INSTALLATION INSTRUCTIONS 281 DOOR CLOSERS WITH OD, ODB, HD, HDB ARMS

SARGENT

ASSA ABLOY

281 NON-SIZED ADJUSTABLE FROM SIZE 2 THRU 5

CAUTION: FAILURE TO INSTALL OR ADJUST PROPERLY MAY RESULT IN INJURY OR DAMAGE.

FOR INSTALLATION ASSISTANCE CALL SARGENT AT 1-800-727-5477 • www.sargentlock.com

SPRING POWER

ADJUSTING SCREW

DOOR WIDTH (INCHES)	APPROXIMATE DOOR WEIGHT (POUNDS)	NUMBER OF TURNS OF SPRING ADJUSTING NUT
24	80	1-5 CCW
30	110
32	115	FACTORY SET
36	130
40	150
42	155	1-5 CW
44	165
46	170	7-12 CW
48	180

WHERE STRONG DRAFTS EXIST, INCREASE SPRING POWER AS NEEDED BY TURNING SPRING ADJUSTMENT SCREW CLOCKWISE. IF NECESSARY, REDUCE SPRING POWER BY TURNING SCREW COUNTERCLOCKWISE.

USE DIMENSION SHOWN ON DATA SHEET A7420 ON PAGE 4 TO LOCATE AND PREPARE FOR MOUNTING SCREWS.

INSERT ROLLER AND END CAPS INTO TRACK

AND ATTACH TRACK TO FRAME.

ASSA ABLOY, the global leader in door opening solutions

FINAL ADJUSTMENT AND REGULATING PROCEDURE

REGULATING DOOR SPEED AND LATCHING SPEED AS NEEDED.

USE HEX SOCKET (1/8" ALLEN) WRENCH AND TURN VALVES CLOCKWISE TO SLOW DOWN OR COUNTER CLOCKWISE TO SPEED UP DOOR

FASTER

SI OWER

REGULATING BACKCHECK

TO REGULATE THE INTENSITY OF BACKCHECK ACTION TURN VALVE CLOCKWISE TO INCREASE OR COUNTER CLOCKWISE TO DECREASE

CAUTION: SET VALVE FOR SLIGHT CUSHIONING EFFECT. IT IS DAMAGING TO THE CLOSER IF THE CHECKING ACTION IS TOO ABRUPT. NEVER USE BACKCHECK AS A DOOR STOP.

ALWAYS USE A DOOR STOP TO STOP THE DOOR

FOR MODELS WITH OPTIONAL DELAYED ACTION FEATURE

"DELAYED ACTION" PROVIDES SLOW DOOR CLOSING THROUGH DELAYED ACTION RANGE.

TURN VALVE CLOCKWISE TO SLOW DOWN OR COUNTER CLOCKWISE TO SPEED UP DOOR MOVEMENT.

OPTIONS

BUMPER ASSISTS BACKCHECK IN CUSHIONING THE OPENING FOR DOOR. IT IS NOT INTENDED TO REPLACE AN AUXILIARY DOOR STOP

TO CHANGE BUMPER STOP LOCATION—REMOVE MOUNTING SCREW AND RELOCATE BUMPER STOP AT DESIRED POSITION.

NOTE: REMOVE STOP PIN TO INCREASE DEGREE OF DOOR OPENING

FOR MODELS HAVING HOLDER ARMS

THE HOLDER DEVICE IS SET FOR 95° DOOR HOLDING POSITION AT THE FACTORY AND THE HOLDER TENSION IS SET AT THE LIGHTEST OF THE

REMOVE MOUNTING SCREW AND MOVE TENSION ADJUSTER TOWARD HOLDER SLIDE BY USING EITHER OF THE TWO HOLE LOCATIONS. THREE POSITIONS OF TENSION ARE POSSIBLE.

SARGENT

ASSA ABLOY, the global leader in door opening solutions

USING MORTISE NUTS WITH SARGENT DOOR CLOSER

SEE INSTRUCTIONS OR DATA SHEET PACKED WITH DOOR CLOSER FOR DIMENSIONS LOCATING THE CLOSER BODY AND FOOT ON DOOR AND FRAME.

MORTISE NUT SHOWN IS DESIGNED FOR AN UNREINFORCED METAL DOOR

FOR TOP JAMB AND CORNER BRACKET APPLICATIONS: THE DOOR CLOSER FOOT WILL BE ATTACHED TO THE DOOR IN A MANNER SIMILAR TO THAT SHOWN FOR MOUNTING THE CLOSER BODY.

FOR DOORS 2 1/4" THICK: MORTISE NUT SHOWN FOR 1 3/4" THICK DOORS WILL BE FURNISHED ALONG WITH APPROPRIATE LENGTH THRU-BOLTS. DOOR CONSTRUCTION MUST PROVIDE A BRI TYPE REINFORCEMENT TO PREVENT THE DOOR RAIL FROM COLLAPSING WHEN THRU-BOLTS ARE TIGHTENED.

SARGENT

ASSA ABLOY

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