Expert Automatic Door Repair in Welwyn Garden City
From high-street shops to office blocks in Welwyn Garden City, we ensure your automatic entrances meet strict BS EN 16005 safety standards. As independent specialists, we work on all major brands including Dorma, Record, Geze, and Assa Abloy.
Assa Abloy Error Codes
We diagnose sensor conflict errors on Assa Abloy sliding systems, resetting the learning cycle for smooth operation in Welwyn Garden City.
Control Board Logic Repair
We diagnose faults in the Microprocessor Control Unit (PCB). Our Welwyn Garden City engineers can often reset factory parameters or update firmware rather than swapping expensive boards.
Annual Maintenance Contracts
Prevent downtime. Our AMC packages in Welwyn Garden City provide two service visits per year, ensuring you have the legal logbook required by insurers.
Brushless DC Motor Diagnostics
The drive unit is the heart of your system. In Welwyn Garden City, we troubleshoot high-torque DC motors, replacing worn carbon brushes or faulty encoders to restore silent operation.
24/7 Emergency Callout
Door stuck open at 3 AM? Our Welwyn Garden City emergency team carries universal controllers to bypass failed electronics and secure your site.
Common Faults We Fix in Welwyn Garden City
| Symptom | Likely Cause | Our Fix |
|---|---|---|
| Door Slams | Encoder Fault | Replace Motor Unit |
| Grinding Noise | Nylon Gearbox | Rebuild Transmission |
| Stuck Open | Fire Alarm / Battery | Reset Interface |
| Ghost Opening | Radar Interference | Install Digital Sensors |
Annual Maintenance Contracts (AMC)
Prevent expensive breakdowns in Welwyn Garden City. Our AMC packages provide bi-annual service visits, legal compliance logbooks, and priority callout status.
Call 0330 223 7190 to secure your building today.
Frequently Asked Questions
Do you repair Dorma doors in Welwyn Garden City?
Yes, we are independent experts for Dorma ES200, ST Flex, and older models.
How fast is your response?
We aim for same-day attendance in Welwyn Garden City for security-critical faults.
Do you offer Maintenance Contracts?
Yes, our AMC packages ensure your doors remain BS EN 16005 compliant year-round.