An article on networx.com has some handy tips for DIY garage door maintenance.

  • Lubrication – Various components require regular lubrication to keep them operating smoothly. These include the hinges, stems and nubs, the arm bar, the top of the chain rail, the door lock and any metal rollers with ball bearings. Rather than using household oil, you should use a silicone or lithium spray lubricant.
  • Cleaning the track – A garage door track should never be lubricated, as this will cause particles to collect and harden in the track. Instead, simply wipe the inside of the track with a damp cloth and allow to dry.
  • Realigning the sensors – This is relatively easy to do. If the sensor’s lights are blinking, indicating they are out of alignment, simply move them gently until they are facing each other and the blinking gives way to a solid light.
  • Resetting the opener – If your garage door is behaving erratically, the opener may need resetting. Most openers have a “set” button of some kind that will need to be depressed for a few seconds to allow the uni.