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Troubleshooting hub

Garage Door Troubleshooting Guide

Start with the symptom. A garage door problem is easier to narrow down when you separate electrical/control problems from mechanical movement problems.

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Door will not open

Check power and controls, then look for a broken spring, unusual weight, crooked movement, or a jam. Troubleshoot a door that will not open →

Door will not close

Check the doorway and photo-eye sensors before looking deeper into opener settings or mechanical resistance. Troubleshoot a door that will not close →

Door is crooked or off track

Stop operating the opener. Look for displaced rollers, bent track, and loose cables from a safe distance. Off-track door guidance →

Opener problem

Separate remote, wall-control, sensor, power, and mechanical door symptoms. Garage door opener repair →

Need garage door service?Call (720) 698-9749 to describe the problem and check availability.
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