The board I got was from Sears. They provided that one based upon the model number I provided. I just assumed it was the correct one, but an upda...
KravJeffMember since 09/05/06
Ok - I used the manual you sent to troubleshoot my problem, and it turned out it was the logic board. I changed that tonight, and the opener works...
The internet search I started was for the manual because I couldn't find mind. Didn't have any luck, but glad I ended up here. Appreciate your ...
Sorry - Model number 139.53674SRT2 ... Also, the light in the back flashes five times continuously, not 5 then stop. Thanks again
Sounded similar to a guy who's lucky he remembers to open it before backing out. It's also a Craftsman 1/2 HP chain drive that was installed Apr...
Greetings - I was just browsing the 'net looking for info on my opener, and came across this thread. I have a similar problem. The differe...