ELECTRICAL
4222983 Second Edition 4-99
4
DTC: Right Reel Overcurrent
Reel motor current over 35A for 30 seconds.
DTC: Left Reel Volts Low
Left reel voltage below 43 volts.
DTC: Center Reel Volts Low
Center reel voltage below 43 volts.
Probable Cause Remedy
Excessive debris lodged in cutting unit. Clear cutting unit of all debris.
Cutting excessive grass height. Select correct cutting unit configuration.
Excessive mechanical resistance in cutting
unit.
Check bedknife adjustment and reel bearing; make sure the cutting unit rotates without
excessive resistance.
Groomer depth set too aggressive. Adjust groomer depth.
Roller brush misadjusted. Check roller brush adjustment.
Groomer belt or roller brush belt over
tightened.
Check belt adjustment.
Faulty connections. Check connections; make sure connections are dry, clean of corrosion and tight.
Shorted wiring harness. Make sure reel motor wiring harness is free of nicks and cuts and not pinched to machine
frame.
Faulty reel motor. Substitute the reel motor with a known good reel motor. If issue is corrected, reinstall old
motor to verify fault returns.
NOTE: If vehicle has split motor, motor and/or motor controller will need to be reinstalled
to verify fault returns.
Probable Cause Remedy
Faulty connections. Check connections; make sure connections are dry, clean of corrosion and tight.
Faulty wiring harness. Check reel motor wiring harness for stretched wires.
Blown 150A reel motor fuse in PDU. Check 150A fuse in PDU.
Faulty reel motor. Substitute the reel motor with a known good reel motor. If issue is corrected, reinstall old
motor to verify fault returns.
NOTE: If vehicle has split motor, motor and/or motor controller will need to be reinstalled
to verify fault returns.
Probable Cause Remedy
Faulty connections. Check connections; make sure connections are dry, clean of corrosion and tight.
Faulty wiring harness. Check reel motor wiring harness for stretched wires.
Blown 150A reel motor fuse in PDU. Check 150A fuse in PDU.
Faulty reel motor. Substitute the reel motor with a known good reel motor. If issue is corrected, reinstall old
motor to verify fault returns.
NOTE: If vehicle has split motor, motor and/or motor controller will need to be reinstalled
to verify fault returns.