Service Manual

Fault
Number
Fault Title
Controller
Affected
Fault Condition/
Circuit
Description
Additional Notes
Service Actions
(Repair or replace any
worn or damaged parts)
112
Internal Regulator
Undervolt – CRM 1
Cutting Reel
Motor Controller
Insufficient voltage was
detected at the internal
voltage regulator for
cutting reel motor 1.
1) Inspect main harness
connectors P46 and P47 at
cutting reel motor 1 for damage,
corrosion, debris, and proper
alignment of the pins inside the
connectors.
2) Test connectors P46 and P47
for 48V with the engine off and
the key in the ON position.
3) Test the power and ground
wiring resistance in main
harness connectors P46 and
P47.
4) Replace the cutting reel motor.
113
Internal Regulator
Undervolt – CRM 2
Cutting Reel
Motor Controller
Insufficient voltage was
detected at the internal
voltage regulator for
cutting reel motor 2.
1) Inspect main harness
connectors P38 and P39 at
cutting reel motor 2 for damage,
corrosion, debris, and proper
alignment of the pins inside the
connectors.
2) Test connectors P38 and P39
for 48V with the engine off and
the key in the ON position.
3) Test the power and ground
wiring resistance in main
harness connectors P38 and
P39.
4) Replace the cutting reel motor.
Reelmaster 5010-H Diagnostic Fault Code Quick Reference Table Page 34 of 38