Electrical Troubleshooting - Locked Mode - JLG sky trak mmv Service Manual

11.4.22

Electrical Troubleshooting - Locked Mode

Conditions:
• Ignition ON, engine
running
• Boom angle is
above 40°
• Travel select lever in
[N] NEUTRAL, or
park brake ON or
service brake
ENGAGED
Model MMV Rev. 12/04
Stabil-TRAK™ light in dash
panel is not ON.
Check connection at boom switch and
battery voltage.
If OK
Unplug connector at boom switch. Verify
Stabil-TRAK™ dash light is ON.
If OK
Replace boom switch.
Stabil-TRAK™ System
Repair boom switch connection or check
Not for voltage on circuit 65 to boom switch.
OK
If battery voltage is not present, repair
circuit 65.
Check connection on dash panel.
Not
Replace dash panel.
OK
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