Look out for these Service Indicators
- The door does not operate freely.
- The door is noisy.
- The door does not sit square in the opening.
- The lock does not operate properly. (manual)
- The Door does not stay up in the open position, it drops down on it’s own. (manual)
- The door is heavy to lift manually.
- The motor is noisy in operation.
- The motor runs but does not lift up the door