Electrical system – JLG 723A Service Manual User Manual
Page 188
Electrical System
9.80
L2906H, 2906H, 3507H, 619A, 723A, 29.6LP, 29.6, 35.7
ENGINE FUEL
RELAY – SHORT TO
BATTERY
33268
1
Deactivate output J2-31 Engine
Fuel Relay.
Deactivate and inhibit output J2-26
Engage Starter.
The UGM detects a short to battery
at this output.
Power cycled.
ENGINE FUEL
RELAY – SHORT TO
GROUND
33269
1
Deactivate output J2-31 Engine
Fuel Relay.
Deactivate and inhibit output J2-26
Engage Starter.
The UGM detects a short to ground
at this output.
Power cycled.
CRAB STEER
VALVE –
OPEN CIRCUIT
33270
1
Deactivate output J2-16 Crab Steer
Valve.
Try to complete any pending steer
mode changes.
Display the “Steer Valve Failure”
screen on the LCD of the cabin’s
display.
The UGM detects an open circuit at
this output.
Power cycled.
CRAB STEER
VALVE – SHORT TO
BATTERY
33271
1
Deactivate output J2-16 Crab Steer
Valve.
Try to complete any pending steer
mode changes and prohibit any
new steer mode requests.
Display the “Steer Valve Failure”
screen on the LCD of the cabin’s
display.
The UGM detects a short to battery
at this output.
Power cycled.
CRAB STEER
VALVE – SHORT TO
GROUND
33272
1
Deactivate output J2-16 Crab Steer
Valve.
Try to complete any pending steer
mode changes.
Display the “Steer Valve Failure”
screen on the LCD of the cabin’s
display.
The UGM detects a short to ground
at this output.
Power cycled.
ALL WHEEL STEER
VALVE –
OPEN CIRCUIT
33273
1
Deactivate output J2-4 All Wheel
Steer Valve.
Try to complete any pending steer
mode changes.
Display the “Steer Valve Failure”
screen on the LCD of the cabin’s
display.
The UGM detects an open circuit at
this output.
Power cycled.
ALL WHEEL STEER
VALVE – SHORT TO
BATTERY
33274
1
Deactivate output J2-4 All Wheel
Steer Valve.
Try to complete any pending steer
mode changes and prohibit any
new steer mode requests.
Display the “Steer Valve Failure”
screen on the LCD of the cabin’s
display.
The UGM detects a short to battery
at this output.
Power cycled.
Message
Fault
Code
Indicators
Other Actions Taken
Trigger for Fault
Latch Until