Sears Craftsman LiftMaster Chamberlain Garage Door Opener Wireless Keypad Model 976LM Security+ "doesnt open try" Questions

my garage door opener, safety sensors are not lighting up, also when i try and operate door with wall mounted switch it doesnt work. why?? power supply is not working.

clicked the little amp on inside ever since my remote doesnt work I would try here, they seem to have library of manuals. http://userguides.50webs.com/ I have this manual.What page do you need scanned

Keypad garage door doesnt work all the time My keypad opener works on and off, i have to dial the code about 10 times before the door openes. Is that most likely battery problem or time for new keypad

doesnt open or close and the light blink when i try to close or open it. What can i do to repair the problem? Make sure the door sensor are pointed at one another and the small light on each one is on

...Finally the remote is resonding but th ekey pad will not, ive tried re programming it and it doesnt work. when i type in the code it the keypad lights flash twice and nothing happens. Make

...try, one works but the other doesnt. Seems to knock the other remote out. When this happens it is usually because you are trying to program two remotes that are not compatible. Even though they will ...

cann't program keypad 940cb/67lm old password doesnt work. tried pushing red button and entering new password. didn't work. remote and door button works the door ok. help Sounds like your ...

...of garage it works up close I replaced batteries, but it won't work at any distance. doesnt work at all or only close. if not at all, recode remote. if short distance, try reaiming antenna

...doesnt work Punch in codes on outside keyless pad, wont open unless i try it many many times. Seems worse in colder weather. Checked battery and it is fine. This is a Liftmaster unit. Has two doors ...

...it manualyl. All of the butttons work including wall and remotes. the door opens and closes but doesnt open enough. Contact Chamberlains Technical Support Hotline at 800-528-5880. They will help