Installation Instructions
39
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 not close and the light bulbs flash. Safety reversing sensors are not installed, connected,or wiresmaybe cut.Inspectsensor wires for a
disconnected or cutwire.
1 2
The garage door opener will not close and the light bulbs flash. There is a short or reversed wire for the safety reversing sensors. Inspect safetysensor wire at all staple
and connection points, replace wire or correct asneeded.
1 3
The door control will notfunction. The wiresfor the door control are shorted or the door control isfaulty.Inspect door control wires atall
staple and connection points,replace wire or correct asneeded.
1 4
The garage door opener will not close and the light bulbs flash. Safety reversing sensors are 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 interrupt the sensor’s path while closing.
1 5
Door moves 6-8" (15-20 cm) stops or reverses. Manuallyopen and close the door. Checkfor binding or obstructions,such as a broken spring or door
lock, correctas needed.Checkwiring connectionsattravel module and at the logic board.Replace
travel module ifnecessary.
No movement, only a single click. Manually open and close the door. Checkfor binding or obstructions,such asa broken spring or door
lock, correctas needed.Replace logicboard 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 ithascome to a complete stop. Program travel to coasting position or have door balanced by a trained door systemstechnician.
2 1-5
No movement, or sound. Replace logic board.
3 2
Unable to set the travel or retain position. Check travel module for proper assembly, replace ifnecessary.
Troubleshooting