Rpm Sensor Liftmaster Garage Door Opener

I ve already checked the contacts going to the board to see they.

Rpm sensor liftmaster garage door opener. Check the owner s manual or replacement parts diagram for specific part information before ordering to ensure compatibility. For use with various liftmaster and chamberlain garage door openers featuring a 5 bladed photo interrupter sensor. Genuine liftmaster chamberlain oem replacement part compatible with liftmaster and chamberlain garage door openers 1986 to current. For the door to close correctly without reversing the safety sensors need to be aligned perfectly and there should be nothing in the way of the light beam.

041c4398a is a rpm sensor replacement kit. Manufactured after 1997 only. To prevent the garage door from injuring someone in the door or damaging an item in the way of the door all models of liftmaster garage door openers come installed with a safety sensor. High quality rigorously tested and durable only liftmaster parts are recommended for repairing your garage door opener.

Check the owner s manual or replacement parts diagram for specific part information before ordering to ensure compatibility. 41c4398a craftsman liftmaster sears rpm sensor board chamberlain garage door the rpm sensor with motor cup is for lift master sears craftsman tru value master mechanic chamberlain and some wayne dalton garage door openers. Replaced gear drive unit due to worn out parts. The liftmaster rpm sensor 41c4398a is a genuine liftmaster replacement part and is compatible with all chamberlain and liftmaster group chain and belt drive openers manufactured from 1984 to the present.

Motor runs this way with and without the limit switch assy on or off the unit. Get shopping advice from experts friends and the community. Explore more replacement parts below. The product worked great and fixed our problem immediately.

Now the motor will only cycle 5 inches and auto reverse and cycle back when depressing the remote or wall switch. Liftmaster rpm sensor 41c4398a. Checked safety sensor light rails wheels chain pulleys trolley and carefully pulled door up and down manually while unhooked from trolley. Gdo opens about 12 then stops.

Lift master garage door opener model 1255lm from 1994. Manufactured after 1997 only. Everything checked out so i ordered this part 41c4398a rpm sensor replacement as suggested online.