We Service Premium Brands
DORMA
- ES200 Easy/Standard Repair
- Belt & Carriage Replacement
- Logic Board Reset
OZONE
- S-Series Motor Fix
- Microwave Sensor Tuning
- Remote Programming
GEZE
- Slimdrive Maintenance
- EC-Drive Troubleshooting
- Locking Unit Repair
TORMAX / BESAM
- Encoder Faults
- Battery Replacement
- Software Diagnostics
Common Faults We Fix in Defence Colony
⚠️ Door Stuck Open/Closed
Usually a logic hold-open error or a jammed motor gearbox. We fix this on-site.
⚠️ Grinding Noise
Indicates worn-out polymer wheels or debris in the floor guide. We replace rollers instantly.
⚠️ Ghost Opening
The door opens when no one is there. We recalibrate the radar sensitivity to ignore traffic.
⚠️ Slamming Shut
A dangerous controller fault. We reset the braking parameters to ensure safety.
Technical FAQs
Do you provide a warranty on repairs?
Yes, we offer a 6-month warranty on motor repairs and sensor replacements.
Do you have original Dorma parts in Defence Colony?
Yes, we carry authentic and OEM-grade compatible parts for Dorma ES200 to ensure longevity.
Can you upgrade my old sensor?
Absolutely. We can replace old infrared sensors with modern combi-sensors for better safety.