A snapping sound often indicates a frayed drive belt. In Hendon, we replace these with steel-core timing belts that resist stretching. We also inspect the carriage wheels. Replacing worn rollers eliminates friction, allowing the door to glide effortlessly.
False activations, known as ghosting, are common in Hendon due to reflective surfaces. We calibrate Hotron sensors to ignore interference. Crucially, we test the active infrared safety beams to ensure the door reverses upon obstruction.
The core of your system in Hendon is the High-Torque Drive Unit. When these fail, you might hear grinding noises. We diagnose specific faults like stripped nylon gears and replace the unit with OEM parts to restore factory performance.
Fitting new DC motors and gearboxes.
Diagnosing and fixing logic errors.
Adjusting radar for weather in Hendon.
Replacing dead UPS packs for safety.