35
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
UP
ARROW
DOWN
ARROW
SYMPTOM CAUSE RESOLUTION
1-1 1 FLASH 1 FLASH
The garage door opener will not close
and the light(s) will flash
Safety sensors are not
installed, connected, or
wires may be cut
Inspectsensor wires for a disconnected or cut wire(s). If the sending sensor with the
amber LED is NOTlit,check the wire and connections for that sensor. Ifsending
sensor LED is lit, checkthe wire connectionsleading to the receiving sensor (green
LED). Reattach wire or replace wire (22 gauge wire) asneeded. If pre-wired home,
check the splices.See page
18
for installation. Close the garage door using the
remote control or the door control.
1-2 1 FLASH 2 FLASHES
The garage door opener will not close
and the light(s) will flash
Safety sensor wire
shorted or reversed
Inspectsensor wire for incorrectwiring or a pinched wire. Ifthe sending sensor
(amber LED) is not lit,check the wire leading to and from that sensor.Check staple
points.If sending sensor LED is lit, checkthe wire leading to the receiving sensor
(green LED). Reattach wire or replace wire (22 gauge wire) asneeded. If pre-wired
home, checkthe splices.See page 18 for installation. Close the garage door using
the remote control or the door control.
1-3 1 FLASH 3 FLASHES
Wall-mounted door control will not
function
The wires for the door
control are shorted or
the door control is faulty
Inspectdoor control wires for a short (staple in wire), replace wire (22 gauge wire) as
needed. After installing newdoor control wires, ifdoor control still doesnotoperate
garage door opener,replace the door control.
1-4 1 FLASH 4 FLASHES
The garage door opener will not close
the door and the light(s) flash
Misaligned or
obstructed safety
sensors
Realign the receiving sensor (green LED) by ensuring the LED is steady and not
flickering. A flicker of the safety sensor LEDindicates a misalignment.Make sure
nothing is hanging or mounted on the door interrupting the sensor’s path while
closing. Close the garage door using the remote control or the door control.
1-5 1 FLASH 5 FLASHES
The garage door opener clicks but no
movement
Bad logicboard
Replace the logic board.
The opener runs approximately 6-8"
and stops and/or reverses
Communication error to
travel module
Disconnect all power, remove cover, and locate the travel module. Ensure the wires
for travel module are connected,if wires are connected, then replace the travel
module.
Troubleshooting
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