Grinding noises, jerky movement, slow operation, imbalance, loose
hardware or blinking sensors can indicate that garage door maintenance
is needed.
High humidity can accelerate corrosion on springs, hinges, tracks and
other metal parts. Wooden doors may also swell or warp when exposed to
excessive moisture.
Yes. Professional maintenance includes inspecting springs and cables,
checking track alignment and balance, tightening hardware and applying
appropriate garage door lubricants.
Place an appropriate object between the photo-eye sensors while testing
the closing system. The door should refuse to close normally or reverse
when the safety beam is interrupted.
