It s one of the most common garage door opener repair problems there is.
Garage door gear repair.
Replacing a circuit board sounds like a scary garage door repair but it s really quite easy.
Just follow these steps.
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With the gears back in place tighten the chain as directed in your owner s manual.
Remove retaining screws from the cover.
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It can be a complicated repair but not impossible to do yourself.
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Lay the chain on the garage floor while you complete the repair.
Slide the outer trolley away from the inner trolley.
Several components will need to be removed to get at the gear.
Now you need to install the new helical gear assembly.
Start by unplugging the motor.
This is a video on how to change the gear sprockets in a craftsman garage door opener.
Remove the outer nut and lock washer from the trolley threaded shaft and pull the threaded shaft out of the trolley.
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This was a craftsman model 139 53976srt.
Garage door opener repair or adjust for home business.
It will take 10 minutes tops and only requires a 1 4 in.
Remove the light cover take out the lightbulb disconnect the switch and safety sensor wires remove a few screws unplug the board and you re done.
Replace the cover on the garage door opener plug it back in and start enjoying your now functioning garage door opener.
You ll need to get a replacement gear set.
With qualified technicians that have 13.