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with your machine. After the code is recorded you can reset the speed controller by turning off the main
disconnect switch for 5 seconds. Below is a list of possible error codes for the speed controller:
1. OC1 - OVER CURRENT SHUT DOWN (DURING ACCELERATION)
2. OC2 - OVER CURRENT SHUT DOWN (DURING CONSTANT SPEED)
3. OC3 - OVER CURRENT SHUTDOWN (DURING DECELERATION)
4. THM - CONTROLLER OVERHEATING OR MOTOR OVERLOAD
5. OLT - STALL PREVENTION
6. UV - INSUFFICIENT VOLTAGE WARNING (THIS ERROR IS SELF CORRECTING OPERATION
WILL RETURN WHEN THE CORRECT VOLTAGE IS RESTORED)
IF A CODE IS DISPLAYED OTHER THAN THE ABOVE OR
IF A CODE APPEARS REPEATEDLY, CALL
NORFIELD
SERVICE
FOR ASSISTANCE.
TROUBLE SHOOTING