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www.liftmaster.com/.../en.../tucmanuals/114a3044.pdf
Chamberlain GroupFasten the manual near the garage door after installation. .... This garage door openerhas been designed and tested to offer safe service provided it is installed, ...
CraftsmanCraftsman has the best selection of Garage Door Openers in stock. Get the Garage Door Openers you want from the brands you love today at Craftsman.
Craftsman1/2 hp Chain Drive Garage Door Opener Opens by Remote, Inside and from Car Enjoy a great end to every day by ... Owners manual - English (Warranty).
www.liftmaster.com/.../en.../tucmanuals/114a3044.pdf
Chamberlain GroupFasten the manual near the garage door after installation. .... This garage door openerhas been designed and tested to offer safe service provided it is installed, ...
CraftsmanCraftsman has the best selection of Garage Door Openers in stock. Get the Garage Door Openers you want from the brands you love today at Craftsman.
Craftsman1/2 hp Chain Drive Garage Door Opener Opens by Remote, Inside and from Car Enjoy a great end to every day by ... Owners manual - English (Warranty).
is it gear or chain, is it genie or liftmaster. check for smooth operation of door by disconnecting motor. check tightness of cable/chain running down rail. this may be putting undue stress on gears and ruining plastic drive gear.
It sounds like the shaft for the sprocket and drive gear has broken or been sheared off. The part number for this assembly is 41C4220A and is available from Sears parts or any good local door opener company. It comes with instructions if you want to do it yourself.
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