Fault 68: Speed Stall-Crm 4 - Toro Reelmaster 5010-H Diagnostic Manual

Fault 68: Speed Stall—CRM 4
Note:
When any individual cutting reel motor is shut off due to a fault, the TEC-5002 shuts off the other 4
cutting reel motors.
Note:
If multiple machine faults are reported within a few seconds, troubleshooting should begin with the
first cutting reel motor to report a fault.
Note:
This fault can occur during heavy cutting conditions or as a result of a cutting unit malfunction. Ask the
machine operator for information regarding cutting conditions when the fault occurred.
InfoCenter Display:
Fault Description
The cutting reel motor on cutting unit 4 stalled.
Circuit Description
All 5 cutting reel motors and the motor/generator are linked on the 48 Vdc CAN bus circuit.
Conditions for Setting the Fault
If the cutting reel motor is active, yet remains at 0 rpm for more than 3 seconds, the fault is reported.
Note:
Check for fault 73 (High Temp Warning—CRM 4), as an overheated cutting reel motor or a cutting reel
motor stall could be a contributing factor to a stall speed fault.
Recommended Service Actions
Step 1: Verify that the fault repeats.
1. Clear the system faults from the InfoCenter. Refer to
2. Operate the machine.
Pass The fault did not repeat. Go to
Note:
If the fault does not repeat, an isolated event has occurred.
Fail The fault repeated. Go to Step 2.
WARNING
Contact with the cutting reels or other moving parts can result in personal injury.
•
Keep fingers, hands, and clothing away from the cutting reels or other moving parts.
•
Never attempt to turn the cutting reels by hand while the engine is running.
Step 2: Check cutting unit 4 for any debris clogging the reel.
1. Go to Preparing for Troubleshooting and/or Testing (page 22)
_____FAULT #68_____
Stall Speed
Clearing Faults from the InfoCenter (page
Returning the Machine to Service (page 22)
241
4
and follow the steps listed.
and follow the steps listed.
21).