A-1 Garage Door Repair 1564 W Hill Field Rd #2 Layton, UT 84041 (801) 341-9925 https://a1garagedoorrepairutah.com/ There was almost nothing obstructing the sensors and there was nothing at all about this challenge inside the owner guide. We also offer further maintenance services on ask for, along with expert guidance, https://techonpage.com/story5659735/top-chamberlain-3-4-hp-garage-door-opener-installation-secrets