2200 SRM 1286 Troubleshooting
STATUS
CODE
DISPLAY MESSAGE LED CIRCUIT
Over-
heat
(cont)
Overheat Flashing Red Traction Motor
DESCRIPTION SYMPTOM
Controller has detected an over temperature
condition in the traction motor or
power bridge.
Traction and hydraulic systems will not operate.
Probable Causes and Test Procedures
6. Check for shorts with truck frame
a. Check resistance between the following points for greater than 1Mohm:
• CANH and truck frame
• CANL and truck frame
• B+ and truck frame
• B
and truck frame
• UT wire (traction motor) to truck frame
• VT wire (traction motor) to truck frame
• WT wire (traction motor) to truck frame
• PS2 wire (steer motor) to truck frame (if applicable)
• PM2 wire (pump motor) to truck frame
• PM1 wire (pump motor) to truck frame
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