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CLASS 2
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FORCE
PUSH
BUTTON
SAFETY
BEAM
LIMIT
SET
OPEN
FORCE
CLOSE
FORCE
RADIO
SIGNAL
LEARN
CODE
COM
DO NOT
PUSH
LIMIT SET
UNLESS
DOOR IS
ATTACHED
NOTE:
USE ONLY WITH
SERIES II CONTROLS
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OPEN
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CLOSE OPEN
LIMIT ADJUSTMENT
U.S. Patent No. 5,243,784
5,221,869
WARNING
CONTACT REVERSE
Fine adjustments for limit switches (see Section 8)
MUST BE completed before starting CONTACT
REVERSE.
• Open door, use wall control.
• Place a 2 by 4 board laid flat in center of doorway.
• Close door.
• Door MUST stop and reverse to open position. If it
does not, repeat fine adjustments for down limit
switch and “CLOSE FORCE” adjustment until the
door will reverse to the open position.
NOTE: Set minimum force required to make door close.
If door does not reverse, decrease “CLOSE FORCE”
until door reverses.
During the following steps, the motor protector may
open. Wait about 20 minutes for protector to reset.
NOTE:
Use wall control to run door to the fully
CLOSED position before starting “OPEN FORCE”
adjustment.
1. Adjust the “OPEN” Force (Fig. 7-1).
• Locate screw on back of power head marked
“OPEN FORCE.”
• Gently turn screw counterclockwise until it stops.
NOTE: Little effort is required to turn adjusting screw.
• Operate door using wall control.
• If door does not completely open, turn “OPEN
FORCE” screw clockwise slightly.
• Activate door using wall control.
• Repeat force adjustment until door will
completely open.
NOTE: Set minimum force required to make door open.
• Close door, use wall control.
2. Adjust the “CLOSE FORCE” (Fig. 7-1).
Use wall
control to run door to the fully OPEN position
before starting “CLOSE FORCE” adjustment.
• Locate screw on back of power head marked
“CLOSE FORCE.”
• Gently turn screw counterclockwise until it stops.
NOTE: Little effort is required to turn adjusting screw.
• Operate door using wall control.
• If door does not completely close, turn “CLOSE
FORCE” screw clockwise slightly.
• Operate door using wall control.
• Repeat force adjustment until door will
completely close.
NOTE: Set the minimum force required to make the
door close. Smaller the number the smaller the
force.
3. (Fig. 7-2)
Adjust your door operator so that minimum
force is needed to operate door.
Position ladder to the side of the power head so
that it is clear of all moving parts of the power
head, rail assembly and door.
Fig. 7-2
1 1/2” Object
(or a 2 x 4
laid flat)
CONTACT REVERSE
Fig. 7-1
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LIMIT ADJUSTMENT
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CODE
PRO MAX
STEALTH
7
...
FORCE ADJUSTMENT
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