The core of your system in Blackwall is the High-Torque Drive Unit. When these fail, you might hear mechanical shuddering. We diagnose specific faults like overheating windings and replace the unit with OEM parts to restore silent operation.
A snapping sound often indicates a frayed drive belt. In Blackwall, we replace these with steel-core timing belts that resist stretching. We also inspect the hanger bearings. Replacing worn rollers eliminates friction, allowing the door to glide effortlessly.
False activations, known as ghosting, are common in Blackwall due to electrical noise. We calibrate Hotron sensors to ignore interference. Crucially, we test the light curtain presence sensors to ensure the door never closes on a pedestrian.
Adjusting radar for weather in Blackwall.
Replacing dead UPS packs for safety.
Full BS EN 16005 compliance checks.
Fitting new DC motors and gearboxes.