Question about Sears LiftMaster Building Materials
...sensor indicator light on the receivinng eye the green light had a slight flicker.cleaned both the sending eye and receiving eye lens of dust and cob webs, then realigned the receiving sensor for a ...
Question about Sears LiftMaster Building Materials
...sensor is an electronic beam, which is sent between two sending and receiving ?eyes?. These eyes face each other and are located just inside your garage door. They may need to be adjusted so the beam ...
...& receiving). i thought that maybe my wiring to the safety switches may have had a short so i disconnected them from the connection @ the opener hoping this would narrow my search for the problem, ...
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