A snapping sound often indicates a frayed drive belt. In Harrow On The Hill, we replace these with reinforced Kevlar belts that resist stretching. We also inspect the carriage wheels. Replacing worn rollers eliminates vibration, allowing the door to glide effortlessly.
False activations, known as phantom opening, are common in Harrow On The Hill due to weather interference. We calibrate Hotron sensors to ignore interference. Crucially, we test the light curtain presence sensors to ensure the door reverses upon obstruction.
The core of your system in Harrow On The Hill is the Brushless DC Motor. When these fail, you might hear grinding noises. We diagnose specific faults like encoder positioning errors and replace the unit with OEM parts to restore silent operation.
Diagnosing and fixing logic errors.
24/7 rapid response for Harrow On The Hill businesses.
Full BS EN 16005 compliance checks.
Replacing dead UPS packs for safety.