Electrolux Dishwasher 7 05 Compact Users Manual 595667700_all
7.05 Compact to the manual cfe6c4b1-5ff7-4981-9d0b-37a1c87d0ca3
2015-01-16
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Electrolux EFS - Dishwashing Systems Platform Electrolux Professional SERVICE MANUAL COMPACT ECOLAB USA RACK-TYPE DISHWASHERS CONTENTS: This document contains all the parameters and information for programming the electronic boards. EDITION: 07.2009 Valid for firmware versions: • 7.05 COMPACT ECOLAB USA. WARNING: All the safety regulations and procedures to be followed by the Specialised Technician/Technical Assistance performing electrical, mechanical or electronic maintenance operations are contained in the instruction manual supplied with the machine: refer to this document before operating. This applies for anyone carrying out operations using these documents. The specialised technician must wear personal protection equipment suitable for the work being performed (e.g. gloves, safety glasses and shoes, suitable clothing, etc.) and use appropriate tools, equipment and auxiliary means. DOC. NO. 5956.677.00 P. 1 / 30 Electrolux EFS - Dishwashing Systems Platform Electrolux Professional INDEX A FUNCTION KEYS............................................................................................. Pag. 4 A1 A2 A3 A4 B 4 5 6 7 8 8 12 12 12 13 13 14 14 15 16 16 18 18 19 CONNECTORS LAYOUT ................................................................................. Pag. 21 B1 C DISPLAY OF AUXILIARY VALUES ................................................................................. Pag. ACCESSING THE USER MENU..................................................................................... Pag. A2.1 EXIT .................................................................................................................... Pag. SERVICE MENU ............................................................................................................. Pag. A3.1 PARAMETERS .................................................................................................... Pag. A3.1.1 GENERIC FUNC. ( GFu) .................................................................. Pag. A3.1.2 RINSE MODULE (rin) ....................................................................... Pag. A3.1.3 WASH MODULE (tub)....................................................................... Pag. A3.1.4 PREWASH MODULE (PrE) .............................................................. Pag. A3.1.5 COMMUNICATION (COM) ............................................................... Pag. A3.1.6 APEX PARAMETERS ....................................................................... Pag. A3.1.6.1 Start-up menu (SUP) .................................................... Pag. A3.1.6.2 Adjustment menu (probe) (AdJ) ................................... Pag. A3.1.6.3 Adjustment menu (time) (AdJ) ...................................... Pag. A3.1.6.4 Setup menu (SEt) ......................................................... Pag. A3.1.6.5 Test menu (tSM) ........................................................... Pag. A3.2 INFO .................................................................................................................... Pag. A3.3 RINSE CONTROL ............................................................................................... Pag. ACCESSING DATA ON THE CHEMISTRY USED IN THE MACHINE ........................... Pag. CONNECTORS LAYOUT LEGEND ................................................................................ Pag. 23 INVERTER PARAMETERS .............................................................................. Pag. 24 C1 INVERTER PROGRAMMING ......................................................................................... Pag. C1.1 DISPLAY FUNCTIONS........................................................................................ Pag. C1.2 INVERTER CONTROL TERMINAL ELECTRICAL CONNECTIONS.................. Pag. C1.3 PARAMETRI DI CONFIGURAZIONE.................................................................. Pag. 24 24 24 25 D WARNING MESSAGES AND TROUBLESHOOTING ..................................... Pag. 26 E LACK OF DETERGENT AND RINSE AID WARNINGS .................................. Pag. 30 DOC. NO. 5956.677.00 P. 2 / 30 Electrolux EFS - Dishwashing Systems Platform Electrolux Professional INDEX OF FIGURES AND TABLES Figure 1 Menu access keys.............................................................................................................. Pag.4 Figure 2 Accessing current, water volumes and levels display mode .............................................. Pag.4 Figure 3 Accessing the USER MENU .............................................................................................. Pag.6 Figure 5 Accessing the SERVICE MENU ........................................................................................ Pag.7 Figure 6 Parameter and function access menu chart....................................................................... Pag.8 Figure 7 Accessing the APEX INFORMATIONS.............................................................................. Pag.19 Figure 8 Inverter electrical connection ............................................................................................. Pag.24 Table 1: Drain cycle: Cleaning mode (ClM) = 0 ............................................................................... Pag.9 Table 2: Drain and "sanitisation" hot cleaning cycle: Cleaning mode (ClM) = 1 à default ............... Pag.10 Table 3: Drain and cold cleaning cycle: Cleaning mode (ClM) = 2 .................................................. Pag.11 Table 4: Default Set Points .............................................................................................................. Pag.17 Table 5: Estimated Rinse Volume .................................................................................................... Pag.17 DOC. NO. 5956.677.00 P. 3 / 30 Electrolux EFS - Dishwashing Systems Platform Electrolux Professional A FUNCTION KEYS BUTTONS USED A B C D E Figure 1 Menu access keys A1 DISPLAY OF AUXILIARY VALUES From the normal machine operation mode it is possible to see several screens not accessible to the user. These screens give various machine values, and are accessed by pressing at the same time the combinations of buttons displayed. (Figure ). Figure 2 Accessing current, water volumes and levels display mode DOC. NO. 5956.677.00 P. 4 / 30 Electrolux EFS - Dishwashing Systems Platform Electrolux Professional Press the Start button - “E” (Figure 1) - and relief blue button - ”D” (Figure 1) - at the same time for a few seconds to access the first screen; press the drain button - “A” (Figure 1) - to access the subsequent screens. The following screens are displayed ( in order) : 1 2 AIG LE 2.9 tAn LE 6.8 Air Gap level Wash tank level [Inches if par. UMU = 1; * mm if par. UMU = 0] [Inches if par. UMU = 1; * mm if par. UMU = 0] 5 sCp GLn 12.2 Volume of water contained in the prewash tank (significant only for machines with prewash) 6 3 tAN GLN 22.1 Volume of water contained in the wash tank [Gallons if par. UMU = 1; * Litres if par. UMU = 0] 4 sCp LE 6.8 Prewash tank level (significant only for machines with prewash) [Inches if par. UMU = 1; * mm if par. UMU = 0] Mot Cur 34 Gear motor current [dec Amperes] [Gallons if par. UMU = 1; * Litres if par. UMU = 0] To return to the standard display, wait 30 seconds or press the Confirm button - “C” (Figure 1). * The parameter UMU (Usa Measurement Unit) is not available on the user interface, but only on the PC. A2 ACCESSING THE USER MENU From the normal machine operation mode it is possible to access the machine consumption display and reset menu (Figure 3). DOC. NO. 5956.677.00 P. 5 / 30 Electrolux EFS - Dishwashing Systems Platform Electrolux Professional Figure 3 Accessing the USER MENU USr (USER MENU) ESC(EXIT) Con(CONSUMPTION) Figure 4 Consuption menu chart Press the relief blue button (“D” - (Figure 1)) and the drain button (“A” - (Figure 1)) at the same time for several seconds to access the USER MENU. USr ESC The various USER MENU items can be selected by using the drain (“A” - (Figure 1)) and de-lime (“B” (Figure 1)) buttons. A2.1 EXIT Press the confirm button (“C” - (Figure 1)) when the display indicates the item EXIT (ESC) to return to normal machine operation. Press the confirm button (“C” - (Figure 1)) when the selection arrow indicates the item TION) and the display will show the counter of the racks processed by the machine. itE nbr Con (CONSUMP- 0 0 168 The number of racks processed and the item to which the number shown refers are displayed alternately. To obtain the total number of processed racks, form the numbers displayed as follows: 2 059 165 number of racks = 2059165 The display shows the number of racks starting from the date of machine installation. The number of racks processed starting from a reset operation can also be displayed. DOC. NO. 5956.677.00 P. 6 / 30 Electrolux EFS - Dishwashing Systems Platform Electrolux Professional Press Enter to display the resettable counter; in this way the “CONSUMPTION RESET” mode is accessed. nbr itE rES 0 0 20 Press the confirm button again to reset the resettable rack counter. The rack counter is reset. Press the relief blue button to exit “CONSUMPTION RESET” mode. Use the drain and de-lime buttons to display the screens relevant to (in order): - racks number - rinse time [minutes] - wash time [minutes] - sanitisation (or drain or cleaning) cycles counter - de-lime cycles counter - machine water consumption [gallons or litres] - rinse module water consumption [gallons or litres] - wash module water consumption [gallons or litres] - prewash module water consumption [gallons or litres] - machine power absorption [KWH]. All these screens provide for 2 counters, one resettable and the other non-resettable, usable as described above. In this way it is possible to reset the counters and subsequently check the various counts starting from the date of the last reset. A3 SERVICE MENU From normal machine operation mode all the parameters and information can be accessed for programming the electronic boards by pressing the combinations of buttons displayed in (Figure 3) and in (Figure 5). Figure 5 Accessing the SERVICE MENU From the SERVICE MENU it is possible to access the following parameter families and information see (Figure 5) and (Figure 6) using the drain (“A” - (Figure 1)) and de-lime (“B” - (Figure 1)) buttons to select the object, the confirm button (“C” - (Figure 1)) to access the selected object and the relief blue button (“D” (Figure 1)) to exit the object. DOC. NO. 5956.677.00 P. 7 / 30 Electrolux EFS - Dishwashing Systems Platform Electrolux Professional FAC (SERVICE MENU) PAr(PARAMETERS) Inf(INFO) rfC(RINSE CONTROL) GFu (GENERIC FUNC.) RiN (RINSE MODULE) tub (WASH MODULE) pRE(*) (PREWASH MODULE) COM (COMUNICATION) SUP APE (APEX) ADJ SEt (START-UP) (ADJUSTMENT) (SET UP) tSM (TEST) Figure 6 Parameter and function access menu chart (*) Only for prewash machines. Press the relief blue button (“D” - (Figure 1)) and the de-lime button (“B” - (Figure 1)) at the same time for several seconds to access the SERVICE MENU. Inside the SERVICE MENU it is possible to: • display and edit all the machine parameters; • display information of a general nature, such as the machine software versions; • adjust the rinse flowrate cock ( just for atmospheric rack type). WARNING: After entering the SERVICE MENU switch the machine off and then on again to return to normal operation. The various SERVICE MENU items can be selected by using the drain (“A” - (Figure 1)) and de-lime (“B” (Figure 1)) buttons. A3.1 PARAMETERS Press the confirm button (“C” - (Figure 1)) when the display indicates the PARAMETERS item ( PAr) and the display will show the first family of parameters. A3.1.1 GENERIC FUNC. ( GFu) The GENERIC FUNC. family contains parameters that identify several general machine characteristics. fAm Gfu Use the drain and de-lime buttons to select the other parameter families. Press the relief blue button (“D” - (Figure 1)) to display the SERVICE MENU again. DOC. NO. 5956.677.00 P. 8 / 30 Electrolux EFS - Dishwashing Systems Platform Electrolux Professional Press the confirm button (“C” - (Figure 1)) to access the first parameter of the GENERIC FUNCTION family. spd 0 0 Current value Default value Press the relief blue button (“D” - (Figure 1)) to display the GENERIC FUNCTION family again. Use the drain and de-lime buttons to select the other parameters of the GENERIC FUNCTION family. Press the confirm button to edit the selected parameter: the parameter value starts flashing. Use the drain (to increase) and de-lime (to decrease) buttons to modify the parameter value. Press the confirm button to save the new set value. Press the relief blue button to exit without saving the new setting. The GENERIC FUNC. / GFu family parameters are described below: Parameter nameParameter name Display visualization Family Nr. Parameter Nr. Set default par. spd 1 0 It allows all the parameters to be set to their default value. The set parameters are those of a WT44. The parameter set to “Yes” (1) automatically returns to “No” (0). Speed nr. 1 SP1 1 3 Speed nr. 2 SP2 1 Cleaning mode ClM 1 Min Max Factory setting [for WT44] - No/ 0 Yes/ 1 No/ 0 Indicates racks/hour processed at low speed. racks/h 24 300 100 4 Indicates gear motor operation frequency at speed 2. racks/h 24 300 200 8 Selects the type of machine drain. If the parameter is set to 0 the machine carries out airgap and tank drain; if set to 1 (default value) it carries out sanitisation; if set to 2 it carries out the drain and cleaning cycle. - 0 2 1 Phase dura- Phase dura- Total Time Total Time tion [min,sec] tion [sec] [sec] [min,sec] Prewash tank draining valve Rinse pump Air gap loading valve Unit of measure Event to evolve to the next phase Loads Wash tank draining valve Phase Parameter description initial pause Fixed time (3 seconds) 0,03 3,00 3 0,03 load the air gap until the working level is reached (to avoid pump cavitation) The air gap level is equal or higher than the air gap working level (parameter "Work lev. airgap") 0,00 0,00 3 0,03 The air gap is completely emptying 1,00 60,00 63 1,03 Wash tank is completely emptying 1,18 78,00 141 2,21 X drain the air gap empty completely the tanks X X X Table 1: Drain cycle: Cleaning mode (ClM) = 0 DOC. NO. 5956.677.00 P. 9 / 30 Electrolux EFS - Dishwashing Systems Platform Electrolux Professional Event to evolve to the next phase initial pause X load the air gap until the working level is reached (to avoid pump cavitation) drain the air gap and in the same time drain the tanks X empty completely the tanks X X X X2 the wash tank is heating until set point (parameter "Sanit. temper.") X5 X wash tank sanitization phase X5 drain the wash tank; in the same time start the prewash tank heating X X reload the tanks until the correct tank level is reached (parameters "Drain max. level"); when the tank working level (parameters "Working level") is reached the heating of the wash tank starts X X X X X the prewash tank is heating until set point (parameter "Sanit. temper.") X X5 prewash tank sanitization phase drain the prewash tank X X Phase duration [min,sec] Phase duration [sec] Total Time [sec] Total Time [min,sec] Water consumption (only wash) Water consumption (with prewash) 81,33 118,33 Prewash heaters Prewash pump Prewash tank loading valve Prewash tank draining valve Boiler heaters Rinse pump Air gap loading valve Wash heaters Wash pump Wash tank loading valve Loads Wash tank draining valve Phase X Fixed time (3 seconds) 0,03 3,00 3 0,03 The air gap level is equal or higher than the air gap working level (parameter "Work lev. air gap") The air gap is completely emptying 0,00 0,00 3 0,03 1,46 106,00 109 1,49 The tanks are completely emptying 0,11 11,00 120 2,00 The tanks level is equal or higher than the tanks filling level (parameter "Drain max level") 4,04 244,00 364 6,04 Wash temperature set point is reached (parameter "Sanit. temper.") Fixed time (parameter "Wash san. duration") Wash tank is completely emptying 13,43 823,00 1187 19,47 1,00 60,00 1247 20,47 2,12 132,00 1379 22,59 Prewash temperature set point is reached (parameter "Sanit. temper.") Fixed time (parameter "Prew san. duration") Prewash tank is completely emptying 10,05 605,00 1984 33,04 1,00 60,00 2044 34,04 1,05 65,00 2109 35,09 Table 2: Drain and "sanitisation" hot cleaning cycle: Cleaning mode (ClM) = 1 Æ default 2: the wash tank heatings elements are switched on during this phase only when the wash tank level reached the "Working level" 5: the rinse pump and the tanks loading valve are switched on during these phases only if the tanks level becomes lower than "Drain max. level" - "Max. lev. hister." Phases duration and water consuption are referred to the following set up: Rinse flow = 7,2 lit/min (1,872 gln/min) and Tank loading valve flow = 20 lit/min (5,2 gln/min) DOC. NO. 5956.677.00 P. 10 / 30 Electrolux EFS - Dishwashing Systems Platform Electrolux Professional initial pause empty completely the tanks X X X1 Phase duration [min,sec] Phase duration [sec] Total Time [sec] Total Time [min,sec] Fixed time (3 seconds) 0,03 3,00 3 0,03 The tank are completely emptying 1,19 79,00 82 1,22 The tanks level is equal or higher than the tanks filling level ( parameter "Drain max level") 4,03 243,00 325 5,25 0,15 15,00 340 5,40 load the tanks with fresh water X clean the tanks with fresh water X5 X X1 X X Fixed time (15 seconds) Fixed time (5 seconds) 0,05 5,00 345 5,45 X5 X X1 X X Fixed time (15 seconds) 0,15 15,00 360 6,00 Fixed time (5 seconds) 0,05 5,00 365 6,05 X5 X X1 X X Fixed time (15 seconds) 0,15 15,00 380 6,20 The air gap level is equal or higher than the air gap working level (parameter "Work lev. airgap") 0,00 0,00 380 6,20 X pause between two tanks cleaning clean the tanks with fresh water pause between two tanks cleaning clean the tanks with fresh water load the air gap until the working level is reached (to avoid pump cavitation) X drain the air gap empty completely the tanks X X X Water consumption (only wash) Water consumption (with prewash) 81,00 118,00 Prewash pump Prewash tank loading valve Prewash tank draining valve Event to evolve Boiler heaters Rinse pump Air gap loading valve Wash heaters Wash pump Wash tank loading valve Loads Wash tank draining valve Phase The air gap is completely emptying 0,45 45,00 425 7,05 The tank are completely emptying 1,13 73,00 498 8,18 Table 3: Drain and cold cleaning cycle: Cleaning mode (ClM) = 2 1: the air gap loading valve is switched on to refill the air gap when the level is lower than "Max. lev. Airgap" - "Max. hist. Airgap" 5: the rinse pump and the tanks loading valve are switched on during these phases only if the tanks level becomes lower than "Drain max. level" - "Max. lev. hister." Phases duration and water consuption are referred to the following set up: Rinse flow = 7,2 lit/min (1,872 gln/min) and Tank loading valve flow = 20 lit/min (5,2 gln/min). DOC. NO. 5956.677.00 P. 11 / 30 Electrolux EFS - Dishwashing Systems Platform Electrolux Professional The table given below indicates the delay between transit of the rack on the autorinse lever and stopping of the rinse phase. E.g. in a WT44 working at high speed (200 racks/h) the rinse pump keeps operating for 3 seconds after the last rack has released the autorinse lever. Capacity speed nr. 1 (racks/ hour) Delay speed nr. 1 (sec) Capacity speed nr. 2 (racks/ hour) Delay speed nr. 2 (sec) WT44 100 6 200 3 WT66 100 6 200 3 A3.1.2 RINSE MODULE (rin) The RINSE MODULE family parameters are selected and edited by using the buttons in the same way as that described for the GENERIC FUNCTION family. The RINSE MODULE family contains the parameters that identify the rinse module characteristics FAM Rin The RINSE MODULE / rin family parameters are described below: Parameter name Boiler temper. A3.1.3 Display visualization Family Nr. Parameter Nr. bot 2 4 Parameter description Boiler temperature set point. Unit of measure °C / °F Min 10/50 Max Factory setting [for WT44] 99/ 211 86/187 WASH MODULE (tub) The WASH MODULE family parameters are selected and edited by using the buttons in the same way as that described for the GENERIC FUNCTION family. The WASH MODULE family contains the parameters that identify the wash module characteristics FAM tub The WASH MODULE / tub family parameters are described below: Parameter name Display visualization Family Nr. Parameter Nr. Tank temper. tut 3 45 Tank temperature set point. °C / °F Autom. drain del. Atd 3 10 Number of racks passing between two automatic water changes. If this parameter is set at zero the function is disabled. Racks A3.1.4 Parameter description Unit of measure Min Max Factory setting [for WT44] 5/42 90/ 194 75/167 0 600 200 PREWASH MODULE (PrE) Available only on WT66 with prewash. The PREWASH MODULE family parameters are selected and edited by using the buttons in the same way as that described for the GENERIC FUNCTION family. DOC. NO. 5956.677.00 P. 12 / 30 Electrolux EFS - Dishwashing Systems Platform Electrolux Professional The PREWASH MODULE family contains the parameters that identify the prewash module characteristics FAM PrE The PREWASH MODULE / PrE family parameters are described below: Parameter name Display visualization Family Nr. Parameter Nr. Tank temper. Prt 4 5 Tank temperature set point. °C / °F Autom. drain del. APd 4 11 Number of racks passing between two automatic water changes. If this parameter is set at zero the function is disabled. Racks A3.1.5 Parameter description Unit of measure Min Max Factory setting [for WT44] 5/41 90/ 194 10/50 0 600 170 COMMUNICATION (COM) The COMMUNICATION family parameters are selected and edited by using the buttons in the same way as that described for the GENERIC FUNCTION family. The COMMUNICATION family contains the parameters that identify the COMMUNICATION connection characteristics. FAM COM The COMMUNICATION/ COM family parameters are described below: Parameter name Display visualization Family Nr. Parameter Nr. Enable Apex Communic ACo 5 2 Parameter description Enables communication with Apex; to enable communication with an external control PC it must be set to 0; set to 1 to re-enable communication with Apex. Unit of measure - Min 0 Max Factory setting [for WT44] 1 1 WARNING: If the parameter AC o is set to 0, management of detergent and rinse aid dosing is completely inhibited. Set the parameter to 0 to enable communication with the control PC, remembering to set the parameter to 1 again for normal machine operation. A3.1.6 APEX PARAMETERS The Apex family contains the parameters that manage correct dosing of rinse aid and detergent. The Apex parameter family is divided into 4 subfamilies: Start-up, Adjustment, Set-up and Test. Each subfamily contains several parameters. Press the confirm button to access the first subfamily of the Apex family (“C” - (Figure 1) DOC. NO. 5956.677.00 P. 13 / 30 Electrolux EFS - Dishwashing Systems Platform Electrolux Professional FAM SUp Use the drain and de-lime buttons to select the other parameter families. Press the blue button (in relief) to return to the display of the Apex family. Press the confirm button ("C" - (Figure 1) to access the first parameter of the subfamily selected. OPM 0 0 Press the blue button (in relief) to return to the display of the subfamily. To move through the parameters and to edit them, use the same procedures indicated in the GENERIC FUNCTION family. A3.1.6.1 Start-up menu (SUP) The Startup menu accesses preset formulas to automatically program the dispenser for most common installations. Typically, no further programming is required after setting up the dispenser in the Startup menu. The Startup menu/ SUP family parameters are described below: Parameter name Display visualization Family Nr. Parameter Nr. OPM 7 0 Specifies if the type of control for detergent dosing is carried out by means of a conductivity probe or by time. “0” : Inductive probe detergent control; “1” : Time detergent control. - Product pRD 7 1 Specify the product type. “1” : GPRPI, Solid Power, Solid Power with Glass Guard. “2” : GPRPII, Apex Power. “3” : GPRPIII, Apex Power Plus, Apex Ultra, Solid Fusion. “4” : GPRPIV, Solid Metal Fusion. “5” : GPRPV, Solid Metal Pro. “6” : GPRPVI, Solid Endurance. Soil level soL 7 2 HRD 7 3 Operation mode Water hardness Parameter description Unit of measure Min Max Factory setting [for WT44] 0 1 0 - 1 6 2 Specify the crockeries soil level. “0”: Light. “1”: Normal. “2”: Heavy. - 0 2 1 Specify the water hardness. “0”: Soft. “1”: Medium. “2”: Hard. - 0 2 1 A3.1.6.2 Adjustment menu (probe) (AdJ) The Adjustment Menu is determined by the Operation Mode chosen in the Startup Menu. Only the Adjustment Menu appropriate to your system (your default Adjustment Menu) will appear on your screen. This is the "Inductive probe" adjustment menu. DOC. NO. 5956.677.00 P. 14 / 30 Electrolux EFS - Dishwashing Systems Platform Electrolux Professional Parameter name Detergent set point Fast conveyor rinse pump speed Slow conveyor rinse pump speed Detergent alarm delay Display visualization Family Nr. Parameter Nr. dSP 8 FRS Parameter description Unit of measure 0 It indicates the wash tank detergent set point. The default value of the detergent set point parameter is based on the combinations of the following “Start-up family” parameters: “Product” (Prd), “Soil level” (SoL) and “Water hardness” (Hrd). See Table 4: Default Set Points. ecounits 8 1 It indicates the rinse aid peristaltic pump speed when the conveyor is working at higher speed (parameter: Speed nr. 2). See Table 5: Estimated Rinse Volume. SrS 8 2 dAD 8 3 Min Max Factory setting [for WT44] 10 310 27* rpm 3,6 36 20 It indicates the rinse aid peristaltic pump speed when the conveyor is working at lower speed (parameter: Speed nr. 1). See Table 5: Estimated Rinse Volume. rpm 3,6 36 15 This setting delays the out-of-product alarm from sounding on an initial fill or wash tank change for the number of seconds set. It allows the controller to reach set point before the alarm is activated. The default value of the detergent set point parameter is based on the combinations of the following “Startup family” parameters: “Product” (Prd), “Soil level” (SoL) and “Water hardness” (Hrd). sec 1 999 360 * (*) The default values are variables and calculated according to the values set in the parameters "Product" (Prd), "Soillevel" (SoL) and " Water hardness" (Hrd). A3.1.6.3 Adjustment menu (time) (AdJ) The Adjustment Menu is determined by the Operation Mode chosen in the Startup Menu. Only the Adjustment Menu appropriate to your system (your default Adjustment Menu) will appear on your screen. This is the "time" adjustment menu. Parameter name Detergent initial charge Detergent dose Fast conveyor rinse pump speed Slow conveyor rinse pump speed Detergent dose interval Display visualization Family Nr. Parameter Nr. dtC 9 0 This setting determines the amount of time that the detergent will feed on the initial fill of the dish machine. ddS 9 1 FrS 9 SrS ddi DOC. NO. 5956.677.00 Parameter description Unit of measure Min Max Factory setting [for WT44] sec 1 999 47 It indicates the time it takes to feed detergent into the dish machine, on a preset interval (as set in the ddi menu). This setting determines the quantity of detergent is dispensed every rack, every second rack, or every third rack, according with the value stored in the ddi parameter. sec 1 25,4 4,8 2 It indicates the rinse aid peristaltic pump speed when the conveyor is working at higher speed (parameter: Speed nr. 2). See Table 5: Estimated Rinse Volume. rpm 3,6 36 20 9 3 It indicates the rinse aid peristaltic pump speed when the conveyor is working at lower speed (parameter: Speed nr. 1). See Table 5: Estimated Rinse Volume. rpm 3,6 36 15 9 4 The range of adjustment is 1 to 3 racks, in increments of 1 rack. Detergent is then dispensed every rack, every second rack, or every third rack. One rack interval is the time the rinse signal is on for conveyor mode, based on rtM parameter in Setup family. racks 1 3 1 P. 15 / 30 Electrolux EFS - Dishwashing Systems Platform Electrolux Professional A3.1.6.4 Setup menu (SEt) The Setup menu contains dispenser configuration settings that are typically not often reset after initial startup of the dispenser. Parameter name Detergent manager Rinse manager Rack time Display visualization Family Nr. Parameter Nr. dtM 10 0 Detergent Manager monitors the probe controlled detergent feed time to reach set point. When the detergent feed time exceeds 150% of the setup feed time during a 12 hour period, Detergent Manager automatically disables probe detergent control and enables timed detergent control. This function is only available when Probe detergent control is chosen in “Operatinion mode” (OPM) parameter on Startup Family. “0”: Detergent manager off. “1”: Detergent manager on. - riM 10 1 Rinse Manager shuts off the rinse pump when the rinse signal is “unqualified.” An rinse signal is “unqualified” if no detergent signal occurred within 90 seconds prior to the rinse signal. “0”: Rinse manager off. “1”: Rinse manager on. rtM 10 2 It indicates the amount of time the conveyor takes to travel one rack length. The value is automatically updated when the conveyor speed is changed. Parameter description Unit of measure Min Max Factory setting [for WT44] 0 1 1 - 0 1 1 sec 1 99 18 A3.1.6.5 Test menu (tSM) The Test menu contains Prime/Test Pump and other diagnostic test functions. Display visualization Family Nr. Parameter Nr. tdS 11 0 This parameter displays the current total dissolved solids. ppm 0 9999 - OFS 11 1 ecounits 0 310 - CrA 11 2 This parameter displays the conductivity offset of the supply water. Reset Water Conductivity Offset Reading The Apex Controller allows you to reset the water conductivity offset reading. To reset: 1. Fill the detergent tank with fresh water (with no detergent or rinse agent). 2. Select “Detergent Setpoint Offset” (OFS) parameter from “Apex Family” (APE) --> “Test” sub-family (tSM); push one time the “ENTER” push button: the value start to blink. Press the “ENTER” button again: the new offset is calculated, stored and shown. This parameter shows raw (not temperature compensated) probe conductivity readings. ecounits 0 310 - CAD 11 3 This parameter shows temperature compensated probe conductivity readings. ecounits 0 321 - ttH 11 4 This parameter shows dish machine wash temperature readings (conductivity probe temperature sensor). °F (or °C) 32 212 - Rinse Test rtS 11 6 This parameter is used to manually turn on the rinse aid peristaltic pump. Pump stops automatically after 10 seconds. “0”: No actions. “1”: Rinse test (programmed speed). “2”: Rinse test (max speed). - 0 2 0 Detergent Test dtS 11 5 This parameter is used to manually turn on the detergent valve. The valve stops automatically after 10 seconds. “0”: No actions. “1”: Detergent test. - 0 1 0 ESP address Adr 11 7 It is used to set the Ecolab Simple Protocol ESP Network Address ID number. - 32 127 48 Fir 11 8 This parameter shows the APEX firmware version number. - 0 FFFF - CsM 11 9 It indicates the six-digit hexadecimal checksum stored in the APEX flash memory. - - - - Parameter name Total dissolved solids Detergent setpoint offset Raw conduttivity Compensated conductivity Wash temperature Firmware version Check sum DOC. NO. 5956.677.00 Parameter description Unit of measure Min Max Factory setting[for WT44] P. 16 / 30 Electrolux EFS - Dishwashing Systems Platform Electrolux Professional The following table shows the default set points for all product groups across all combinations of soil loads and water conditions. It also gives an estimated relation between Ecounits and drops for all product groups. SOIL LEVEL / WATER QUALITY GRP I GRP II GRP III (See NOTE below) GRP IV GRP V GRP VI Solid Power, Solid Power w/Glass Guard Apex Power T1* = Apex (Power Plus & Ultra) Geo** = Fusion (Solid, Balanced, Power) Solid Metal Fusion Solid Metal Pro Solid Endurance Ecounits T1 drops Ecounits T1 drops Ecounits *T1 drops **Geo drops Ecounits T1 drops Ecounits T1 drops Ecounits T1 drops 27 12 18 8 15 6 12 15 6 18 12 17 7 Light / Medium - OR Normal / Soft Normal / Medium - OR Light / Hard Ecounits T1 drops Ecounits T1 drops Ecounits *T1 drops **Geo drops Ecounits T1 drops Ecounits T1 drops Ecounits T1 drops 30 13.5 21 9 18 7 13.5 17 6.5 22 13 19 8 Ecounits T1 drops Ecounits T1 drops Ecounits *T1 drops **Geo drops Ecounits T1 drops Ecounits T1 drops Ecounits T1 drops 33 15 24 11 21 8.5 16 18 7 26 14 21 9 Normal / Hard - OR Heavy / Medium Ecounits T1 drops Ecounits T1 drops Ecounits *T1 drops **Geo drops Ecounits T1 drops Ecounits T1 drops Ecounits T1 drops 36 16.5 27 12 24 10 19 20 7.5 30 15 23 10 Ecounits T1 drops Ecounits T1 drops Ecounits *T1 drops **Geo drops Ecounits T1 drops Ecounits T1 drops Ecounits T1 drops 40 18 30 14 27 12 24 21 8 34 16 25 11 Light / Soft Heavy / Hard Table 4: Default Set Points All estimated volumes in the following table assume that the standard 1 cc squeeze tube is used. If a larger tube is used, scale up by changing this formula: Volume (mL) = Squeeze Tube size (cc/rev) x Rinse Speed (rev/min) x rack rinse time (sec) x 1 min/60 sec. 7 sec. 10 sec. 12 sec. 15 sec. 18 sec. 20 sec. 25 sec. 3.6 rpm 0.4 0.6 0.7 0.9 1.1 1.2 1.5 5 rpm 0.6 0.8 1 1.3 1.5 1.7 2.1 7 rpm 0.8 1.2 1.4 1.8 2.1 2.3 2.9 10 rpm 1.2 1.7 2 2.5 3 3.3 4.2 12 rpm 1.4 2 2.4 3 3.6 4 5 15 rpm 1.8 2.5 3 3.8 4.5 5 6.3 17 rpm 2 2.8 3.4 4.3 5.1 5.7 7.1 20 rpm 2.3 3.3 4 5 6 6.7 8.3 22 rpm 2.6 3.7 4.4 5.5 6.6 7.3 9.2 25 rpm 2.9 4.2 5 6.3 7.5 8.3 10.4 27 rpm 3.2 4.5 5.4 6.8 8.1 9 11.3 30 rpm 3.5 5 6 7.5 9 10 12.5 32 rpm 3.7 5.3 6.4 8 9.6 10.7 13.3 36 rpm 4.2 6 7.2 9 10.8 12 15 Table 5: Estimated Rinse Volume DOC. NO. 5956.677.00 P. 17 / 30 Electrolux EFS - Dishwashing Systems Platform Electrolux Professional A3.2 INFO Press the confirm button (“C” - (Figure 1)) when the display indicates the INFO item(InF) and the machine firmware (FW) versions will be displayed. USER POWER POWER 7.05 7.01 7.01 WASH + RINSE PREWASH Press the confirm button to return to the SERVICE MENU. A3.3 RINSE CONTROL Press the confirm button (“C” - (Figure 1)) when the message rFC appears on the display, and the machine is going to start a rinse flow control cycle. If there is a communication error between the rack type boards, the rinse flow control cycle cannot be carried out. In this case the display will show: If the communication is working correctly the dispaly informs the user that the machine is ready to start a rinse flow control cycle: Press the confirm button (“C” - (Figure 1)) and a control cycle is started: rfC pRG DOC. NO. 5956.677.00 P. 18 / 30 Electrolux EFS - Dishwashing Systems Platform Electrolux Professional Wait about 2 minutes, during which the machine performs a series of air gap filling solenoid valve and rinse pump activations, until the display will show the actual rinse flow: rFC End 1.9 Compare the result obtained with the data given in the table below and if the flow is higher or lower than that indicated in the table, close or open the rinse flow regulating cock and repeat the control cycle until the optimum value is reached. [Gallons if par. UMU = 1; Litres if par. UMU = 0] MACHINE TYPE CORRECT FLOW (Lit/Min) CORRECT FLOW (Gallons/Min) WT44 7.2 1.9 WT66 7.2 1.9 WARNING: The Rack Type leaves the factory with the cock already adjusted in the optimum position. WARNING: The indication of rinse flowrate can be subject to an error of ± 0,3 litres/min. A4 ACCESSING DATA ON THE CHEMISTRY USED IN THE MACHINE From the normal machine operation mode it is possible to access the display of Apex low level warnings (relevant to detergent and rinse aid management) and the reading of significant values relevant to the chemistry used in the machine. To access the Apex data display mode, press at the same time the combination of buttons indicated in Figura 7. Figure 7 Accessing the APEX INFORMATIONS DOC. NO. 5956.677.00 P. 19 / 30 Electrolux EFS - Dishwashing Systems Platform Electrolux Professional Press the START and ENTER buttons together to display of the first Apex warning in progress. The possible Apex low level warnings are: Probe failed: ALr Prb FLt The conductivity probe reading is outside the permissible reading range. Probe missing: ALr Prb MiS The conductivity probe is disconnected. Checksum error: ALr CHS Err There is no matching between the checksum saved in the APEX memory and that calculated by the firmware. Rinse pump motor was shorted: ALr Rin sHr The rinse aid peristaltic pump motor is short-circuited. Detergent manager on: dEt MAn On The Detergent manager function is operational. Rinse manager on: rin MAn On The Rinse manager function is operational. Below detergent set point: BEL dEt SEt The concentration of detergent in the tank is lower than the set point value. Use the drain and de-lime buttons to scroll the low level warnings. When the last warning is reached, press the drain button to display the following read-only parameters: Total dissolved solid: tdS This parameter displays the current total dissolved solids. Detergent set point offset: OtS This parameter displays the conduttivity offset of the supply water. Raw conductivity: CrA This parameter shows row (not temperature compensated) probe conductivity readings. Compensated conductivity: CAd This parameter shows temperature compensated probe conductivity readings. Wash temperature: ttH This parameter shows dish machine wash temperature readings (conductivity probe temperature sensor). If there are no warnings in progress, the first read-only parameter appears when accessing the Apex data mode. DOC. NO. 5956.677.00 P. 20 / 30 Electrolux EFS - Dishwashing Systems Platform Electrolux Professional B CONNECTORS LAYOUT POWER BOARDS CONNECTORS LAYOUT 5 1 J23 1 2 1 6 1 J26 2 1 6 1 1 1 5 1 J24 2 J21 1 3 3 J27 1 9 9 J29 Xin 9 2 1 1 2 2 1 9 J20 1 1 1 5 1 4 4 J31 1 6 1 Xout 6 J32 1 1J34 4 1 4 1 8 8 1 J35 1 3 1 7 7 1 J36 6 1 1 DOC. NO. 5956.677.00 P. 21 / 30 Electrolux EFS - Dishwashing Systems Platform Electrolux Professional X11 MULTICONNECTOR BOARDS CONNECTORS LAYOUT F1 F2 9 F3 12 X10 0043 7 6 1 1 5 2 F5 1 9 8 10 F4 1 F6 F7 F8 X9 F9 F10 F11 X8 F12 F13 F14 F15 X7 F16 F17 F18 X5 X6 F19 F20 F21 X4 F22 F23 X3 F24 F25 X2 F26 F27 DOC. NO. 5956.677.00 F40 F39 F38 F37 F36 F35 F34 F33 F32 F31 F30 F29 X1 F28 P. 22 / 30 Electrolux EFS - Dishwashing Systems Platform Electrolux Professional B1 CONNECTORS LAYOUT LEGEND F 1- F2 F5-F6 F11-F12 F14-F15-F16 F18 F21-F23 F25-F27 F28 F29-F30 Main supply connector ESD fan connector Rinse pump connector Tank filling solenoid valve connector Tank heating elements connector Door safety circuit connector Wash pump connector Boiler heating elements connector Drain valve connector F32-F34 De-lime pump connector F35-F36 Inverter connector F39-F40 Airgap filling solenoid valve connector x1 Temperature sensor connector x2 Temperature sensor connector x3 Rinse flowmeter connector x4 Power measurer connector x5 Inverter feedback - emergency stop and autostart connector x6 Board identification connector x7 Gearmotor current control - airgap pressure sensor connector x8 Wash flowmeter - gearmotor speed signal connector x9 Autorinse, thermal protection devices connector x10 Door switch connector DOC. NO. 5956.677.00 P. 23 / 30 Electrolux EFS - Dishwashing Systems Platform Electrolux Professional C INVERTER PARAMETERS WARNING: When replacing the inverter remove the protection label “A” on the top of the same, as indicated below (the protection rating becomes IP20). A C1 C1.1 INVERTER PROGRAMMING DISPLAY FUNCTIONS Pressing Telemecanique or does not store the selection Altivar 11 3 “7 segment” displays. Save the selection: Exits a menu or parameter or aborts the displayed value to return to the previous value in the memory. The display flashes when a value is stored. ESC ENT ENT Returns to the previous menu or parameter, or increases the displayed value. Goes to the next menu or parameter, or decreases the displayed value. Enters a menu or a parameter, or saves the displayed parameter or value. C1.2 INVERTER CONTROL TERMINAL ELECTRICAL CONNECTIONS (1) (2) (4) (5) (7) (8) +15V DO LI1 AV1 0V RA RC KEY (1) White (2) Orange (4) Violet (5) Red (7) Black (8) Yellow (12) Blue (12) Figure 8 Inverter electrical connection DOC. NO. 5956.677.00 P. 24 / 30 Electrolux EFS - Dishwashing Systems Platform Electrolux Professional C1.3 PARAMETRI DI CONFIGURAZIONE Inverter Telemecanique AH var 11 type ATV11PU12M2E380 Parameters for 110Vac gearmotor (Delta connection) Parameter ACC dEC LSP HSP ItH SP2 SP3 SP4 Alt drC FUn Act UnS FrS StA FLG UFr nCr CLI nSL SLP COS tCC rrS Ps2 HSP tLS PI LOC tOL API LUL tUL rSF rP2 LC2 nST StP brA AdC SfT FLr dO Atr bFr SCS FCS DOC. NO. 5956.677.00 ACt tCt LIA LIB LIA LIB Description Standard machine Acceleration ramp time Deceleration ramp time Low speed High speed Motor thermal current 2nd preset speed 3rd preset speed 4th preset speed Scale of analog input Nominal motor voltage Nominal motor frequency Frequency loop stability Frequency loop gain Ir compensation Nominal motor current Current limit Nominal motor slip Slip compensation Nominal motor cosine 3.0 0.5 0.0 100 3.6 10 25 50 10U 110 50 20 50 50 3.6 3.9 5 100 0.65 Type of control Type of two wire control Reverse Preset speed lia Preset speed lib Config. input Lia Config. input Lib 2C Lel nO nO nO nO nO 0.0 nO 90 0 0.3 60 10 nO nO nO nO FST YES YES 0.5 2.9 LF 4 nO OCr nO 50 nO nO PIF LI LI ACt tdC SdC ACt Sfr ACt Overload threshold Time delay for overl. func. Histeresis freq. reached Underload threshold Time delay for underl. func. Fault reset Second ramp 2nd limit current Freewheel stop Controlled stop on loss of line Deceleration ramp adaptation Automatic dc injection Injection time on stopping Injection current Frequency range Switching frequency Catch on the fly Analogic output do Automatic restart Motor frequency Configuration backup Reminder of the configuration P. 25 / 30 Electrolux EFS - Dishwashing Systems Platform Electrolux Professional D WARNING MESSAGES AND TROUBLESHOOTING List of possible documented machine alarms: CODE DESCRIPTION POSSIBLE CAUSE 11 The Air Gap was not completely filled within the max. filling time. - The air gap water supply cock is not open. - The water filling solenoid valve doesn’t work properly. - The water feed flow is too low. - The water inlet filter is not clean. - The boiler pressure sensor doesn’t work properly. 12 The pressure sensor on the air gap does not work correctly. - The pressure sensor on the air gap doesn’t work properly. - The pressure sensor connector on the air gap is not correctly inserted. - The X7 connector on the rinse board is not correctly inserted. 15 * The required temperature was not reached in the boiler within the max. heating time. - The rinse water flow is too high. - A heating element or a heating element branch doesn’t work properly. - The CU is not clean. - The boiler temperature sensor doesn’t work properly. - The boiler heating element starter controller doesn’t work properly or its coil is not correctly connected to the rinse board. - The CU fan does not work properly. 16 The water temperature in the boiler is too high. - The “Boil. temp. start” parameter (bt5) or the “Boiler temper.” parameter (bot) has been changed. - The relay that activates the boiler heating elements starter controller is stuck. 17 The boiler temperature sensor is short-circuited. - The boiler temperature sensor is short-circuited. 18 The boiler temperature sensor is open. - The boiler temperature sensor is open or disconnected. - The boiler temperature sensor connector is not correctly inserted. - The connector on the rinse board is not correctly inserted. 23** The rinse pump thermal protector has tripped. - The rinse pump doesn’t work properly. - The rinse pump impeller is blocked. - The rinse circuit is clogged. - The rinse flowmeter works properly. DOC. NO. 5956.677.00 P. 26 / 30 Electrolux EFS - Dishwashing Systems Platform Electrolux Professional 27 The gear motor inverter generated an allarm. has - The inverter or the gear motor doesn’t work properly. Possible machine alarms documented on Possible cause Remedy 1) OCF overcurrent - ramp too short - inertia or load too high - mechanical locking - check the state of the mechanism. 2) SCF motor short circuit - insulation fault or shortcircuit at the drive output check the cables connecting the drive to the motor , and the motor insulation. 3) InF internal fault - internal fault - check the environment (electromagnetic compatibility). - send the drive to be checked/repaired. 4) CFF configuration fault - The current configuration is inconsistent - some parameters in the inverter have been - return to factory settings. 5) SOF overspeed - instability or - driving load too high - some parameters in the inverter have been modified - return to factory settings. 6) CrF internal fault - load relay control fault or damaged load resistor - replace the drive. 7) OHF drive overload - drive temperature too high - check the motor load and the enviroment.Wait for the drive to cool down before restarting. 8) OLF motor overload - triggered by motor current too high - check the motor load. Wait for the drive to cool down before restarting. 9) OSF overvoltage - line voltage too high - disturbed line supply - check the line voltage. The overvoltage thresold is 415 V on the DC bus. 10) ObF overvoltage during deceleration - braking too sudden or driving load. - increase the deceleration time. 11) PHF line phase failure - drive incorrectly supplied or a fuse blown - failure of one phase - unbalanced load - check the power connection and the fuses. - reset. 12) USF undervoltage - line supply too low - transient voltage dip - damaged load resistor - check the voltage and the voltage parameter. The undervoltage threshold is 230 V on the DC bus. - replace the drive. 13) ULF Current level above the overload threshold LOC. - Check the value of the parameters LOC and tOL in the menu FUn. - Check the mechanics (wear, mechanical stops, lubrication, obstacles, etc.). 14) ULC Current level below the under-load threshold LUL. - Check the value of the parameters LUL and tUL in the menus FUn. 30 ** The Air gap was not completely emptied within the max. emptying time. - The impeller rotation is wrong. - The non return valve on the air gap doesn’t work properly. - The pressure sensor on the air gap doesn’t work properly. - The air gap air trap is not clean. 31 The wash tank was not completely filled within the max. filling time. - The wash tank water supply cock is not open. - The water load solenoid valve doesn’t work properly. - The water feed flow is too low. - The water inlet filter is not clean. - The pressure sensor on the wash tank doesn’t work properly. - The wash tank overflow has not been inserted. - The wash tank drain solenoid valve doesn’t work properly and remains open. - The pressure sensor on the wash board doesn’t work properly. - The wash board doesn’t work properly. 32 The pressure sensor on the wash tank does not work correctly. - The pressure sensor on the wash board doesn’t work properly. - The wash board doesn’t work properly. DOC. NO. 5956.677.00 P. 27 / 30 Electrolux EFS - Dishwashing Systems Platform Electrolux Professional 33 * The required temperature in the wash tank was not reached within the max. heating time. - A heating element or a heating element branch of the wash board doesn’t work properly. - The wash tank temperature sensor doesn’t work properly. - The wash tank heating element starter controller doesn’t work properly or its coil is not correctly connected to the rinse board. 34 The water temperature in the wash tank is too high. - The “Tank temper.” parameter (tut) or the “Sanit. temper.” parameter (tSt) has been changed. - The relay that activates the wash tank heating elements starter controller is stuck. 35 The wash tank temperature sensor is short-circuited. - The wash tank temperature sensor is short-circuited. 36 ** The wash tank temperature sensor is open. - The wash tank temperature sensor is open or disconnected. - The wash tank temperature sensor connector is not correctly inserted. - The connector on the wash board is not correctly inserted. 37 *** The wash pump thermal protector has tripped - The wash pump thermal protector is not correctly set. - The wash pump doesn’t work properly. - The wash pump impeller is blocked. 40 ** The wash tank was not completely emptied within the max. emptying time. - The drain is blocked. - The drain solenoid valve doesn’t work properly. - The wash tank air trap is not clean. 51 The prewash tank was not completely filled within the max. filling time. - The prewash tank water supply cock is not open. - The water load solenoid valve doesn’t work properly. - The water feed flow is too low. - The water inlet filter is not clean. - The load solenoid valve filter is not clean. - The prewash tank pressure sensor doesn’t work properly. - The prewash tank overflow has not been inserted. - The prewash tank drain solenoid valve doesn’t work properly and remains open. - The pressure sensor on the prewash board doesn’t work properly. - The prewash board doesn’t work properly. 52 The pressure sensor on the prewash tank does not work correctly. - The pressure sensor on the prewash board doesn’t work properly. - The prewash board doesn’t work properly. 53 ** The required temperature in the prewash tank was not reached within the max. heating time. - A heating element or a heating element branch of the prewash board doesn’t work properly. - The prewash tank temperature sensor doesn’t work properly. - The prewash tank heating element starter controller doesn’t work properly or its coil is not correctly connected to the rinse board. 54 The water temperature prewash tank is too high. - The “Tank temper.” parameter (Prt) or the “Sanit. temper.” parameter (PSt) has been changed. - The relay that activates the wash tank heating elements remote control switch is stuck. 55 The prewash tank temperature sensor is short-circuited. - The prewash tank temperature sensor is short-circuited. 56 ** The prewash sensor is open. - The prewash tank temperature sensor is open or disconnected. - The prewash tank temperature sensor connector is not correctly inserted. - The connector on the prewash board is not correctly inserted. 57 ** The prewash pump protector has tripped. 58 ** The prewash tank was not completely emptied within the max. emptying time. DOC. NO. 5956.677.00 tank in the temperature thermal - The prewash pump thermal protector is not correctly set. - The prewash pump doesn’t work properly. - The prewash pump impeller is blocked. - The “Prewash module” parameter (PtY) is not correctly set. - The drain is blocked. - The drain solenoid valve doesn’t work properly. - The prewash tank air trap is not clean. P. 28 / 30 Electrolux EFS - Dishwashing Systems Platform Electrolux Professional 76 The gear motor supplied current is higher than the maximum value allowed for the gear motor current. - The wire connected from the inverter ( Do terminal block) to the elctronic board (X7-5) is shortcircuited with the ground. - The inverter parameters are not correctly set. 77 The gear motor supplied current is lower than the minimum value allowed for the gear motor current. - The wire connected from the inverter ( Do terminal block) to the electronic board (X7-5) is open. - The inverter parameters are not correctly set. - The gear motor is configured with star connection and it must be configured with delta connections. 89 The temperature on interface is too high. - Presence of steam too hot on the user interface board. - The user interface doesn’t work properly. the user 101 ** The power absorbed by the boiler heating elements is less than the foreseen rated power. - One or more branches of the boiler heating elements are disconnected. - One or more remote control switches that control the boiler heating elements do not work properly. - The relay of the MEC board that supplies the boiler heating element remote control switch coils does not work properly. - The connection wiring between the remote control switches and the boiler heating elements or between the MEC board and the boiler heating element remote control switch coils is disconnected. - The parameter Pulse/KWatt Hour (EnP) is not correctly set. - The energy meter connections are not correct. 102 ** The power absorbed by the wash tank heating elements is lower than the foreseen rated power. - One or more branches of the boiler heating elements are disconnected. - One or more remote control switches that control the wash tank heating elements do not work properly. - The relay of the MEC board that supplies the wash tank heating element remote control switch coils does not work properly. - The connection wiring between the remote control switches and the boiler heating elements or between the MEC board and the wash tank heating element remote control switch coils is disconnected. - The parameter Pulse/KWatt Hour (EnP) is not correctly set. - The energy meter connections are not correct. 103 ** The power absorbed by the prewash tank heating elements is lower than the foreseen rated power. - One or more branches of the boiler heating elements are disconnected. - One or more remote control switches that control the prewash tank heating elements do not work properly. - The relay of the MEC board that supplies the prewash tank heating element remote control switch coils does not work properly. - The connection wiring between the remote control switches and the prewash tank heating elements or between the MEC board and the prewash tank heating element remote control switch coils is disconnected. - The parameter Pulse/KWatt Hour (EnP) is not correctly set. - The energy meterconnections are not correct. CoM Err Communication problems between machine electronic boards. - The bus connection cables are not correctly connected to all the boards. - One or more boards don’t work properly. - The “Appl. type” parameter (APt) is not correctly set. - Connector X6 is not correctly inserted in the MEC boards. When alarm COM Err appears, the display will show the number of the electronic board that generated the communication error. 2: wash + rinse 3: prewash (compact machines) If, after a communication error, the machine is able to re-enable the communication between the boards, the following message appears on the display: No CoM Err * If the value of the parameter "Heat tim. enable" (HtE) is "Yes" (1), the machine stops when this alarm appears. If the parameter value is "No" (0), the machine does not shut down when this alarm appears. ** The machine does not shut down if these alarms appear. Every 8 seconds a message indicating the alarm number is shown on the display. A red LED blinks, but the machine continues to carry out the normal operations. *** This alarm causes machine stop in versions without prewash. In prewash versions the machine continues to work. DOC. NO. 5956.677.00 P. 29 / 30 Electrolux EFS - Dishwashing Systems Platform Electrolux Professional E LACK OF DETERGENT AND RINSE AID WARNINGS ALr rnS Out Lack of rinse aid The lack of rinse aid warning is generated when a rinse cycle is in progress and the optical sensors (emitter and receiver) installed in the dispenser detect the absence of the cartridge. ALr dEt Out Lack of detergent The lack of detergent warning is generated when a wash cycle is in progress and the conductivity sensor installed in the tank detects that for 6 minutes (parameter dAd Detergent alarm delay) the concentration of detergent in the tank is below the set point value, and more precisely when Compensated conductivity < Detergent set point + Detergent set point offset. If the concentration of detergent in the tank is below the set point, the low level warning (not visible to the user) is immediately generated, but if after 6 minutes the concentration continues to remain low, the message visible to the user is generated. DOC. NO. 5956.677.00 P. 30 / 30
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