Manualshelf

Instructions / Assembly

ManualsBrandsChamberlain ManualsDoors & Windows3/4 HP Durable Chain Drive Garage Door Opener with Plus Lifting Power
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30
Adjustments
STEP 1 Program the Travel
Withouta properly installed safetyreversal system,persons(particularlysmall children) could be
SERIOUSLY INJURED or KILLEDbya closing garage door.
l Incorrect adjustment of garage door travel limits will interfere with proper operation of safety
reversal system.
l After ANY adjustments are made, the safetyreversal system MUST be tested.Door MUST
reverse on contact with 1-1/2" (3.8 cm) high object (or 2x4 laid flat) on floor.
While programming,the UP and DOWN buttons can be used to move the door asneeded.
1. Pressand hold the AdjustmentButton until the UP Button begins to flash and/or a beep is
heard.
2. Pressand hold the UP Button until the door is in the desired UP position.
3. Once the door isin the desired UP position press and release the AdjustmentButton.The
garage door opener lights will flash twice and the DOWNButton will begin to flash.
IMPORTANT NOTE: For one-piece door installations refer to page 29.
4. Pressand hold the DOWN button until the door is in the desired DOWNposition.
5. Once the door isin the desired DOWNposition pressand release the AdjustmentButton.The
garage door opener lights will flash twice and the UP Button will begin to flash.
6. Pressand release the UP Button.When the door travelsto the programmed UP position, the
DOWN Button will begin to flash.
7. Pressand release the DOWNButton. The door will travel to the programmed DOWNposition.
Programming is complete.
* If the garage door opener lightsare flashing 5 timesduring the steps for Program the Travel,the
programming hastimed out. If the garage door opener lightsare flashing 10 times during the stepsfor
Program the Travel,the safety reversing sensorsare misaligned or obstructed (refer to page 28).When
the sensorsare aligned and unobstructed, cycle the door through a complete up and down cycle using
the remote control or the UP and DOWNbuttons.Programming is complete. If you are unable to
operate the door up and down, repeat the steps for Programming the Travel.
UP Button
Adjustment Button
DOWN Button
PROGRAMMING BUTTONS
1 2
3
4 5
6 7
To watch a video, go to tinyurl.com/lkwbnhj