JLG 260MRT Service Manual User Manual

Page 57

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SECTION 2 - PROCEDURES

3121801

– JLG Lift –

2-35

2-2

FUNCTION PROBLEM - TRIGGER PERMANENTLY CLOSED
Trigger switch in the platform control box closed at start up. Release switch to clear fault.

TRIGGER CLOSED TOO LONG WHILE IN NEUTRAL
Trigger switch in the platform control box closed for more than ten seconds while the joystick is in the neutral position. Release
switch to clear fault.

2-3

FUNCTION PROBLEM - LIFT PERMANENTLY SELECTED
Lift switch (up or down) in the ground control box closed at start up. Release switch to clear fault

FUNCTION PROBLEM - START PERMANENTLY SELECTED
Start switch in the ground control box closed at start up. Release switch to clear fault

FUNCTION PROBLEM - GLOW PLUG PERMANENTLY SELECTED
Glow plug switch in the ground control box closed at start up. Release switch to clear fault

NO DATA FROM TILT SENSOR - NOT CONNECTED OR FAULTY
No signal from the tilt switch. Check wiring and plug connections at the level sensor and at the ground control board.

2-5

DRIVE & LIFTUP PREVENTED - OSC AXLE NOT SET

DRIVE & LIFTUP PREVENTED - FUNCTION CUTOUT ACTIVE

ALL FUNCTIONS PREVENTED - FUNCTION CUTOUT ACTIVE

PLATFORM OVERLOAD

ELEV PROX PERMANENTLY CLOSED - CHECK PROX & CAM SWITCH ADJUSTMENT

LEVEL PREVENTED - CHASSIS TILTED EXCESSIVELY

2-6

FRONT LEFT LEVELING JACK SHORT TO GROUND

FRONT RIGHT LEVELING JACK SHORT TO GROUND

REAR LEFT LEVELING JACK SHORT TO GROUND

REAR RIGHT LEVELING JACK SHORT TO GROUND

FRONT LEFT LEVELING JACK SHORT TO BATTERY

FRONT RIGHT LEVELING JACK SHORT TO BATTERY

REAR LEFT LEVELING JACK SHORT TO BATTERY

REAR RIGHT LEVELING JACK SHORT TO BATTERY

3-3

OUTPUT ENERGIZED EXTERNALLY - CHECK WIRING

OUTPUT SHORTED - CHECK WIRING

4-4

BATTERY VOLTAGE TOO LOW
Battery voltage below 8.0V. Check battery and alternator.

BATTERY VOLTAGE TOO HIGH
Battery voltage above 16V. Check battery and alternator.

5-5

ENGINE SHUTDOWN — OVERSPEED
The engine speed exceeded 4500 RPM for more than 2 seconds. Check throttle actuator for debris or interference, which prevents
free movement of actuator. Recycle power to clear the fault and restart.

ENGINE SHUTDOWN - OIL PRES / COOLANT TEMP
The engine oil pressure was too low or the engine coolant temperature was too high for more than 10 seconds. Check engine fluid
levels. Recycle power to clear fault and restart.

6-6

COMMUNICATION FAILURE: I/O MODULE

Table 2-10. Help Messages and Flash Codes - Software P1.X

FLASH CODE

HELP MESSAGES AND FLASH CODES

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