Quote:
Originally Posted by villagetinker
First, look at the back of the opener, there are RED and GREEN LED lights, you will probably see one or both flashing, fast or slow. The instruction manual (available online) has a page that decodes these lights. I have helped several neighbors and one of the major problems is the twisted and taped connections at the sensors. These tend to corrode, and this looks like the beam is broken which causes the opener to not operate correctly. I cut out the old connections and use crimp splices with liquid tape to repair and seal these.
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I will definitely take a look at this thank you very much