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HAVING A PROBLEM?
1. My door will not close and the light bulbs blink on
my motor unit: 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.
Refer to Install The Protector System
®
.
• Check diagnostic LED for fl ashes on the motor unit
then refer to the Diagnostic Chart on the following
page.
2. My remotes will not activate the door:
• Verify your Multi-Function door control is not
blinking. If it is blinking, deactivate the Lock Mode
following the instructions for Using the
Multi-Function Door Control.
• Reprogram remotes following the programming
instructions. Refer to Programming.
• If remote will still not activate your door, check
diagnostic LED for fl ashes on motor unit then refer
to Diagnostic Chart on the following page.
3. My door reverses for no apparent reason: Repeat
safety reverse test after adjustments to force or travel
limits. The need for occasional adjustment for the
force and limit settings is normal. Weather conditions
in particular can affect door travel.
• Manually check door for balance or any binding
problems.
• Refer to Adjust the Forces.
4. My door reverses for no apparent reason after fully
closing and touching the fl oor: Repeat safety reverse
test after adjustments to force or travel limits. The
need for occasional adjustment for the force and limit
settings is normal. Weather conditions in particular
can affect door travel.
• Refer to Adjust the UP and DOWN Travel Limits.
Decrease down travel by turning DOWN limit
adjustment screw clockwise.
5. My lights will not turn off when door is open:
• The garage door opener is equipped with a
security light feature. This feature activates the
light on when the safety reversing sensor beam
has been obstructed. Refer to Using the Wall
Mounted Door Control, Light Feature.
6. My motor unit hums briefl y:
• First verify that the trolley is against the stop bolt.
• Release the door from the opener by pulling the
Emergency Release Rope.
• Manually bring the door to a closed position.
• Loosen the chain by adjusting the outer nut 4 to 5
turns. This relieves the tension.
• Run the motor unit from the remote control or
door control. The trolley should travel towards
the door and stop. If the trolley re-engages with
the door, pull the Emergency Release Rope to
disengage.
• Decrease the up travel by turning the UP Travel
adjustment screw 2 full turns away from the
arrow.
• If the trolley does not move away from the bolt,
repeat the steps above.
7. My motor unit clicks:
• Motor is overheated. Allow 15 minutes for motor
to cool and try again.
Safety Reversing Sensor
Sending Eye
Safety Reversing Sensor
(Amber Indicator Light)
Receiving Eye
Safety Reversing Sensor
(Green Indicator Light)
“Learn”
Button
LED or
Diagnostic
LED
Bell Wire