If The door starts to close, then reverses and the opener light blinks.
Then Photo-eye alignment.
The sensors near the floor are out of line or dirty; a clean and re-aim usually restores normal closing.
Inspection, adjustment, sealing, and section-level repairs.
Repairs
Everyday faults and the upkeep that prevents them: doors off their track, noisy travel, worn rollers, torn seals and openers that stop partway. A tune-up visit covers the whole door at once.
Garage Door Safety InspectionIt has been a hard winter.
Garage Door Tune-UpEvery morning the door announces itself to the whole street: a long metallic squeal as it climbs, a rattle at the top, and a…
Off-Track Garage Door ResetThe morning after a thaw the opener groaned, the door stayed stuck to the icy floor for a second, then lurched up crooked.
Garage Door Panel ReplacementFrom outside, the horizontal groove between two sections now steps sideways by a centimetre.
Garage Door Bottom Seal ReplacementAfter a spring rain there is a puddle inside the door that reaches the tires.
Garage Door Perimeter WeatherstripWith the door closed and the garage lights off, a thin bright line runs down the whole left side of the opening.
Garage Door Manual Lock RepairIt is a February morning and the key goes only halfway into the garage handle.
Which fix fits?
Tap a situation. The answer opens here.
If The door touches the floor and pops back open.
Then Close-limit adjustment.
The opener thinks it hit something; setting the travel limit correctly stops the bounce.
If The door closes but leaves a gap along the bottom.
Then Bottom seal and limit setting.
A compressed seal or a short travel limit leaves daylight; both are simple to correct. Garage Door Bottom Seal Replacement