For 1997-Current (Liftmaster Sears Chamberlain Craftsman Master Mechanic & Wayne Dalton) garage door openers with safety sensor option 2 Door Kit - Includes 2 safety sensors (with attached wires ...

A United Airlines Boeing 777 had to descend, slow down, and land early in San Francisco, thanks to the malfunctioning ...

Minor issues—such as broken springs to unresponsive safety sensors— can quickly escalate if left unchecked. Homeowners should contact a professional if they notice: Noisy or jerky garage door ...

Minor issues-such as broken springs to unresponsive safety sensors- can quickly escalate if left unchecked. Homeowners should contact a professional if they notice: Noisy or jerky garage door movement ...