JLG 24RS Service Manual User Manual
Page 214
SECTION 6 - JLG CONTROL SYSTEM
6-38
– JLG Lift –
3121287
FUNCTION PROBLEM - PLAT-
FORM ROTATE LEFT PERMA-
NENTLY SELECTED
23113
The machine is in Ground mode and the Platform Rotate switch is
selected and trying to activate the Platform Rotate Left function at
startup.
Platform Rotate Right and Left
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 ROTATE RIGHT PERMA-
NENTLY SELECTED
23114
The machine is in Ground mode and the Platform Rotate switch is
selected and trying to activate the Platform Rotate Right function at
startup.
Platform Rotate Right and Left
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.
MODEL CHANGED – HYDRAU-
LICS SUSPENDED – CYCLE EMS
259
The MACHINE SETUP
MODEL is changed using the analyzer
All of the boom, drive, and steer
functions are disabled; the
engine will be shut down.
Cycle Power.
GENERATOR MOTION CUTOUT
ACTIVE
2513
MACHINE SETUP
GEN SET = BELT DRIVE and GEN SET CUTOUT =
MOTION CUTOUT
The machine is being operated in Platform mode and the footswitch
and Generator Enable switch are engaged while any of the config-
ured boom, drive, or steer functions are attempting to be activated.
All of the boom, drive, and steer
functions are disabled.
Motion is no longer attempted
or generator is turned off.
BOOM PREVENTED – DRIVE
SELECTED
2514
The machine is set up to cut out boom functions when the drive or
steer is being operated. The machine is in the Out of Transport posi-
tion and the operator is operating a Drive or Steer function and
attempts to activate a boom function.
Note: DTC 2514 supercedes DTC 2518 if drive/steer and boom func-
tions are both active when the machine changes from Below Eleva-
tion to Above Elevation.
All boom functions are dis-
abled.
Stop operating any Drive or
Steer functions. Activate the
Boom function.
DRIVE PREVENTED – ABOVE
ELEVATION
2516
The machine is set up to cut out drive and steer when the boom is
above elevation. The machine is in the Out of Transport position. The
Control System senses the boom is above elevation and the operator
is attempting to activate Drive or Steer
Disable Drive and Steer
Place the machine in the trans-
port position before attempt-
ing to drive or steer.
DRIVE PREVENTED – TILTED &
ABOVE ELEVATION
2517
The machine is set up to cut out drive and steer when the chassis is
tilted and boom is above elevation. The machine is in the Out Of
Transport position. The Control System senses the chassis is tilted and
the operator is attempting to activate Drive or Steer
Disable Drive and Steer
Place the machine in the trans-
port position before attempt-
ing to drive or steer.
DRIVE PREVENTED – BOOM
SELECTED
2518
The machine is set up to cut out functions when the boom is being
operated. The machine is in the Out Of Transport position. The opera-
tor is operating a boom function and tries to activate the Drive or
Steer controls.
Disable Drive and Steer
Stop operating any boom func-
tions. Activate the Drive or
Steer function.
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