Preventive Maintenance
Preventive Maintenance Programs
The best emergency repair is the one you never need. United Door offers preventive maintenance programs for commercial garage doors and loading dock equipment throughout Danbury, CT — keeping your doors running and your operation moving.
- Scheduled lubrication of all moving parts
- Spring tension and balance inspection
- Cable and drum inspection
- Operator and safety sensor testing
- Track alignment check
- Written service report after every visit
