Dorma 8900 PT User manual
PAGE
INS NO. Rev.
08279731 09/09
1 of 3
C
1
2
3
4
(1) (WOOD AND METAL)
QTY
(2)
(2)
Insert slide shoe, rubber stop and end blocks
into track and attach track to frame.
RUBBER STOP
SLIDE SHOE
END BLOCK
NOTE: OUTER TWO SCREWS PASS THROUGH END
(METAL)
(WOOD)
QTY
QTY
L HINGE
C
BLOCKS.
END BLOCK
Assemble track and attach to frame.
(PT UNITS ONLY)
(PTH UNITS ONLY)
QTY
(1) ARM TO SLIDE SHOE
stop, hold open mechanism, and end blocks into
and tighten securely. Insert slide shoe, rubber
Attach arm to slide shoe using screw supplied
track and attach track to frame.
IMPORTANT :
END BLOCK
L HINGE
C
RUBBER STOP
END BLOCK
SLIDE SHOE
L HINGE
C
NOTE: HOLD OPEN MECHANISM AND SLIDE SHOE MUST
BE INSTALLED WITH ARROWS POINTING AWAY
FROM THE DOOR HINGES. (ARROWS ARE
STAMPED ON SLIDE SHOE & HOLD OPEN
MECHANISM)
HOLD OPEN MECHANISM
M6 HEX KEY
according to appropriate template.
Determine hand of door. Prepare door and frame
(REFERENCE UNIT CARTON FOR ACCESSORIES AND
OPTIONS SUPPLIED)
LISTINGS.
IDENTIFIED IN THE INDIVIDUAL DOOR MANUFACTURER'S
DOORS, UNLESS AN ALTERNATIVE METHOD IS
WOOD OR PLASTIC FACED COMPOSITE TYPE FIRE
OF COMPONENTS TO UNREINFORCED DOORS AND TO
CAUTION: SEX NUTS ARE REQUIRED FOR ATTACHMENT
REVERSE BEVEL
RIGHT HAND DOOR
LEFT HAND DOOR
REVERSE BEVEL
RIGHT HAND LEFT HAND
WOOD DOORS
SN1 (Sex Nuts)
METAL DOORS or
QTY
(4)
(4)
QTY
as shown. Arrow on plate to point toward arm
BP89 Plate applications only. Attach plate to door
attachment.
(RH DOOR)
(LH DOOR)
adjustment facing hinges.
Attach closer to door or plate with spring
(LEFT HAND DOOR)
HINGESC
L
PLATE
METAL DOORS or SN1 (Sex Nuts)
WOOD DOORS
(RIGHT HAND DOOR)
QTY
(4)
(4)
QTY
QTY
(4)
HINGES
L
AND ACCESSORY PLATE BP89
8900 PT, PTH
PUSH SIDE TRACK MOUNT (TRACK ON FRAME)
INSPK NO. 08279730 Rev.09/09
www.dorma-usa.com 1-800-523-8483
Install main arm
Place wrench on bottom
pinion.
Rotate pinion 45° TOWARD HINGE edge of door.
45°
pinion screw.
With main arm parallel to door, place main
arm onto top pinion. Fasten securely with
6
5
Adjust according to chart.
ADJUSTER
FULL TURNS
OF SPRING
0
+8
+16
FULL TURNS
OF SPRING
ADJUSTING NUT
ADJUST SPRING TENSION ACCORDING TO THE FOLLOWING CHART.
8916
8956
CLOSER
ULC LABELED UNITS ONLY
TYPE
200
200 6
5
60
SIZE
SPRING
DOOR
WEIGHT
150
125
MAX.
4
NON-BARRIER-FREE OPENINGS -
TYPE
8916
8956
CLOSER
INTERIOR
2'-6"
3'-6"
3'-0"
4'-0"
+8
0
+16
0
DOOR WIDTH
5
6
6
4
SPRING
SIZE
Take an opening force reading from
the pull on the door. If required, adjust the spring tension
to meet the barrier-free requirement. Maximum number of
adjusted to meet barrier-free forces may not have sufficient
power to reliably close and latch the door.
turns counter clockwise=8. Maximum number of turns
clockwise =14. Depending on opening conditions, a door
BARRIER-FREE OPENINGS -
8916 ONLY
ADJUSTER
Adjust spring tension, if required, using a 1/4" wrench.
8956 supplied with size 6 setting.
8916 supplied with size 3 spring setting.
SPRING TENSION
CRITICAL
NOTE:
+
-
3'-6" +6 6+
+6
6+
250
LEFT HAND IS A MIRROR IMAGE.
INSTALLATION SHOWN.
NOTE: RIGHT HAND DOOR
PINION SCREW
L HINGE
C
PINION
6mm HEX KEY
ROTATE
PINION
45°
(1)
QTY
08279731 2 of 3 09/09
INS NO. PAGE Rev.
M2.5 HEX KEY
mechanism in desired
Place the hold open
position and tighten screw.
SNAP VALVE ADJUSTMENT
WRENCH INSIDE COVER
9
To adjust hold open
force, turn clockwise to
increase force, and
counter clockwise to
To enable hold open,
push the white slide into
the hold open mechanism.
To disable hold open,
A
B
C
(HOLD OPEN UNITS ONLY)
Set hold open.
weaken force.
M2.5 HEX KEY
OFFON
pull the white slide away
from hold open mechanism.
BACKCHECK OR DELAYED ACTION
NOTE: DELAYED ACTION IS AN OPTIONAL FEATURE.
DECREASE
CAUTION: DO NOT REMOVE VALVES.
DELAYED ACTION
BACKCHECK RANGE
SWEEP (SPEED)
INCREASE
(SPEED)
LATCH
RANGE
(TIME)
ACTION
DELAYED
SWEEP & LATCH
POSITIONING VALVE
BACKCHECK (INTENSITY)
RANGE
LATCH
SWEEP
RANGE
DECREASE
INCREASE
8
NOTE: LEFT HAND INSTALLATION SHOWN. RIGHT
(2)
TAB
QTY
HAND IS A MIRROR IMAGE.
screws provided.
Place cover over closer and fasten securely with
Place tab in cover slot opposite main arm.
08279731 3 of 3 09/09
INS NO. PAGE Rev.
7
control when extra time is required to pass through
Optional delayed action offers additional closing speed
the door. All valve adjustments are made with a 3/32"
hex key.
door and objects behind the door. Closing the backcheck
positioning valve fully clockwise advances the backcheck
range approximately 15°. Backcheck position valve is shipped
in the "on" position (to turn off, rotate valve counterclockwise
only 1/2 turn).
should take a minimum of 1.5 seconds. Backcheck
under control during the opening cycle protecting the
intensity should be adjusted to ensure that the door is
Closing time from 15° to fully closed (latch range)
generally adjusted to take a minimum of 3 seconds.
Closing time from 90° to 15° (sweep range) is
Adjust sweep, latch and backcheck valves.
This manual suits for next models
1
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