User's Manual

34
Operation
Having a Problem?
Bell Wire
Sending Eye
Safety Reversing Sensor
(Amber Indicator Light)
Receiving Eye
Safety Reversing Sensor
(Green Indicator Light)
Safety Reversing
Sensor
“Learn”
Button
LED or
Diagnostic
LED
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.
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Verify the safety reversing sensors are properly installed, aligned and free of any obstructions.
Refer to Installation Step 13: Install The Protector System®.
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Check diagnostic LEDfor flasheson the motor unitthen refer to the Diagnostic Chart on the
following page.
2. My remotes will not activate the door:
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Verify your Multi-Function Door Control is notblinking. If it is blinking, deactivate the Lock Mode
following the instructionsfor Using the Multi-Function Door Control.
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Reprogram remotes following the programming instructions. Refer to Programming.
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If remote will still notactivate your door,check diagnostic LED for flashes on motor unitthen
refer to Diagnostic Chart on the following page.
3. My door reverses for no apparent reason: Repeatsafetyreverse test after adjustmentsto
force or travel limits. The need for occasional adjustmentfor the force and limitsettings is
normal. Weather conditionsin particular can affectdoor travel.
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Manuallycheckdoor for balance or any binding problems.
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Refer to Adjustment Step 2, Adjust the force.
4. My door reverses for no apparent reason after fully closing and touching the floor: Repeat
safetyreverse test after adjustments to force or travel limits. The need for occasional
adjustmentfor the force and limitsettings is normal.Weather conditionsin particular can affect
door travel.
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Refer to Adjustment Step 1, Adjust the UP and DOWN Travel Limits. Decrease down travel by
turning down limitadjustmentscrew clockwise.
5. My lights will not turn off when door is open:
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The garage door opener is equipped with a security lightfeature. This feature activatesthe
lighton when the safetyreversing sensor beam has been obstructed.Refer to Operation
section; Using the Wall-Mounted Door Control, Light Feature.
6. My motor unit hums briefly:
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Firstverifythat the trolleyis againstthe stop bolt.
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Release the door from the opener by pulling the Emergency Release Rope.
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Manuallybring the door to a closed position.
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Loosen the chain by adjusting the outer nut 4 to 5 turns.This relieves the tension.
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Run the motor unitfrom the remote control or door control. The trolleyshould travel towards
the door and stop.Ifthe trolley re-engages with the door,pull the Emergency Release Rope to
disengage.
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Decrease the UP travel byturning the UP Travel adjustment screw2 full turns away from the
arrow.
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Re-tighten the outer nut so the chain is a 1/4" (6 mm) above the base of the rail.(When the
door is reconnected and closed,the chain will sag. This is normal.)
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If the trolley does not move away from the bolt, repeat the stepsabove.