2 fault codes, Fault codes – JLG G6-23A Service Manual User Manual

Page 116

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Electrical System

9.26

G5-19A, G6-23A

9.13.2

Fault Codes

The following Fault codes can be viewed with either the
JLG Analyzer or by translating the flash codes on the
PCB board. The LED on the PCB flashes out all fault
codes from highest to lowest priority.

Help Message

Flash Code

Fault Condition

Action

SYSTEM VOLTS LOW

2-1

System voltage at

pin J1-38<10 volts

If occurrence lasts for more than 3.2

seconds then disable all outputs. The

fault shall be cleared upon all 3 axes of

the joystick being set to neutral (X and

Y and Knurl) and S4 and S1 and S2

becomes open.

SYSTEM VOLTS HIGH

2-2

System voltage at

pin J1-38>15 volts

If occurrence lasts for more than 3.2

seconds then disable all outputs. The

fault shall be cleared upon all 3 axes of

the joystick being set to neutral (X and

Y and Knurl) and S4 and S1 and S2

becomes open.

JOYSTICK FAULT

3-1

Joystick Fault

Disable all functions. The fault shall be

latched and only reset upon power

down of the controller.

SYSTEM LOCKED OUT

CENTER JOYSTICK

3-2

Joystick X, Y, or Knurl

axes not in neutral at

system startup or S4 on

the joystick closed

Disable all functions. The fault shall be

cleared upon all 3 axes of the joystick

being set to neutral (X and Y and Knurl)

and S4 and S1 and S2 becomes open.

TELE OUT OPEN FAULT

4-1

Open on pin J1-21