Travel Limit Adjustment - Guardian 415-3T Manual Del Propietário

Travel Limit Adjustment

To prevent SERIOUS INJURY or DEATH from improper Force Adjustment:
- Improper adjustment of travel limits will cause operation of safety reversal mechanism.
- If Travel limit adjustment is made, Force Adjustment may also needed.
- After ANY adjustments, Safety Reversal Test MUST be performed to ensure the door reverses on
contact with a 1-1/2 inch (3.8 cm) high object (2x4 laid flat).
Minimum 2" (5cm) clearance
Trolley
Setting OPEN (Up) Travel Limit
Setting CLOSE (Down) Travel Limit
If the door reverses unintentionally
during closing, check below symptoms:
1. The Photo Eye System may be improperly
connected, misaligned or obstructed The courtesy
light will flash continuously for 30 seconds. Refer to
Troubleshooting on page 24.
2. Binding door — Disconnect the door from the
Opener by using the Emergency Release Handle.
Open and close the door manually and check the
following steps.
2.1 If the door is balanced, refer to "Force
Adjustment" to adjust Close force.
2.2 If the door is unbalanced, binding or jammed,
call a trained service person to adjust the door.
17 www.adhguardianusa.com
Stop Bolt
TRAVEL LIMIT
TRAVEL LIMIT
OPEN
OPEN
+
+
TRAVEL LIMIT
OPEN CLOSE
_
+
TRAVEL LIMIT
TRAVEL LIMIT
OPEN CLOSE
TRAVEL LIMIT
OPEN
_
OPEN CLOSE
+
_
_
+
+
Open
_
+
TRAVEL LIMIT
OPEN CLOSE
_
+
TRAVEL LIMIT
_
+
OPEN CLOSE
TRAVEL LIMIT
Close +
OPEN CLOSE
_
_
+
_
+
WARNING
About Travel Limits
Limit Adjustments regulate the position at which the door will stop
when opening and closing.
CLOSE
BEFORE making any adjustments, operate the door by using
CLOSE
_
_
the Push Button or Remote Control. Run the Opener through a
complete cycle.
_
+
If the door opens and closes completely without unintended
+
+
reversing upon closing — NO adjustment is necessary.
If the door does not open or close at desired positions, proceed with
the instructions below to adjust the travel limits.
Adjusting Travel Limits
CLOSE
Open and Close Limits can be increased (+) or decreased (-) by
_
+
turning the corresponding screws on the Opener. Use a "flat
head" screwdriver to make adjustments. One full turn of the
_
+
screw is about 2" (5cm) of actual travel.
NOTE: The Opener motor includes an automatic thermal
protection system which will shut down the motor in an overheat
situation. The thermal protector will reset itself once the motor
cools down. Opening and closing the Opener multiple times (in
a short period of time) may cause the motor to overheat and
shut down. If this happens, wait about 15 minutes for the motor
to cool and retry operation.
Setting OPEN (UP) Travel Limit
1. CLOSE the garage door by using either the Remote
Control or Push Button.
_
2. Adjust the OPEN Limit Screw.
3. OPEN garage door and check for proper adjustment.
+
4. Repeat steps 1-3 until the door opens to the desired position.
When the door is in the open position, make sure there is enough
clearance for your vehicle(s), and there is a minimum 2" (5cm) gap
between Trolley and Stop Bolt.
5. Perform Safety Reverse Test on page 19. If the door does not open
past 5 feet (1.5m), follow Force Adjustment on page 18 to adjust
the Open Force.
Setting CLOSE (DOWN) Travel Limit
1. OPEN the garage door by using either the Remote Control
or Push Button.
2. Adjust the CLOSE Limit Screw.
3. CLOSE the garage door and check for proper adjustment.
4. Repeat steps 1-3 until door closes to the desired position.
5. Perform Safety Reverse Test on page 19.