Questions & Answers for: replace worm drive chamberlain direct

...replace drive and worm gears and experiencing problem similar to bentomi and others...unit starts in one direction and reverses after 2 seconds until it hits the upper limit. Speed cup is set as far ...

...drive/worm gear somehow got "chewed up", so I replaced the motor unit only. The new unit came with a one function remote, with a door control button. I left the old premium control console from the ...

...worm gear and main drive gear on my Craftsman 1/2 HP garage door opener I found that my door moved about 4 inches stopped and reversed the same distance. I checked all the settings and everything ...

...worm gear on chamberlain 1/2 opener put the chain back on and tryed it. the door foward hard then backed off i tryed the limits and the adjust nothing The easiest way to fix this would be to take the ...

...worm gear and drive gear-sprocket assembly. Ran motor through full clockwise cycle to correct phase. Adjusted position of RPM sensor as directed by prior to that motor phase adjust. Result: after ...