Service Manual Manual

SECTION 6 - JLG CONTROL SYSTEM
6-80 – JLG Lift – 3121171
33135 33 135 PLATFORM CONTROL VALVE - SHORT TO BATTERY There is a Short to Battery
to the Platform Control
Valve.
- Electronic leveling system
equipped vehicles only.
33136 33 136 MAIN LIFT APU VALVE - SHORT TO GROUND There is a Short to Ground
to the Main Lift APU Valve.
- 1250AJP only.
33137 33 137 MAIN LIFT APU VALVE - OPEN CIRCUIT There is an Open Circuit to
the Main Lift APU Valve.
- 1250AJP only.
33138 33 138 MAIN LIFT APU VALVE - SHORT TO BATTERY There is a Short to Battery
to the Main Lift APU Valve.
- 1250AJP only.
33139 33 139 MAIN LIFT PILOT - PRESSURE FAILURE The Main Lift Pilot has a
Pressure Failure.
- 1250AJP only.
33140 33 140 MAIN LIFT PILOT - NO PRESSURE The Main Lift Pilot has No
Pressure.
- 1250AJP only.
33141 33 141 MAIN LIFT PILOT - PRESSURE SWITCH FAILURE The Main Lift Pilot has a
Pressure Switch Failure.
- 1250AJP only.
33142 33 142 TOWER LIFT APU VALVE - STUCK OPEN The Tower Lift APU Valve is
Stuck Open
- 1250AJP only.
33143 33 143 TOWER LIFT ENABLE VALVE - STUCK OPEN The Tower Lift Enable
Valve is Stuck Open
- 1250AJP only.
33144 33 144 TOWER LIFT ENABLE VALVE - SHORT TO GROUND There is a Short to Ground
to the Tower Lift Enable
Valve.
- 1250AJP only.
33145 33 145 TOWER LIFT ENABLE VALVE - OPEN CIRCUIT There is an Open Circuit to
the Tower Lift Enable
Valve.
- 1250AJP only.
33146 33 146 TOWER LIFT ENABLE VALVE - SHORT TO BATTERY There is a Short to Battery
to the Tower Lift Enable
Valve.
- 1250AJP only.
33147 33 147 TOWER TELESCOPE APU VALVE - SHORT TO GROUND There is a Short to Ground
to the Tower Telescope
APU Valve.
- 1250AJP only.
33148 33 148 TOWER TELESCOPE APU VALVE - OPEN CIRCUIT There is an Open Circuit to
the Tower Telescope APU
Valve.
- 1250AJP only.
33149 33 149 TOWER TELESCOPE APU VALVE - SHORT TO BATTERY There is a Short to Battery
to the Tower Telescope
APU Valve.
- 1250AJP only.
33150 33 150 LIFT PILOT VALVE - SHORT TO GROUND There is a Short to Ground
to the Lift Pilot Valve.
- Gravity Lift Down equipped
vehicles only.
33151 33 151 LIFT PILOT VALVE - OPEN CIRCUIT There is an Open Circuit to
the Lift Pilot Valve.
- Gravity Lift Down equipped
vehicles only.
33152 33 152 LIFT PILOT VALVE - SHORT TO BATTERY There is a Short to Battery
to the Lift Pilot Valve.
- Gravity Lift Down equipped
vehicles only.
33153 33 153 LIFT DOWN AUX VALVE - SHORT TO GROUND There is a Short to Ground
to the Lift Down Auxiliary
Valve.
- Gravity Lift Down equipped
vehicles only.
Table 6-6. Diagnostic Trouble Code Chart
DTC
Flash
Code
Sequence
Fault Message Fault Description Check