Havinga Problem - Craftsman 139.53993D 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 will move in the down direction.
• Verify the safety sensors are properly installed,
aligned and free of any obstructions. Refer to
Installation Step 4: Install The Protector SysterrF.
• Check diagnostic LED for flashes on the motor unit
then refer to the Diagnostic Chart on the following
page.
2. My remotes will not activate the door:
• Verify your Premium 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 will still not activate your door, check
diagnostic LED for flashes 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 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.
Bell Wire
Safety Reversing Sensor
Sending Eye Safety Reversing
Sensor (Amber Indicator Light)
Receiving Eye Safety Reversing
Sensor (Green Indicator Light)
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