Overhead Door Door Arm or Bracket Disconnection

Garage door opener carriage moves but door does not move (door arm disconnected) on Overhead Door opener

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Possible Causes

Loose door arm bolts, Broken door bracket, Sheared clevis pin, Incorrect installation

How to Fix / Troubleshooting

Safety first: Ensure the door is fully closed and stable before reconnecting the arm.

  • 1. Inspect door arm connection: Check where the opener arm attaches to the door bracket. Look for missing clevis pins or bolts.
  • 2. Reinstall hardware: Use proper clevis pins and cotter pins or bolts and lock nuts to reconnect the arm to the door bracket.
  • 3. Check door bracket: Ensure the bracket is securely fastened to the top section of the door with appropriate screws.
  • 4. Tighten all arm joints: Tighten the bolts at the curved and straight arm connection.
  • 5. Test operation: Run the opener and observe the door. Adjust travel limits if necessary.
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Repair Difficulty

Easy 2/5

Required Part

Door Arm and Door Bracket Kit
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