Chamberlain 349544 Garage Door Opener User Manual


 
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Withouta properlyinstalled safety reversal
system,persons(particularlysmall children)
could be SERIOUSLY INJURED or KLLED by a
closing garage door.
Incorrectadjustmentof garage door travel
limitswill interfere with proper operation of
safetyreversal system.
After ANY adjustmentsare made,the safety
reversal systemMUSTbe tested.Door
MUST reverse on contactwith 1-1/2" (3.8
cm) high object(or 2x4 laid flat) on floor.
To preventdamage to vehicles,be sure fully
open door providesadequate clearance.
To watch ashortinstructional video on howto
program the travel on your new garage door
opener use your smartphone to read the QRCode
below:
INTRODUCTION
Your garage door opener is designed with
electroniccontrolsto make setup and
adjustmentseasy.The adjustmentsallow you to
program where the door will stop in the open
(UP) and close (DOWN)position. The
electroniccontrolssense the amountof force
required to open and close the door. The force
isadjusted automaticallywhen you program
the travel.
NOTE: Ifanything interfereswith the door’s
upward travel itwill stop.Ifanything interferes
with the door’sdownward travel, it will reverse.
UP (Open)
DOWN (Close)
ONE-PIECE DOORS ONLY
When setting the UP travel for a one-piece
door ensure thatthe door does notslant
backwards when fullyopen (UP). If the door is
slanted backwardsthiswill cause unnecessary
bucking and/or jerking when the door is
opening or closing.
CORRECT
INCORRECT
PROGRAMMING BUTTONS
The programming buttons are located on the
leftside panel ofthe garage door opener and
are used to programthe travel.
UP Button
Adjustment
Button
DOWN Button
PROGRAMMING BUTTONS
Adjustments