Service manual

32DDO04.A
3
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2
B. TROUBLESHOOTING GUIDE
The troubleshooting guide is designed to provide a logical starting point to locate general problems that could occur
with the power door operators. However, not all possible problems or combinations of problems are listed. For
troubleshooting the door operators, refer to Table 3-2. The guide does not incorporate routine safety precautions or
preliminary procedures and assumes that the vehicle battery is fully charged and the battery terminals/connectors
are clean and tight.
WARNING!
THE TROUBLESHOOTING GUIDE DOES NOT INCORPORATE ROUTINE SAFETY PRECAUTIONS OR
PRELIMINARY PROCEDURES. ONLY A TRAINED, AUTHORIZED RICON SERVICE TECHNICIAN
MUST PERFORM TROUBLESHOOTING. AFTER THE WARRANTY PERIOD, IT IS RECOMMENDED
THAT TROUBLESHOOTING BE PERFORMED BY AN AUTHORIZED RICON SERVICE TECHNICIAN.
TABLE 3-2: TROUBLESHOOTING GUIDE
SYMPTOM POSSIBLE CAUSE REMEDY
Battery terminals dirty. Clean/tighten.
Ground connection. Clean/Repair.
Power door operator circuit breaker “tripped”.
Lift main circuit breaker “tripped”.
Reset circuit breaker.
Wiring short circuit. Repair.
Circuit breaker defective. Replace.
NO OPERATION
No power to door
operators
Loose connection. Repair.
Toggle switch defective. Replace.
Wiring connection. Clean/repair.
Limit switch at right door defective. Replace.
Right motor defective. Replace.
No motion
Ground connection. Repair.
Limit switch at right door defective. Adjust/replace.
OPEN MOTION
Only right door
opens
Loose connection. Repair.
Toggle switch defective. Replace.
Wiring connection. Repair.
Limit switch at left door defective. Replace.
Left motor defective. Replace.
No motion
Ground connection. Clean/repair.
Limit switch at left door defective. Adjust/replace.
CLOSE MOTION
Only left door
closes
Wiring connection. Repair.
Right motor defective. Replace.
CLOSE MOTION
Only left door
closes
Ground connection. Clean/repair.
Actuator arm is installed upside-down. Reverse actuator arm.
DOOR
OPERATOR
SEQUENCE
Sequence is cor-
rect, but open is
closed
Motor wires reversed.
Motors are shipped with brown
wire toward inside of vehicle.
END OF TABLE