C 1420 BOXER JD 1435 1445 SS Mount Instructions
User Manual: 1420
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John Deere 1420, 1435, 1445 Soft Side Parts List & Mounting Instructions Jodale • Perry Printed: 2003/07 John Deere 1420, 1435, 1445 Mounting Instructions Standard Parts List Qty Description Photo L&R Rear Cab Brackets L&R Rear Cab Side Panels (Plastic) installed 1 30 Amp Circuit Breaker 1 30 Amp Relay 2 Cab Lift Brackets (1” Tube) 2 3/8” Black Snap Caps 1 Ignition (Orange), Ground (Black), Power (Red Longer), Power Jumper Harnesses (Red Shorter) 18” O-rubber, Clip-on, 180° 12.5 LF O-rubber, Clip-on, 90° 8” NDAX, 1” x 1” 22” NDAX, ½” x ¾” (seat plate) NOTE: All references to left and right are taken from the operator’s point of view when he/she is sitting in the driver’s seat. John Deere 1420, 1435, 1445 Mounting Instructions Standard Bolts List Qty Description 4 Bolt, Hex, 5/8” x 2”, Grade 8, Yellow Dichrome 2 Bolt, Hex, ½” x 3”, Grade 8, Yellow Dichrome 2 Bolt, Hex, ½” x 4 ½”, Grade 8, Yellow Dichrome 4 Nut, Hex, 5/8”, Grade 8, Yellow Dichrome 4 Nut, Hex, ½”, Grade 8, Yellow Dichrome 4 Washer, Lock, 5/8”, Plated 4 Washer, Lock, ½”, Plated 2 Washer, Flat, Rubber, Trimmed 2 sides 2 Washer, Flat, Rubber, Trimmed 1 side 2 Washer, Flat, Steel, 9/16” x 2 ½” Trimmed 2 sides 2 Washer, Flat, Steel, 9/16” x 2 ½” Trimmed 1 side 4 Isolator, Rubber, ½” x 2 ½”, Black 2 Tube Spacer Lower, 1”OD x 5/8”ID x 11/16” 2 Tube Spacer Upper, 1”OD x 5/8”ID x 5/16” 3 Nut, Hex, 10-24, Plated 3 Screw, Pan-Head, 10-24 x 1”, Plated NOTE: All references to left and right are taken from the operator’s point of view when he/she is sitting in the driver’s seat. John Deere 1420, 1435, 1445 Mounting Instructions Optional Parts Lists Heater Option (if equipped) Qty Description Photo 14 LF 3/8” Heater Hose 1 3/8 NPT x 3/8” Barb - 180° Fitting (suction) 1 3/8 NPT x 3/8” Barb - 90° Fitting (pressure) (1445 ONLY) 1 16MM x 3/8” Barb - 180° Fitting (pressure) (1420 &1435 ONLY) 2 HS-6 Hose Clamps NOTE: All references to left and right are taken from the operator’s point of view when he/she is sitting in the driver’s seat. John Deere 1420, 1435, 1445 Mounting Instructions NOTE: Use the following torque specifications for all hardware: ½” hardware 73 ft-lbs, 3/8” hardware 42 ft-lbs, 5/8” hardware 177 ft-lbs. 1. Prior to cab installation, remover the upper section of the 2-post ROPS guard, remove seat from seat plate. 2. Take the left rear bracket, one short tube spacer, and one long tube spacer and position it onto the left lower 2-post ROPS member. Put the longer tube spacer into the bottom hole of the ROPS, and the shorter tube spacer into the upper ROPS hole and loosely fasten the rear bracket into place using the hardware provided, 5/8” x 2” hex bolts, nuts, and lock washers. Ensure that the washer and nut are on the outside of the machine side for space requirements. Repeat for the right rear bracket, see Figure 1. Figure 1 Figure 2 See attached blueprint Figure 3 18 ½” o.c. 4. Take the ½” x ¾” NDAX and position it against the seat plate near the hinge as shown in Figure 4. Peel back the adhesive and glue into place. Figure 4 3. Locate the tubing crossmember which is located underneath the operator foot platform. Use Figures 2 and 3 as a guide and drill two 9/16” holes through the tubing crossmember and the foot platform. 5. Open the left door and right escape window before proceeding with the NOTE: All references to left and right are taken from the operator’s point of view when he/she is sitting in the driver’s seat. John Deere 1420, 1435, 1445 Mounting Instructions following steps. Take the cab lift brackets and bolt them onto the cab frame with the ends sticking away from the frame. Remove the shipping bracket from the rear mounts and prepare to lift the cab with an overhead hoist so that the cab O-rubber cab be installed. Figure 5 cab. See Figure 5 & 6. You will have to put a separate piece between the front mount plates. 7. Take the 180° O-rubber, and starting where you stopped in the previous step, slide the rubber onto the panel until you reach the panel shown in Figure 7. 8. Using Figure 7 as a guide take the 1” x 1” NDAX and glue it into the rear panel as shown. Figure 6 90 NDAX 180 Figure 7 9. From where you left off in the previous step, slide 90° O-rubber onto the rear steel panel and then repeat for the other side. See Figure 7. 10. Move to the lower two post ROPS, and note the rear steel crossmember bolted to the ROPS member. Loosen all four bolts in order to make the installation of the cab easier. Lift the cab over the machine and slowly lower 6. Take the 90° O-rubber and beginning the cab over the rear mounts. Place one at the left rear corner, slide the rubber rubber isolator over each of the two rear onto the steel panel with the bulb facing mounts, and over the two holes drilled down, and work your way forward and into the front platform. Once the cab is around the cab frame until you reach the lowered onto the rear mounts, take one same point on the right rear corner of the ½” x 3” hex bolt, one 9/16” x 2 ½” steel NOTE: All references to left and right are taken from the operator’s point of view when he/she is sitting in the driver’s seat. John Deere 1420, 1435, 1445 Mounting Instructions flat washer (trimmed 2 sides), one 9/16” x 2 ½” rubber flat washer (trimmed 2 sides), one ½” lock washer, and one ½” hex nut and loosely fasten each rear mount. Repeat for the front mounts, but use ½” x 4 ½” hex bolts instead and loosely fasten the cab down. The front mounts locate the cab frame front to back, so tighten the two front mounts to the torque spec first, and then the rear mounts next, and finally the rear cab brackets last. See Figure 8. Figure 8 11. Use the attached wiring diagram as a guide, and proceed with the wiring hook-up onto the tractor. into the plug hole (1420 & 1435 only). Remove plug from near the water pump in the upper left part of Figure 9 just beside the thermostat sending unit. Insert the 3/8 barb x 3/8 NPT 180° fitting (suction) into the plug hole. Run the hose to the heater fittings and ensure that there is adequate hose and then cut the hose. Attach the pressure hose to the pressure fitting and the other hose to the suction fitting. Attach the hose with two HS-6 clamps. Re-install alternator belt when complete. 13. Refill the engine anti-freeze. Open the cab heater valve using the rotary control on the switchplate and turn on the fan. Start the vehicle and run at PTO RPM for five minutes to build up engine heat. Check for leaks and add anti-freeze if required. For maximum heater efficiency, all air trapped in the heater system must be evacuated. Continue running the engine and adding antifreeze as required until cab heater produces hot air. TIP: when purging system of air, open radiator cap when running the engine. Figure 9 Proceed with steps 12 & 13 if cab is equipped with the heater option only. 12. Drain antifreeze from engine before proceeding. Prior to proceeding, remove the alternator belt. Remove engine plug from the thermostat housing as shown in Figure 9 in the lower right side. USE A WATER SEALANT MATERIAL AROUND ALL FITTINGS. Insert the 3/8 barb x 3/8 NPT 90° fitting (pressure) into the plug hole (1445 only). Insert the 1445 Shown 3/8 barb x 16MM 180° fitting (pressure) NOTE: All references to left and right are taken from the operator’s point of view when he/she is sitting in the driver’s seat.
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