Fault 1: Engine Coolant Temperature High-Crm Stop - Toro Reelmaster 5010-H Diagnostic Manual

Fault 1: Engine Coolant Temperature
High—CRM Stop
InfoCenter Display:
Fault Description
The TEC-5002 detected that the engine coolant temperature is more than 220 °F (104.4 °C) for more than
10 seconds.
Circuit Description
The engine coolant temperature (ECT) sender is a submersible thermistor that sends a voltage to the TEC-5002.
Conditions for Setting the Fault
When coolant temperature reaches or exceeds 220 °F (104.4 °C) for 10 seconds or longer, the TEC-5002
reports the fault, which stops all of the cutting reel motors.
Recommended Service Actions
Step 1: Verify that the fault repeats.
1. Set the parking brake and stop the engine.
2. Open the hood and allow the engine to cool off for 30 minutes.
Note:
You may perform parts of Step 2 while you are waiting.
3. Close the hood and start the engine.
4. Clear the system faults from the InfoCenter. Refer to
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.
Step 2: Perform cooling system maintenance according to the 5010-H
Operator's Manual.
Refer to the Checking the Cooling System and Cooling System Maintenance sections of the 5010-H Operator's
Manual.
•
Check the cooling fan for proper fan operation.
•
Check air-flow passages to ensure that they are unobstructed.
•
Check coolant level to ensure that it is within specification.
_____FAULT #1_____
Clearing Faults from the InfoCenter (page
Returning the Machine to Service (page 22)
28
21).
and follow the steps listed.