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Diagnostic Chart
Your garage door opener is programmed with self-diagnostic capabilities.The UP and DOWN arrows on the garage door opener flash the diagnostic codes.
DIAGNOSTIC CODE
SYMPTOM SOLUTION
Up Arrow
Flash(es)
Down Arrow
Flash(es)
1 1 The garage door opener will notclose and the light
bulbs flash.
Safety sensorsare 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 light
bulbs flash.
There isa short or reversed wire for the safetysensors. Inspectsafetysensor wire at all staple and
connection points,replace wire or correctas needed
1 3 The door control will not function. The wires for the door control are shorted or the door control is faulty. Inspect safetysensor wire at all
staple points and connection points and replace wire or correctasneeded.
1 4 The garage door opener will not close and the light
bulbs flash.
Safety sensorsare misaligned or were momentarilyobstructed. Realign both sensors to ensure both
LEDs are steady and not flickering. Make sure nothing is hanging or mounted on the door thatwould
interruptthe sensor’s path while closing.
1 5 Door moves 6-8" stopsor reverses. Manuallyopen and close the door. Checkfor binding or obstructions, such as a broken spring or door
lock, correctas needed. Checkwiring connectionsat travel module and at the logic board. Replace
travel module if necessary.
No movement,only a single click. Manuallyopen and close the door.Check for binding or obstructions,such as a broken spring or door
lock, correctas needed. Replace logic board ifnecessary.
Opener hums for 1-2 seconds no movement. Manuallyopen and close the door. Checkfor binding or obstructions, such as a broken spring or door
lock, correctas needed. Replace motor if necessary.
1 6 Door coastsafter it has come to a complete stop. Program travel to coasting position or have door balanced by a trained door systems technician.
2 1-5 No movement,or sound. Replace logicboard.
3 2 Unable to set the travel or retain position. Check travel module for proper assembly, replace if necessary.
3 3 The battery statusLED is constantly flashing green. Battery backup charging circuit error,replace the logicboard.
Troubleshooting
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