Garage Door Repair Services › Garage Door Sensor Replacement
Garage Door Sensor Replacement in Kansas City, KS
Photo-eye sensors are the two small units mounted near the floor on each side of the door opening. When one fails, the opener either refuses to close or reverses immediately after you press the button. Replacing them means swapping out the failed unit, re-running or reattaching the wiring, and realigning the beam before testing. A sensor that looks fine can still be internally failed — we test before we assume alignment is the only problem.
Kansas City Garage Door Fix provides garage door sensor replacement for homeowners across Kansas City, KS. Call for a free inspection and a written quote before any work begins.
When to Call
When You Need Garage Door Sensor Replacement
- Your door closes fine with the wall button held down but reverses on its own otherwise
- One sensor light is out and the door will not close at all
- A lawn mower clipped the sensor bracket and the unit cracked at the base
- Your wiring was chewed by an animal and the sensor lost power entirely
How It Works
Our Process for Garage Door Sensor Replacement
- 1
Symptom Confirmation
We run the opener through its close cycle and watch how it fails to distinguish between a sensor problem and a logic board fault.
- 2
Sensor and Wiring Test
We check voltage at the sensor terminals and inspect the wire run for breaks, staple damage, or corrosion at the connection points.
- 3
Replacement and Mounting
We install the new sensor on the bracket, route wire cleanly along the door frame, and secure it away from foot traffic.
- 4
Beam Alignment and Safety Test
We align sending and receiving units until both indicator lights are solid, then test auto-reverse with an object on the floor.
Kansas City Context
Why this matters in Kansas City
Garage floods are not rare in Kansas City after heavy spring rains. Standing water corrodes sensor wiring at floor level faster than most homeowners expect, making sensor replacement a common call for us every spring.
Straight Talk
About pricing & scope
Most sensor replacements are straightforward. Cost increases if the wire run needs to be fully replaced due to pest damage or if the bracket mount on the door frame is rusted through and needs a new anchor.
What This Fixes
Problems We See in Kansas City
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