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Adjustment Step 3
Test The Protector System
The door will not move more than an inch, and the
opener light will flash for 5 seconds.
Professional service is required if the opener closes the
door when the safety reversing sensor is obstructed.
The garage door opener will not close from a remote if
the indicator light in either sensor is off (alerting you
to the fact that the sensor is misaligned or obstructed).
Adjustment Step 4
Test the Safety Reverse System
reverse on striking the obstruction.
Adjustment
stops
On a sectional door, make sure limit adjustments do
not force the door arm beyond a straight up and down
position. See the illustration on page 22.
If the door will not reverse after repeated adjustment
attempts, call for professional garage door service.
Important Safety Check
Repeat Adjustment Steps 1-4 after:
®
holding
Test
The door must
WARNING
Without a properly working safety reversing sensor,
persons (particularly children) could be seriously injured
or killed if trapped by a closing garage door. Repeat this
test once a month.
CAUTION
WARNING
Failure to test and adjust the safety reverse system may
result in serious injury or death to persons trapped by a
closing garage door. Repeat this test once a month and
adjust as needed.
CAUTION
W
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