Havinga Problem - Craftsman 139.53914 Manual Del Propietário

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 wilt move in the down direction.
• Verify the safety sensors are properly installed,
aligned and free of any obstructions. Refer to
Installation Step 10: Install The Protector
SysterrP.
• Check diagnostic LED for flashes on the motor
unit then refer to the Diagnostic Charton 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 Premium
Control Console.
• Reprogram remotes following the programming
instructions. Refer to Programming.
• If remote wilt still not activate your door, check
diagnostic LED for flashes on motor unit then
refer to Diagnostic Chart on the following page.
Safety Sensor
Bell Wire
Sending Eye Safety Sensor
(Amber Indicator Light)
Receiving Eye Safety Sensor
(Green indicator Light)
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 Adjustment Step 2, Adjust the Force.
4. My door reverses for no apparent reason after
fully closing and touching the floor: 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 Adjustment Step 1, 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 sensor beam has been
obstructed. Refer to Operation section; Using the
Wall Mounted Door Control, Light Feature.
6. My motor unit hums briefly:
• 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 outernut4 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 awayfrom
the arrow.
• Re-Tighten the outer nut until the trolley spring is
approximately 1-1/4" (3.18 cm) in length.
• If the trolley does not move away from the bolt,
repeat the steps above.
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