JLG 530LRT, Service And Maintenance Manual

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SECTION 5 - JLG CONTROL SYSTEM
3121781 5-13
3524 3 5 "Rear Left Leveling Jack Short To Battery" • The Rear Left Leveling Jack is shorted to battery.
• Check the wiring to the Front Left Leveling Jack.
3525 3 5 "Rear Left Leveling Jack Open Circuit" • The Rear Left Leveling Jack is open circuit.
• Check the wiring to the Front Left Leveling Jack.
3526 3 5 "Rear Right Leveling Jack Short To Ground" • The Rear Right Leveling Jack is shorted to ground.
• Check the wiring to the Rear Right Leveling Jack.
3527 3 5 "Rear Right Leveling Jack Short To Battery" • The Rear Right Leveling Jack is shorted to battery.
• Check the wiring to the Rear Right Leveling Jack.
3528 3 5 "Rear Right Leveling Jack Open Circuit" • The Rear Right Leveling Jack is open circuit.
• Check the wiring to the Rear Right Leveling Jack.
3529 3 5 "Leveling Jack Extend Valve Short To Ground" • The Leveling Jack extend valve is shorted to ground.
• Check the wiring to the Leveling Jack extend valve.
3530 3 5 "Leveling Jack Extend Valve Short To Battery" • The Leveling Jack extend valve is shorted to battery.
• Check the wiring to the Leveling Jack extend valve.
3531 3 5 "Leveling Jack Extend Valve Open Circuit" • The Leveling Jack extend valve is open circuit.
• Check the wiring to the Leveling Jack extend valve.
3532 3 5 "Leveling Jack Retract Valve Short To Ground" • The Leveling Jack retract valve is shorted to ground.
• Check the wiring to the Leveling Jack retract valve.
3533 3 5 "Leveling Jack Retract Valve Short To Battery" • The Leveling Jack retract valve is shorted to battery.
• Check the wiring to the Leveling Jack retract valve.
3534 3 5 "Leveling Jack Retract Valve Open Circuit" • The Leveling Jack retract valve is open circuit.
• Check the wiring to the Leveling Jack retract valve.
33132 3 3 "Throttle Actuator - Short to Battery" • The Engine RPM is not commanded to high idle however the control
system detects high idle.
33280 3 3 "Glowplug - Short to Battery" • The platform or ground glow plug input is detected high at power up.
33318 3 3 "Drive Forward Valve - Short to Battery" • The HIM has detected a STB on the Drive Forward Valve output and
communicated it to the LRT Ground Module via CAN
33319 3 3 "Drive Forward Valve - Short to Ground" • The HIM has detected a STG on the Drive Forward Valve output and
communicated it to the LRT Ground Module via CAN
33317 3 3 "Drive Forward Valve - Open Circuit" • The HIM has detected a OC on the Drive Forward Valve output and com-
municated it to the LRT Ground Module via CAN
Only detectable when a function is active
33321 3 3 "Drive Reverse Valve - Short to Battery" • The HIM has detected a STB on the Drive Reverse Valve output and
communicated it to the LRT Ground Module via CAN
33322 3 3 "Drive Reverse Valve - Short to Ground" • The HIM has detected a STG on the Drive Reverse Valve output and
communicated it to the LRT Ground Module via CAN
33320 3 3 "Drive Reverse Valve - Open Circuit" • The HIM has detected a OC on the Drive Reverse Valve output and com-
municated it to the LRT Ground Module via CAN
Only detectable when a function is active
33750 3 3 "Upper Lift Down Valve - Short to Battery" • The HIM has detected a STB on the Upper Lift Down Valve output and
communicated it to the LRT Ground Module via CAN
AND
Machine Setup Model - 530LRT
Table 5-1. DTC and Flash Code Descriptions
DTC
Code
Flash
Code
Description Item Check List