Sears Craftsman LiftMaster Chamberlain Garage Door Opener Wireless Keypad Model 976LM Security+ "goes half back" Questions

...goes back to doing the same thing descibed above. Only a year and a half old. I would remove the cover from the motor unit and check the drive gear. It may be wearing down. It is white nylon and is ...

...goes down about half way and then goes back up. After several tries it eventually goes all the way down. call sears craftsman stuff is for life ,,they will fix The issue is likely with the IR sensor ...

...goes half way. I can see the problem but can't seem to get it to fully connect. Help. Normally you pull straight down on the rope and then release. Now move the door until the two halves of the ...

half is solid wire, so where do I begin the chain links on the sprocket at the top? I have everything back together but the door will not open or close. The motor goes on and off but nothing connects.

...goes down fine I called Sears garage door customer service number due to the same issue. The test is to disengage the opener drive by pulling the emergency disengage handle, then open the door half ...

...half way and then goes back up again - we have to keep the button pushed to make the door go all the way down. The two sensor lights seem to be working fine (none of them is red; one of them is green ...

...goes a few inches, then reverses. The RPM sensors are not touching anything. wires all plugged back in. Force adjustment at max, both up and down. Parts lubricated. Light on back flashes 5 times. Can ...

...goes off and on for a few seconds. Until now, it has been fine. The other day the door was activated but an item half in the garage caused it to stop and go back up. Does that help? Thanks. If when ...

...goes down about a foot passed the curve and then reverses to it original open position. I have adjusted the eyes but the problem persists. I have hit the button to arrest the door and then to advance ...