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Bell Wire
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Installed
J
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Safety Reversing
I
:
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Your garage door opener is programmed
with
self-diagnostic
capabifities. The "Learn" button/diagnostic
LED
V
will flash a number of times then pause signifying it has found
a potential issue. Consult Diagnostic Chart below.
Diagnostic
Chart
""• Symptom:
One or both of the Indicator
lights on the safety sensors
do
not glow steady.
Safety reversing sensors
• inspect sensor wires for a short (staple in wire), correct wiring polarity (black/
wire open (broken or
white wires reversed), broken or disconnected wires, replace/attach
disconnected),
as needed.
OR
• Disconnect all wires from back of motor unit.
• Remove sensors from brackets and shorten sensor wires to 1-2 ft. (30-60 cm)
from back each of sensor.
Safety reversing
sensors
• Reattach sending eye to motor unit using shortened wires. If sending eye
wire shorted
or black/
indicator light glows steadily, attach the receiving eye.
white wire reversed.
• Align sensors, if the indicator lights glow replace the wires for the sensors. If
the sensor indicator lights do not light, replace the safety sensors.
.................. }" 0 Symptom: LED is not fit on door control.
I
• inspect door control/wires for a short (staple in wire), replace as needed.
Door control
or
• Disconnect wires at door control, touch wires together. If motor unit activates,
wire shorted,
replace door control.
• If motor unit does not activate, disconnect door control wires from motor unit.
Momentarily short across red and white terminals with jumper wire. If motor
unit activates, replace door control wires.
)....................
• Symptom:
Sending
indicator
light glows steadily,
receiving
indicator
light
is dim or flashing.
Safety reversing
sensors
• Realign receiving eye sensor, clean lens and secure brackets.
slightly
misaligned
• Verify door track is firmly secured to wall and does not move.
(dim or flashing
LED).
.................. I'"0 Symptom:
Motor has overheated;
the motor unit does not operate or trolley
I
is stuck on stop bolt = Motor unit hums briefly;
RPM Sensor =
Motor overheated
or
possible RPM sensor
failure.
Unplug to reset.
Motor circuit failure.
................
Replace receiver logic
board.
Short travel 6-8" (15-20 cm).
• Unplug unit to reset. Try to operate motor unit, check diagnostic code.
• If it is still flashing 5 times and motor unit moves 6-8" (15-20 cm), replace
RPM sensor.
• If motor unit doesn't operate, motor unit is overheated. Wait 30 minutes and
retry. If motor unit still will not operate replace logic board.
" • Symptom:
Motor unit does not operate.
• Replace logic board because motor rarely fails.
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