JLG 3246ES Operator Manual - Manual (Page 83)

SECTION 4 - MACHINE OPERATION
3121165 – JLG Lift – 4-33
7710 PUMP P HIGH - CHECK POWER CIR-
CUITS
The power module detected a problem in
the drive motors' power circuit wiring. Refer problem to a qualified JLG mechanic.
7711 PUMP P LOW - CHECK POWER CIR-
CUITS
The power module detected a problem in
the drive motors' power circuit wiring. Refer problem to a qualified JLG mechanic.
7741 ARMATURE BRAKING CURRENT TOO
HIGH
The power module has detected excessive
braking current . This can be caused by transporting an excessive load on a steep grade.
7742 FIELD VOLTAGE IMPROPER The power module detected a problem in
the drive motors' power circuit wiring. Recycle power on/off, if problem persists;
Refer problem to a qualified JLG mechanic.
7-7 Electric Motor
DTC FAULT MESSAGE DESCRIPTION CHECK
8-1 Tilt Sensor
DTC FAULT MESSAGE DESCRIPTION CHECK
811 TILT SENSOR NOT CALIBRATED The tilt sensor calibration has not been
performed. Refer problem to a qualified JLG mechanic.
812 NO DATA FROM TILT SENSOR - NOT
CONNECTED OR FAULTY No signal from tilt sensor. Refer problem to a qualified JLG mechanic.