LiftMaster 8587WL Owners Manual - English French Spanish - Page 25

Adjustments

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Adjustments Introduction Without a properly installed safety reversal system, persons (particularly small children) could be SERIOUSLY INJURED or KILLED by a closing garage door. • Incorrect adjustment of garage door travel limits will interfere with proper operation of safety reversal system. • After ANY adjustments are made, the safety reversal system MUST be tested. Door MUST reverse on contact with 1-1/2" (3.8 cm) high object (or 2x4 laid flat) on floor. To prevent damage to vehicles, be sure fully open door provides adequate clearance. PROGRAMMING BUTTONS The programming buttons are located on the side panel of the garage door opener and are used to program the travel. While programming, the UP and DOWN buttons can be used to move the door as needed. PROGRAMMING BUTTONS UP Button Adjustment Button DOWN Button Your garage door opener is designed with electronic controls to make setup and adjustments easy. While programming the travel, the UP and DOWN buttons can be used to move the door as needed. During the Automatic Force Setup, the door will automatically open and close. NOTE: If anything interferes with the door's upward travel it will stop. If anything interferes with the door's downward travel, it will reverse. UP (Open) DOWN (Close) 25

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25
Adjustments
Introduction
Without a properly installed safety reversal system, persons (particularly small children) could be
SERIOUSLY INJURED or KILLED by a closing garage door.
•
Incorrect adjustment of garage door travel limits will interfere with proper operation of
safety reversal system.
•
After ANY adjustments are made, the safety reversal system MUST be tested. Door
MUST reverse on contact with 1-1/2" (3.8 cm) high object (or 2x4 laid flat) on floor.
To prevent damage to vehicles, be sure fully open door provides adequate clearance.
Your garage door opener is designed with electronic controls to make setup and adjustments easy.
While programming the travel, the UP and DOWN buttons can be used to move the door as needed.
During the Automatic Force Setup, the door will automatically open and close.
NOTE:
If anything interferes with the door’s upward travel it will stop. If anything interferes with the
door’s downward travel, it will reverse.
UP (Open)
DOWN (Close)
PROGRAMMING BUTTONS
The programming buttons are located on the side panel of the garage door opener and are used to
program the travel. While programming, the UP and DOWN buttons can be used to move the door as
needed.
UP Button
Adjustment
Button
DOWN Button
PROGRAMMING BUTTONS