JLG 1850SJ Service Manual User Manual
Page 346
SECTION 6 - JLG CONTROL SYSTEM
6-64
– JLG Lift –
3121619
JIB LIFT UP VALVE - SHORT TO BATTERY
3
3
33102
✔
✔
✔
- -
- -
JIB LIFT DOWN VALVE - SHORT TO GROUND
3
3
33103
✔
✔
✔
- -
- -
JIB LIFT DOWN VALVE - OPEN CIRCUIT
3
3
33104
✔
✔
✔
- -
- -
JIB LIFT DOWN VALVE - SHORT TO BATTERY
3
3
33105
✔
✔
✔
- -
- -
SWING RIGHT VALVE - SHORT TO GROUND
3
3
33118
✔
✔
✔
✔
✔
SWING RIGHT VALVE - OPEN CIRCUIT
3
3
33119
✔
✔
✔
✔
✔
MAIN TELESCOPE IN VALVE - SHORT TO BATTERY
3
3
33120
✔
✔
✔
✔
✔
SWING RIGHT VALVE - SHORT TO BATTERY
3
3
33121
✔
✔
✔
✔
✔
SWING LEFT VALVE - SHORT TO GROUND
3
3
33122
✔
✔
✔
✔
✔
MAIN TELESCOPE OUT VALVE - SHORT TO BATTERY
3
3
33123
✔
✔
✔
✔
✔
THROTTLE ACTUATOR - SHORT TO GROUND
3
3
33130
✔
✔
✔
✔
✔
THROTTLE ACTUATOR - OPEN CIRCUIT
3
3
33131
✔
✔
✔
✔
✔
THROTTLE ACTUATOR - SHORT TO BATTERY
3
3
33132
✔
✔
✔
✔
✔
PLATFORM CONTROL VALVE - SHORT TO GROUND
3
3
33133
✔
✔
✔
✔
✔
PLATFORM CONTROL VALVE - OPEN CIRCUIT
3
3
33134
✔
✔
✔
✔
✔
PLATFORM CONTROL VALVE - SHORT TO BATTERY
3
3
33135
✔
✔
✔
✔
✔
MAIN LIFT APU VALVE - SHORT TO GROUND
3
3
33136
- -
- -
✔
- -
- -
MAIN LIFT APU VALVE - OPEN CIRCUIT
3
3
33137
- -
- -
✔
- -
- -
MAIN LIFT APU VALVE - SHORT TO BATTERY
3
3
33138
- -
- -
✔
- -
- -
MAIN LIFT PILOT - PRESSURE FAILURE
3
3
33139
- -
- -
✔
- -
- -
MAIN LIFT PILOT - NO PRESSURE
3
3
33140
- -
- -
✔
- -
- -
MAIN LIFT PILOT - PRESSURE SWITCH FAILURE
3
3
33141
- -
- -
✔
- -
- -
TOWER LIFT APU VALVE - STUCK OPEN
3
3
33142
- -
- -
✔
- -
- -
TOWER LIFT ENABLE VALVE - STUCK OPEN
3
3
33143
- -
- -
✔
- -
- -
TOWER LIFT ENABLE VALVE - SHORT TO GROUND
3
3
33144
- -
- -
✔
- -
- -
TOWER LIFT ENABLE VALVE - OPEN CIRCUIT
3
3
33145
- -
- -
✔
- -
- -
TOWER LIFT ENABLE VALVE - SHORT TO BATTERY
3
3
33146
- -
- -
✔
- -
- -
TOWER TELESCOPE APU VALVE - SHORT TO GROUND
3
3
33147
- -
- -
✔
- -
- -
TOWER TELESCOPE APU VALVE - OPEN CIRCUIT
3
3
33148
- -
- -
✔
- -
- -
TOWER TELESCOPE APU VALVE - SHORT TO BATTERY
3
3
33149
- -
- -
✔
- -
- -
LIFT PILOT VALVE - SHORT TO GROUND
3
3
33150
✔
✔
- -
✔
✔
LIFT PILOT VALVE - OPEN CIRCUIT
3
3
33151
✔
✔
- -
✔
✔
LIFT PILOT VALVE - SHORT TO BATTERY
3
3
33152
✔
✔
- -
✔
✔
LIFT DOWN AUX VALVE - SHORT TO GROUND
3
3
33153
✔
✔
- -
✔
✔
LIFT DOWN AUX VALVE - OPEN CIRCUIT
3
3
33154
✔
✔
- -
✔
✔
Table 6-7. Diagnostic Fault Code Chart
Fault Text
Flash 1
Flash 2
DTC
1350
1200
1250
1500
1850