SARGENT 268 Series Overhead Concealed - Manual (Page 2)

REGULATING DOOR SPEED AND LATCHING SPEED
USE 1/8" ALLEN WRENCH AND TURN VALVES CLOCKWISE TO SLOW DOWN OR COUNTER CLOCKWISE TO SPEED UP DOOR MOVEMENT. SEE FIGURE 2.
REGULATING BACKCHECK
THE INTENSITY OF BACKCHECK ACTION IS REGULATED BY A BACKCHECK VALVE.
TURN CLOCKWISE TO INCREASE OR COUNTER CLOCKWISE TO DECREASE CHECKING.
INSTALL TOP PLATES USING SECURITY
SCREWS WHEN ALL ADJUSTMENTS
ARE MADE. 8 SCREWS REQUIRED
2
SWITCH ACTUATION POINT ADJUSTMENT
(SEE FIGURE 1)
1. REMOVE TOP PLATES FROM THE CLOSER (IF REQUIRED).
2. TO ACCESS THE ADJUSTMENT SCREW, OPEN THE DOOR
ABOUT 10°.
3. TO ADJUST SWITCH TO RESPOND WHEN DOOR IS NEARER
THE CLOSED POSITION, LOOSEN ADJUSTMENT SCREW
SLIGHTLY AND USING THE HEX KEY AS DRIVE ROTATE
CAM FOR SMALL ANGLE:
—CLOCKWISE FOR RIGHT HAND DOOR
—COUNTER CLOCKWISE FOR LEFT HAND DOOR
TIGHTEN THE ADJUSTMENT SCREW. CLOSE THE DOOR.
IF THE SWITCH DOES NOT RESPOND IN THE DESIRED DOOR
POSITION, REPEAT ADJUSTMENT.
CLOSING SPEED
RANGE
LATCHING
SPEED RANGE
BACKCHECK
RANGE
FIGURE 1
F
G
FINAL ADJUSTMENT AND REGULATING PROCEDURE
H
3/16 HEX
CAUTION: SET VALVE FOR A SLIGHT CUSHIONING EFFECT; IT IS DAMAGING TO CLOSER IF
THE CHECKING ACTION IS TOO ABRUPT. BACKCHECK SHOULD NEVER BE USED IN LIEU OF
A DOOR STOP.
I
J
R
SPRING POWER ADJUSTMENT
FOR EXTERIOR DOORS AND WHERE STRONG DRAFTS EXIST, INCREASE SPRING POWER
AS NEEDED BY TURNING SPRING ADJUSTING SCREW CLOCKWISE.
IF NECESSARY, DECREASE SPRING POWER TO LOWER OPENING FORCE BY ROTATING
SPRING ADJUSTING SCREW COUNTERCLOCKWISE. ONLY OPEN DOOR A FEW INCHES
WHILE ADJUSTING.
1/16 HEX KEY CAM ADJUSTMENT SCREW
FIGURE 2
3/16" SPRING POWER
ADJUSTING SCREW
BACKCHECK
VALVE
CLOSING
SPEED VALVE
LATCHING
SPEED VALVE
Copyright © 2009, Sargent Manufacturing Company, an ASSA ABLOY Group company.
All rights reserved. Reproduction in whole or in part without the express written
permission of Sargent Manufacturing Company is prohibited.
A7326C 06-15-09