Troubleshooting - Craftsman CMXEOCG232 Manuel Du Propriétaire

TROUBLESHOOTING

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.
UP ARROW DOWN ARROW
FLASH(ES) FLASH(ES)
1 1
1 2
1 3
1 4
1 5
1 6
2 1-5
3 2
4 1-4
4 5
4 6
These are additional troubleshooting issues that will not show up in the diagnostic codes:
My garage garage door opener stops, reverses, beeps and flashes its lights:
• Garage door opener has been activated through a device or feature such as Timer-to-
Close or garage door monitor.
• Check for binding or obstructions anywhere along the track to garage floor.
My remote control will not activate the garage door:
• Verify the lock feature is not activated on the door control.
• Reprogram the remote control.
• If the remote control will still not activate the door check the diagnostic codes to ensure
the garage door opener is working properly.
SYMPTOM
The garage door opener will not close
and the light bulbs flash.
The garage door opener will not close
and the light bulbs flash.
The door control will not function.
The garage door opener will not close
and the light bulbs flash.
Door moves 6-8" (15-20 cm) stops or
reverses.
No movement, only a single click.
Opener hums for 1-2 seconds no
movement.
Door coasts after it has come to a
complete stop.
No movement, or sound.
Unable to set the travel or retain
position.
Door is moving, stops or reverses.
Opener beeps and lights flash.
Opener runs approximately 6-8" (15-
20 cm), stops and reverses.
The garage door opener will not close
and the light bulbs flash.
Safety reversing sensors are not installed, connected, or wires may be cut. Inspect sensor wires for a disconnected or cut
wire.
There is a short or reversed wire for the safety reversing sensors. Inspect safety sensor wire at all staple and connection
points, replace wire or correct as needed.
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.
Safety reversing sensors are misaligned or were momentarily obstructed. Realign both sensors to ensure both LEDs are
steady and not flickering. Make sure nothing is hanging or mounted on the door that would interrupt the sensor's path
while closing.
Manually open and close the door. Check for binding or obstructions, such as a broken spring or door lock, correct as
needed. Check wiring connections at travel module and at the logic board. Replace travel module if necessary.
Manually open and close the door. Check for binding or obstructions, such as a broken spring or door lock, correct as
needed. Replace logic board if necessary.
Manually open and close the door. Check for binding or obstructions, such as a broken spring or door lock, correct as
needed. Replace motor if necessary.
Program travel to coasting position or have door balanced by a trained door systems technician.
Replace logic board.
Check travel module for proper assembly, replace if necessary.
Manually open and close the door. Check for binding or obstructions, such as a broken spring or door lock, correct as
needed. If the door is binding or sticking, contact a trained door systems technician. If door is not binding or sticking
attempt to reprogram travel (refer to page 29).
Communication error to travel module. Check travel module connections, replace travel module if necessary.
Safety reversing sensors are misaligned or were momentarily obstructed. Realign both sensors to ensure both LEDs are
steady and not flickering. Make sure nothing is hanging or mounted on the door that would interrupt the sensor's path
while closing.
My door will not close and the light bulbs blink on my opener:
The safety reversing sensor must be connected and aligned correctly before the garage door
opener will move in the down direction.
• Check for binding or obstructions anywhere along the track to garage floor.
• The safety reversing sensor must be connected and aligned correctly before the garage
door opener will move in the down direction.
• Verify the safety reversing sensors are properly installed, aligned and free of any
obstructions.
My garage door opener light(s) will not turn off when the door is open:
The garage door opener is equipped with a feature that turns the light on when the safety
reversing sensors have been obstructed.
My neighbor's remote control opens my garage door:
Erase the memory from your garage door opener and reprogram the remote control(s).
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SOLUTION