Following setting both of those limits, validate that the security devices even now function effectively. Modern openers incorporate photoelectric sensors around the floor — when they’re misaligned, the door could reverse or halt unexpectedly. The steel sensor bracket is less susceptible to movement or failure in comparison with plastic mounts. https://downloadfreesoftware202388753.fitnell.com/79105038/the-2-minute-rule-for-old-chamberlain-travel-limit-adjustment-old-liftmaster-travel-limit-adjustment-screw-drive-garage-door-opener-travel-limits