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Diagnostic Chart
Your garage door opener is programmed with self-diagnostic capabilities. The UP and DOWN arrowson the garage door opener flash the diagnosticcodes.
DIAGNOSTIC CODE SYMPTOM SOLUTION
Up Arrow
Flash(es)
Down Arrow
Flash(es)
1 1
The garage door opener will not close and the lightbulbsflash. Safety sensors are notinstalled, connected, or wires may be cut. Inspect sensor wires for a
disconnected or cutwire.
1 2
The garage door opener will not close and the lightbulbsflash. There is a short or reversed wire for the safety sensors. Inspectsafety sensor wire at all staple and
connection points, replace wire or correctas needed.
1 3
The door control will notfunction. The wires for the door control are shorted or the door control is faulty. Inspect door control wires at all
staple and connection points, replace wire or correct as needed.
1 4
The garage door opener will not close and the lightbulbsflash. Safety sensors are misaligned or were momentarily obstructed. Realign both sensors to ensure both
LEDs are steadyand notflickering. Make sure nothing ishanging or mounted on the door that would
interruptthe sensor’s path while closing.
1 5
Door moves6-8" stops or reverses. Manuallyopen and close the door. Checkfor binding or obstructions,such as a broken spring or door
lock, correctas needed. Checkwiring connections attravel module and at the logic board. Replace
travel module if necessary.
No movement, only a single click. Manuallyopen and close the door. Checkfor binding or obstructions,such asa broken spring or door
lock, correctas needed. Replace logic board if necessary.
Opener hums for 1-2 seconds no movement. Manuallyopen and close the door. Check for binding or obstructions, such as a broken spring or door
lock, correctas needed. Replace motor ifnecessary.
1 6
Door coastsafter it hascome to a complete stop. Program travel to coasting position or have door balanced bya trained door systems technician.
2 1-5
No movement, or sound. Replace logic board.
3 2
Unable to setthe travel or retain position. Check travel module for proper assembly, replace if necessary.
Troubleshooting
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