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Adjustment
STEP 3
Test Safety Reverse System
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THE SAFETY REVERSE SYSTEM TEST IS IMPORTANT, THE GARAGE DOOR MUSTREVERSE ON CONTACT
WITH A ON E INCH OBSTACLE PLACED ON THE FLOOR, FAILURE TO PROPERLY ADJ UST TH E OPENER MAY
RESULT IN SERIOUS PERSONAL INJURY FROM A CLOSING GARAGE DOOR, REPEAT TH E TEST AT LEAST
ONCE A YEAR AND MAKE ANY NEEDED ADJUSTMENTS.,
PROCEDURE: Place a tqnch obstacle on the floor under the garage door Operate the door in the DOWN
direction, The door must reverse on the obstruction
If a SECTIONAL door STOPS on the obstruction,
lenghthen door arm (Step 10, Page 16) until the door
reverses in DOWN direction
If a ONE-PIECE door stops on obstruction, door is
not traveling far enough in DOWN direction Increase
the DOWN limit by turning the DOWN limit adjust-
ment screw counter-clockwise t/4 turn REPEATTEST
When the door reverses on the lqnch obstruction,
remove obstruction and run opener through a com-
plete travel cycle Door must not reverse in closed
position If it does, repeat Adjustment Steps 2 and 3
ONE-PIECE DOOR
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SECTIONAL DOOR
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REPEAT ADJUSTMENT STEP 3 AFTER:
1 EACH ADJUSTMENTOF DOOR ARM LENGTH, CLOSE FORCE OR DOWN LIMIT
2, ANY REPAIR OR ADJUSTMENT OF THE GARAGE DOOR (INCLUDING SPRINGS AND HARDWARE)
3, ANY REPAIR OR BUCKLING OFTHE GARAGE FLOOR
4, ANY REPAIR OR ADJUSTMENT OF THE GARAGE DOOR OPENER
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(Optional) STEP 4 Install Infrared Reversing System
The INFRARED REVERSING SENSOR provides an
ADDITIONAL measure of safety against small child-
ren being caught undera garage door It uses an invis-
ible beam which, when broken by an obstruction,
causes a closing door to open or prevents an open
door from closing
After the garage door opener has been completely
installed and adjusted, the INFRARED REVERSING
SENSOR accessory can be installed Instructions are
included with this optional device
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CA UTION: The Infrared Reversing Sensor will not
be in effect when Vacation Light is ON.
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