Model 4700 Maintenance Manual

Single

Traction Motor Trucks >S/N 10676

225J91-3 TAIL LIGHTOutput from VM (J34-1) to the Tail Lights (LP2 and LP4). If not present check VM, wiring, and connections.

226J91-4 BRAKE LIGHTOutput from the VM (J34-13) to the Left Brake Light (LP3) when traveling and changing direction or traveling and pressing brake pedal. If not present, check VM, wiring, and connections.

227J91-5 BRAKE LIGHTOutput from VM (J34-13) to the Right Brake Light (LP1) when traveling and changing direction or traveling and pressing brake pedal. If not present check VM, wiring, and connections.

228J91-6 NOT USED

229J92-1 GND B– to the Forward Right Working Light (LP6). If not present, follow back towards B– until loss can be determined.

230J92-2 LP6+ +24V to the optional Forward Right Working Light (LP6) from SW28. If not present, check fuse F11, wiring, and connections.

Note: Option must be enabled in FlashWare. Verify jumper is installed under dash if no switch is installed.

231J93-1 LP5+ +24V to the optional Rotating Lamp (LP5) from SW27. If not present, check fuse F8, wiring, and connections.

Note: Option must be enabled in FlashWare. Verify jumper is installed under dash if no switch is installed.

232J93-2 LP7+ +24V to the optional Forward Left Working Light (LP7) from SW28. If not present, check fuse F11, wiring, and connections.

Note: Option must be enabled in FlashWare. Verify jumper is installed under dash if no switch is installed.

Section 8.Theory of Operation

Publication 1160093, Issued: 20 May 2013

Section 8.Theory of Operation

Model 4700 Maintenance Manual

Pinout Matrix Single Traction Motor Trucks >S/N 10676

233J93-3 LP8+ and LP9++24V to the optional Reverse Working Lights (LP8 and LP9) from SW29. If not present, check fuse F10, wiring, and connections. Note: Option must be enabled in FlashWare. Verify jumper is installed under dash if no switch is installed.

234J93-4 GND B– to LP5, LP7, LP8, and LP9. If not present, follow back towards B–until loss can be determined.

235J93-5 and 6NOT USED

236J96-1 B+ B+ to DC/DC converter when CT1 coil is energized. If not present, check F2, SW1, CT1 coil, CT1 tips, wiring, and connections.

237J96-2 B– B– to DC/DC converter. If not present, make sure battery is connected. Check wiring and connections. A jumper is installed to J96-6.

238J96-3 NOT USED

239J96-4 +24V +24V from DC/DC converter to 24V circuit. If not present, check for power and ground to converter.

240J96-5 B– B– to DC/DC converter. If not present, make sure battery is connected. Check wiring and connections. A jumper is installed to J96-1.

241J97 AG+, N–Connection for optional Warning Light (LP5).

Note: Option must be enabled in FlashWare. Verify jumper is installed under dash if no switch is installed.

242J100-1 B+ B+ to auxiliary power strip from J50-11. If not present, check fuse F4, wiring, and connections.

243J100-2 NOT USED

244J100-3 B– B– to auxiliary power strip. If not present, make sure battery is connected. Check wiring and connections.

245J101 L, CH inputConnection for optional Lift-Limit Push Button Switch (PB9).

+24V SW29LP8, LP9

Battery voltage wrt BT1+ BT1LP5, LP7, LP8, LP9

B+ CT1DC/DC Converter

Battery voltage wrt BT1+ B–DC/DC Converter

+24V DC/DC Converter +24V Circuits

Battery voltage wrt BT1+ B–DC/DC Converter

+24V ON; 0V OFF VMLP5

B+ BT1Aux Power

Battery voltage wrt BT1+ B–Aux Power

24V ON; 0V OFFVMEV12

Publication 1160093, Issued: 20 May 2013