Access problem
01
The garage door will not open
The cause may involve a broken spring, damaged cable, opener fault, locked door, track obstruction, poor balance, or disconnected controls.
- Check whether the opener responds
- Look for visible spring or cable damage
- Note whether the door feels unusually heavy
- Do not force an unstable door
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Balance problem
02
The door is uneven or crooked
An uneven door may involve a cable, drum, spring, roller, track, bracket, or balance problem that can worsen with continued use.
- Stop if one side hangs lower
- Keep clear of loose cables
- Do not pull the door by hand
- Arrange inspection before normal use
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Unstable door
03
The garage door is off its tracks
An off-track door can shift, jam, bend hardware, damage panels, and place extra strain on cables, rollers, brackets, and the opener.
- Stop using the door immediately
- Keep people and vehicles away
- Do not try to push rollers back
- Describe the door position when booking
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Opener and controls
04
The opener runs but the door does not move
The opener may be disconnected, damaged, incorrectly adjusted, or trying to move a door with a spring, balance, track, or hardware problem.
- Listen for motor or drive sounds
- Check whether the trolley is connected
- Note flashing lights or error signals
- Avoid repeated opener operation
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Closing problem
05
The door closes and reverses
The opener may detect an obstruction or too much resistance. Sensors, wiring, travel settings, force settings, tracks, and door balance may need review.
- Clear objects from the doorway
- Check whether sensor lights are steady
- Look for misaligned or damaged brackets
- Do not bypass safety equipment
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Noise and movement
06
The door is grinding, squeaking, or banging
Noise may come from rollers, hinges, tracks, loose hardware, opener strain, poor balance, dry moving points, or damaged components.
- Note when the sound occurs
- Watch for shaking or jerking
- Look for metal-to-metal contact
- Do not ignore sudden new noises
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Panel and structure
07
The door has dented or damaged panels
The next step depends on the panel design, door age, manufacturer, structural damage, section availability, colour match, and condition of the remaining door.
- Check whether the door still moves evenly
- Look for cracked hinges or bent sections
- Compare panel work with replacement
- Do not operate a structurally unstable door
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Drafts and moisture
08
Water, light, or cold air enters around the door
Gaps may involve the bottom seal, side seals, top seal, retainers, door alignment, floor shape, framing, or drainage around the opening.
- Check the bottom seal for cracks
- Look for side and top gaps
- Note uneven floor contact
- Check where water enters during rain
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