Lull 944E-42 Service Manual - Manual (Page 513)

9.3 Model 644E-42/944E-42 Rev. 6/04
Electrical System
9.9 Transmission Gear Selection Troubleshooting........................................................................... 9.140
9.9.1 Transmission, Forward - First Gear Circuit.......................................................................... 9.141
9.9.2 Transmission, Forward - Second Gear Circuit .................................................................... 9.142
9.9.3 Transmission, Forward - Third Gear Circuit ........................................................................ 9.143
9.9.4 Transmission, Forward - Fourth Gear Circuit ...................................................................... 9.144
9.9.5 Transmission, Reverse - First Gear Circuit ......................................................................... 9.145
9.9.6 Transmission, Reverse - Second Gear Circuit .................................................................... 9.146
9.9.7 Transmission, Reverse - Third Gear Circuit ........................................................................ 9.147
9.10 Dash Panel Warning Indicator Troubleshooting ......................................................................... 9.148
9.10.1 Engine Alternator Charging Warning Indicator Troubleshooting ......................................... 9.149
9.10.2 Engine Coolant Temperature Gauge Troubleshooting ........................................................ 9.150
9.10.3 Engine Oil Pressure Warning Indicator Troubleshooting..................................................... 9.151
9.10.4 Engine Air Filter Restriction Warning Indicator Troubleshooting ......................................... 9.152
9.10.5 Engine Tachometer & Hourmeter Indicator Troubleshooting .............................................. 9.153
9.10.6 Transmission Temperature Warning Indicator Troubleshooting .......................................... 9.154
9.10.7 Dual Hydraulic Oil Temperature Warning Indicator Troubleshooting................................... 9.155
9.10.8 Hydraulic Oil Filter Restriction Warning Indicator Troubleshooting ..................................... 9.156
9.10.9 Park Brake Warning Indicator Troubleshooting ................................................................... 9.157
9.10.10 Low Brake Pressure Indicator Troubleshooting................................................................... 9.158
9.10.11 Fuel Level Gauge Troubleshooting ..................................................................................... 9.159
9.10.12 Stabil-TRAK™ “Locked” Mode Indicator Troubleshooting................................................... 9.160
9.10.13 Stabil-TRAK™ “Slow Pivot” Mode Indicator Troubleshooting ............................................. 9.161
9.10.14 Engine Air-Intake Heater Indicator Troubleshooting (644E-42 Option, 944E-42 Standard) 9.162
9.11 Engine Start Circuit ....................................................................................................................... 9.163
9.11.1 Starting Circuit .................................................................................................................... 9.163
9.11.2 Starter ................................................................................................................................. 9.164
9.12 Charging Circuit............................................................................................................................. 9.167
9.12.1 Alternator ............................................................................................................................ 9.169
9.12.2 Battery or Batteries ............................................................................................................. 9.171
9.13 Electrical System Components .................................................................................................... 9.176
9.13.1 Warning Devices ................................................................................................................. 9.176
9.13.2 Front Dash Panel ................................................................................................................ 9.181
9.13.3 Throttle Position Sensor (944E-42 Only) ............................................................................ 9.186
9.13.4 Front Windshield Wiper Switch ........................................................................................... 9.188
9.13.5 Front Windshield Wiper Motor............................................................................................. 9.190
9.13.6 Windshield Washer Switch ................................................................................................. 9.194
9.13.7 Skylight Wiper/Washer & Rear Window Washer Switch ..................................................... 9.196
9.13.8 Skylight Wiper Motor........................................................................................................... 9.198
9.13.9 Windshield/Skylight/Rear Wiper Washer Reservoir w/Pump .............................................. 9.200
9.13.10 Rear Wiper Switch/Motor .................................................................................................... 9.202
9.13.11 Cab Heater/Air Conditioning Controls................................................................................. 9.206