Linear Safety Circuit Override Condition

Door will not close from remote or keypad but will close when holding the wall button down.

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Possible Causes

Photo eyes misaligned or blocked, One sensor LED off, Sensor wiring reversed or open, Faulty photo eye

How to Fix / Troubleshooting

Safety first: Do not continue to use the hold-to-close override as a permanent solution; restore full safety function.

  • 1. Inspect sensors: Confirm both Linear photo eyes are facing each other at the same height and that both LEDs are solid.
  • 2. Clear obstructions: Remove any items near the floor that could break the beam, including tools, trash cans, or stored items.
  • 3. Check wiring polarity: Ensure the wires from each sensor are connected to the correct terminals at the opener. Some models are polarity-sensitive.
  • 4. Replace defective sensor: If one LED will not light despite correct wiring, replace that photo eye with a matching Linear sensor.
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Repair Difficulty

Easy 2/5

Required Part

Photo Eye Safety Sensors
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