Use a step ladder to access the garage door opener s power cord and motor unit.
Replace rpm sensor garage door opener.
041c4398a is a rpm sensor replacement kit.
Marantec garage door opener 89493 rpm sensor for use with m 4500 m 4700 q 7500 q 7700 maclift iii.
Check the owner s manual or replacement parts diagram for specific part information before ordering to ensure compatibility.
Position a work table near the area under your motor unit to hold the garage door.
High quality rigorously tested and durable only liftmaster parts are recommended for repairing your garage door opener.
From logic boards to chain kits to safety reversing sensors find the right liftmaster replacement part to help you with any garage door opener repair project.
For use with various liftmaster and chamberlain garage door openers featuring a 5 bladed photo interrupter sensor.
Use a step ladder to access the garage door opener s power cord and motor unit.
Take the garage door opener down.
041c4398a is a rpm sensor replacement kit.
Manufactured after 1997 only.
Make sure this fits by entering your model number.
Manufactured after 1997 only.
For use with various liftmaster and chamberlain garage door openers featuring a 5 bladed photo interrupter sensor.
Remove the wing nut from the safety sensor.
Check the owner s manual or replacement parts diagram for specific part information before ordering to ensure compatibility.
Explore more replacement parts below.
Pull the sensor from the bracket.
Be gentle so it does not break or you will have to do a new strip to attach.
Old part number 8055529.
Start by unscrewing the wall attachment using the screwdriver.
Connect the new safety sensor wires.