A quick visual check can reveal changes before they turn into a stuck or unsafe door. Do not loosen spring hardware, bottom brackets or cables during routine maintenance.
Monthly Visual Check
- Watch one complete opening and closing cycle from inside the garage.
- Listen for new scraping, popping, grinding or rattling sounds.
- Check whether the bottom of the door stays level.
- Look for frayed cables, loose rollers, bent tracks and damaged hinges.
- Make sure the photo-eye path is clear.
Lubrication
Use a product intended for garage door hardware and follow the door manufacturer’s guidance. Apply a small amount to appropriate metal pivot and bearing points. Do not coat tracks with grease; buildup can collect dirt and interfere with roller movement.
Balance Check
With the door closed, disconnect the opener only if the door is stable and there is no visible spring or cable damage. Lift the door carefully to about waist height. A balanced door should not drop quickly or shoot upward. Reconnect the opener after the check.
Safety-Reversal Check
Use the opener manufacturer’s instructions to test photo-eye reversal and contact reversal. If either safety function fails, stop automatic operation until the problem is corrected.
When To Arrange Service
Arrange an inspection when the door becomes heavy, crooked, unusually noisy or inconsistent, or when any cable strand, spring gap or track damage is visible.