Owner's Manual
www.adhguardianusa.com
Travel Limit Adjustment DOWN
WARNING
CAUTION: WHILE SETTING THE DOWN LIMIT, CAREFULLY WATCH DOOR TRAVEL DISTANCE. RELEASE BUTTON WHEN THE
DOOR MAKES CONTACT WITH THE GROUND!
Setting DOWN Limit
1. Press “LIMIT” button twice to enter DOWN-limit setting. “DOWN” indicator (red) will turn on.
*NOTE: Once you have pressed and released the “LIMIT” button, it will stay for 20 seconds for you to press the “DOWN”
button and begin programming. If the “DOWN” light goes out before you are nished you need to start over.
2. Press & hold the “DOWN” button, the door travels down. You may use both “UP” or “DOWN” buttons to toggle the door
to the desired DOWN limit position.
3. Once the door is at the desired DOWN limit position, press “LIMIT” button once, “OK” indicator (orange) ashes and
goes o. DOWN limit is set.
Both “UP” and “DOWN” (green and red) indicators are now on, indicating that both UP and DOWN limits are set, and the
opener is ready for Auto Force Adjustment.
To prevent SERIOUS INJURY or DEATH from improper Force Adjustment:
- DO NOT adjust force to compensate binding or sticking of the garage door. Call a qualied garage
door service person to make necessary adjustments in case of binding.
- DO NOT increase force beyond minimum force required for closing the door. Too much force will
cause improper operation of safety reversal mechanism.
- After ANY adjustments, Safety Reverse Test MUST be performed to ensure the door reverses on
contact with a 1.5” high object (2x4 laid at).