Jacobsen Eclipse 322, Repair Manual

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4-100 4222983 Second Edition
ELECTRICAL
4
DTC: Right Reel Volts Low
Right reel voltage below 43 volts.
DTC: Check Left Reel
Reel motor RPM is not within the range of the setpoint.
DTC: Check Center Reel
Reel motor RPM is not within the range of the setpoint.
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
Cutting excessive grass thickness. If in FOC mode, change frequency of clip (FOC) setting. If in manual mode, decrease
ground speed.
Excessive debris lodged in cutting unit. Clear cutting unit of all debris.
Excessive mechanical resistance in cutting
unit. Check bed knife adjustment and reel bearing; make sure the cutting unit rotates without
excessive resistance.
Low voltage. Charge batteries.
Faulty connections. Check connections; make sure connections are dry, clean of corrosion and tight.
Wiring harness. Check wiring for broken wires.
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
Cutting excessive grass thickness. If in FOC mode, change frequency of clip (FOC) setting. If in manual mode, decrease
ground speed.
Excessive debris lodged in cutting unit. Clear cutting unit of all debris.
Excessive mechanical resistance in cutting
unit. Check bed knife adjustment and reel bearing; make sure the cutting unit rotates without
excessive resistance.
Low voltage. Charge batteries.
Faulty connections. Check connections; make sure connections are dry, clean of corrosion and tight.
Wiring harness. Check wiring for broken wires.
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.