JLG 510AJ Service Manual - Manual (Page 357)

SECTION 6 - JLG CONTROL SYSTEM
3121181 – JLG Lift – 6-75
LIFT DOWN AUX VALVE OPEN CIRCUIT Only occurs on machines with gravity lift down.
TOWER LIFT APU SHORT TO GROUND Only occurs on 1250AJP
TOWER LIFT APU OPEN CIRCUIT Only occurs on 1250AJP
TOWER LIFT APU SHORT TO BATTERY Only occurs on 1250AJP
MAIN LIFT ENABLE SHORT TO GROUND Only occurs on 1250AJP
MAIN LIFT ENABLE OPEN CIRCUIT Only occurs on 1250AJP
MAIN LIFT ENABLE SHORT TO BATTERY Only occurs on 1250AJP
TOWER TELE APU VALVE STUCK OPEN Only occurs on 1250AJP
TOWER TELE ENABLE STUCK OPEN Only occurs on 1250AJP
TOWER TELE APU SHORT TO GROUND Only occurs on 1250AJP
TOWER TELE APU OPEN CIRCUIT Only occurs on 1250AJP
TOWER TELE APU SHORT TO BATTERY Only occurs on 1250AJP
PVG VALVE SHORT TO GROUND Only occurs on 1250AJP
PVG VALVE OPEN CIRCUIT Only occurs on 1250AJP
PVG VALVE SHORT TO BATTERY Only occurs on 1250AJP
FOX SPARE OUTPUT SHORT TO
GROUND Only occurs on Fox machines.
FOX SPARE OUTPUT SHORT TO BATTERY Only occurs on Fox machines.
FOX SPARE OUTPUT OPEN CIRCUIT Only occurs on Fox machines.
HOUR METER OPEN CIRCUIT This fault cannot be detected during normal operation. It may be
reported during self test.
RESTRICTED TO TRANSPORT – AXLE
LOCKOUT VALVE STB OR OC Only occurs on machines with electrically released oscillating axles
configured. A short to battery or open circuit has been detected on
the axle lockout valve and the machine is restricted to transport
position.
RESTRICTED TO TRANSPORT – PARKING
BRAKE STB Only occurs on machines with electrically released oscillating axles
configured. A short to battery has been detected on the parking
brake valve and the machine is restricted to transport position.
Table 6-9. Help Fault Codes, Displayed Faults, and Descriptions
Fault Flash
Code
Analyzer Display Description Priority