Option for monthly, quarterly, half-yearly schedule or ad-hoc service
- Check and ensure tightness of all screws
- Opening and closing speed
- Hold open time
- Sensor range and sensitivity
- Key switch function
- Lock function
- Battery voltage test and emergency opening during power failure
- Auto reset after power resumes
- Alignment of door panels
- Hangar bracket
- Track and rollers
- Belt wear and tear, and tension
- Motor and end gear
- Floor guides secured and clean any debris
- Cover and end plates secured