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RSL12UL Owners Manual
and RSW12UL
featuring dual sprockets
Designed to provide advanced safety and security to the door system in commercial environments
ROBO SWING
LiftMaster Sears Craftsman 041C4398A RPM Sensor Assembly RSL12UL Owners Manual041C4398A is a RPM sensor kit is a single 5 bladed photo interrupter sensor. Compatible with various garage door openers made after 1995. Check the manual for your specific model number before ordering to ensure compatibility. Also known as: 1A4903, 41C3005, K7516426, 41B3000, 41C4398A, 41C4398, 41C43981 If your garage door trolley goes down 6 inches and comes back 6 inches then this is your problem Compatible with Liftmaster and Chamberlain garage
