Rev C
Doc 6001287 (01-20284)
21 of 40
3. MOTOR DOES NOT RUN
Motor is dead:
1. The resettable motor thermal overload switch has popped.
2. The interconnecting cable between the motor and the control board is disconnected.
3. Bad control board.
4. Bad
motor.
Motor is stalled:
1. Frozen motor or gearbox.
2. V-belt is too tight.
3. Gate is too heavy.
4. THE CONTROL BOARD RESETS RIGHT AFTER GATE STARTS MOVING
1. Low AC voltage.
2. Inadequate and undersized power wiring between the main circuit breaker and the gate
operator.
5. GATE STOPS IMMEDIATELY AFTER IT STARTS
1. A Fault has occurred.
Mostly in cold weather or mornings:
2. A Fault has occurred; Inrush pot adjustment is set too low.
Power Fail Option was installed recently:
3. Gate sensitivity adjustments were not reset after installation of the Power Fail Option.
4. A Fault has occurred.
6. GATE STOPS A FEW SECONDS AFTER IT STARTS
1. Stuck limit switch.
2. A Fault has occurred.
7. GATE STOPS WHILE OPENING OR REVERSES WHILE CLOSING
A Fault has occurred.
8. OPENING GATE STOPS WHEN A VEHICLE APPROACHES THE GATE
SLIDE ACTION on switch S1 is set to off, causing the Interrupt loop to stop the gate.
9. GATE OPENS BUT DOES NOT CLOSE
1. Reclose Timer is OFF.
2. One of the inputs is continuously activated (a stuck input).
3. Entry system is connected to the Manual Input by mistake.