...the chain but I think you need professional help with this opener. It sounds like it is badly out of adjustment. The chain coming off is an indication of a worn bearing that will have to be
Question about Sears LiftMaster Building Materials
...opener and the chain came off trac The chain came off of wheel, It's too tight for me to put it back on, how do I loosen it up? YES - YOU ALSO NEED TO BE SURE IT IS IN THE CORRECT POSITION WHEN YOU ...
Question about Sears LiftMaster Building Materials
tight?) The chain might be to tight but I think you should check for broken door springs or a bad drive gear. The gear is white nylon and is just in front of the motor. The chain should sag just a bit
Question about Sears LiftMaster Building Materials
...too loose. how tight should it be? Chain should be approximately 1/4 inch above the bottom of the rail. If you over tighten the chain will make a clicking noise when the opener runs. This is not
Question about Sears LiftMaster Building Materials
...chain on one side of the rail is pulled tight and the opposite side sags. It is just the opposite when the door is closing. It could be the sagging side is rubbing against the door but it seems you ...
Question about Sears LiftMaster Building Materials
...opener but it just hums - the Cable side is dangerously tight and the motor unit won't release the tension, and the chain is sagging on the other side of the chain spreader / motor unit. Is there ...
Question about Sears LiftMaster Building Materials
...you will have to find were the chain is binding look around the drive sprocket and check the chain to see if it is tight at the bottom or top this will tell you were to start looking for the
Question about Sears LiftMaster Building Materials
...unit and the lighton the back of the opener flashes. craftsman. If the opener is making a clicking sound when it is running the chain is too tight. Post back with the number of flashes from the
Question about Sears LiftMaster Building Materials
...opener and the chain is sagging on one side and super tight on the other. When opening the door, the chain sags on both sides. I have tried tightening the nuts on the screw as the manual says. Could ...
Question about Sears LiftMaster Building Materials
...opener green button light turns off; no lights flash on the learn led. The door force adj was set too high; the chain was tight which I loosened; no difference. Check the connections at the rear of ...
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