LENNOX Furnace/Heater, Gas Manual L0806819
User Manual: LENNOX LENNOX Furnace/Heater, Gas Manual LENNOX Furnace/Heater, Gas Owner's Manual, LENNOX Furnace/Heater, Gas installation guides
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GAS KITS AND ACCESSORIES © 2007 Lennox Industries Inc. Dallas, Texas, USA IGNITION CONTROL REPLACEMENT KIT 505,313M 0912007 INSTALLATION INSTRUCTIONS FOR IGNITION CONTROL REPLACEMENT KIT 30W33 (LB-90701C), USED TO REPLACE A ROBERTSHAW 735L (18G91) OR 745 (97H04) IGNITION CONTROL, OR A JOHNSON G776 (63K2401, 41K8701 or 69J3601) IGNITION CONTROL pointing toward the left, so that the widng connections can be made. Use two #8 - 16 X 1/2" screws (provided) to secure the ignition control to the control bracket. See figure 4 for the correct mounting holes t_ use. Package 1 of I contains: I - Replacement ignition control (Honeywell) 2 - Wire nuts 4 - #8- 16 x 1/2" screws 6 - Install the provided flame sensor on the existing pilot assembly. 4- Wires 1 - Flame sensor 7- 1 - Insulated 1/4 inch quick connect 1 - Control bracket Rout_ the white sensor wire (provided) from the flame sensor to the ignition control. Keep this wire away from other wire routing. 8- See figure 1 for the replacement ignition control wiring. 1 - Widng diagram 1 - Diagnostic code label Check equipment for shipping damage. If you find any damage, immediately contact the last carder. Use ignition control replacement kit 30W33 (LB-90701C) with G20, G20R, G23, and G26 units that have a Robertshaw 735L (18G91) or 745 (97H04) ignition control or a Johnson G776 ignition control (63K2401, 41K8701 or 69J3601). This replacement kit includes a Honeywell IPI ignition control. Replacing a Robertshaw Ignition Control (G20/G20R) 1 - Disconnect electrical power and gas supply to the unit. a- Connect the whit_esensor wire to ignition control terminal 8-SENSE. b- Reconnect the wire from the blocked vent switch to ignition control terminal 6-24V. C- Reconnect the yellow wire ffom pin position 7 on jack/plug J20/P20 to ignition control terminal 5-24V (GND). NOTE - J20/P20 not used on G20R units. d- Reconnect the gas valve P/Mterminal blue wire to ignition control terminal 2-MV/PV. e- Reconnect the gas valve terminal M red wire to the ignition control terminal 1-MV. f- Reconnect the gas valve terminal P orange wire to the ignition control terminal 3-PV. g- Reconnect the 1/4 inch quick-connect orange ignition cable to the ignitionterminal 9-SPARK. h- Connect the provided green ground wire to the ignition control terminal 4-GND (Bumer). Connect the opposite end of the green ground wire to the unit ground screw. i- Route wires to the right side of the manifold and use wire tie to bundle them. 2 - Remove the unit access panel. 3- Mark and disconnect the wires from the existing ignition control. 4 - Remove the ignition control from the metal stand-off bracket. Discard the ignition control; but, keep the stand-off bracket. 5 - Use two provided #8 - 16 X 1/2" screws to secure the provided control bracket to the existing stand-off bracket. Positionthe replacement ignition controlon the right side of the vestibule panel with the t_rminal 9 -Affix the provided wiring diagram sticker adjacent to the existing unit widng diagram. Affix the diagnostic code label so that it will be easily seen. 10 - Replace the access panel, and follow the start-up and adjustment section. Page 1 TYPICAL DIAGRAM G20/G20R UNITS WITH EXISTING Robertshaw Ignition Control Wiring ROBERTSHAW CONTROL Honeywell Ignition Control Wiring A5 1 THIS UNIT HAS BEEN I CONVERTED TO A HONEYWELL ISNITIDN _NTROL GNO 1 s,o _ MV/RV []
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