JLG 18RS Service Manual - Manual (Page 179)

SECTION 6 - JLG CONTROL SYSTEM
3121284 – JLG Lift – 6-37
FUNCTION PROBLEM - LIFT UP
PERMANENTLY SELECTED 23107 The machine is in Ground mode and the Lift switch is selected and
trying to activate the Lift Up function at startup. Lift Up and Down prohibited. With the machine controls not
enabled, return the Lift switch
to neutral. Actuate switch
while monitoring state
changes under appropriate
menu in DIAGNOSTICS-->OPER
CONTROLS on Analyzer.
Replace the switch if defective.
FUNCTION PROBLEM - LIFT
DOWN PERMANENTLY
SELECTED 23108 The machine is in Ground mode and the Lift switch is selected and
trying to activate the Lift Down function at startup. Lift Up and Down prohibited. With the machine controls not
enabled, return the Lift switch
to neutral. Actuate switch
while monitoring state
changes under appropriate
menu in DIAGNOSTICS-->OPER
CONTROLS on Analyzer.
Replace the switch if defective.
FUNCTION PROBLEM - TELE-
SCOPE IN PERMANENTLY
SELECTED 23109 The machine is in Ground mode and the Telescope switch is selected
and trying to activate the Telescope In function at startup. Tele In and Out prohibited. With the machine controls not
enabled, return the Lift switch
to neutral. Actuate switch
while monitoring state
changes under appropriate
menu in DIAGNOSTICS-->OPER
CONTROLS on Analyzer.
Replace the switch if defective.
FUNCTION PROBLEM - TELE-
SCOPE OUT PERMANENTLY
SELECTED 23110 The machine is in Ground mode and the Telescope switch is selected
and trying to activate the Telescope Out function at startup. Tele In and Out prohibited. With the machine controls not
enabled, return the Lift switch
to neutral. Actuate switch
while monitoring state
changes under appropriate
menu in DIAGNOSTICS-->OPER
CONTROLS on Analyzer.
Replace the switch if defective.
FUNCTION PROBLEM - PLAT-
FORM LEVEL UP PERMA-
NENTLY SELECTED 23111 The machine is in Ground mode and the Platform Level switch is
selected and trying to activate the Platform Level Up function at
startup. Platform Level Up and Down
prohibited. With the machine controls not
enabled, return the Lift switch
to neutral. Actuate switch
while monitoring state
changes under appropriate
menu in DIAGNOSTICS-->OPER
CONTROLS on Analyzer.
Replace the switch if defective.
FUNCTION PROBLEM - PLAT-
FORM LEVEL DOWN PERMA-
NENTLY SELECTED 23112 The machine is in Ground mode and the Platform Level switch is
selected and trying to activate the Platform Level Down function at
startup. Platform Level Up and Down
prohibited. With the machine controls not
enabled, return the Lift switch
to neutral. Actuate switch
while monitoring state
changes under appropriate
menu in DIAGNOSTICS-->OPER
CONTROLS on Analyzer.
Replace the switch if defective.
Table 6-5. Fault Code Troubleshooting Information
Help Message DTC Condition Producing DTC
Control System Response or
Machine Condition
Corrective Action/
Operational Requirement
for Function Movement
and/or to Clear Fault