JLG 3246ES Operator Manual - Manual (Page 82)

SECTION 4 - MACHINE OPERATION
4-32 – JLG Lift – 3121165
7-7 Electric Motor
DTC FAULT MESSAGE DESCRIPTION CHECK
771 OPEN CIRCUIT DRIVE MOTOR WIRING The power module detected a problem in
the drive motors' power circuit wiring. Refer problem to a qualified JLG mechanic.
772 STALLED TRACTION MOTOR OR POWER
WIRING ERROR The power module detected a problem in
the drive motors' power circuit wiring. Refer problem to a qualified JLG mechanic.
773 CAPACITOR BANK FAULT - CHECK
POWER CIRCUITS The power module detected a problem in
the pump or drive motors' power circuit
wiring. Refer problem to a qualified JLG mechanic.
774 SHORT CIRCUIT FIELD WIRING The power module detected a problem in
the drive motors' power circuit wiring. Refer problem to a qualified JLG mechanic.
775 OPEN CIRCUIT FIELD WIRING The power module detected a problem in
the drive motors' power circuit wiring. Refer problem to a qualified JLG mechanic.
776 STALLED PUMP MOTOR OR POWER
WIRING ERROR The power module detected a problem in
the drive motors' power circuit wiring. Refer problem to a qualified JLG mechanic.
777 OPEN CIRCUIT PUMP MOTOR WIRING The power module detected a problem in
the drive motors' power circuit wiring. Refer problem to a qualified JLG mechanic.
778 TRACTION T 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.
779 TRACTION T 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.