1 of 2
INS NO. Rev.
08280301 12/08
PAGE
www.dorma-usa.com 1-800-523-8483
NOTE: 8532 mounting channel is to be
1. PREPARE FRAME AND INSTALL CLOSER
installed prior to frame installation.
with two hex head machine screws and flat
Prepare header 1 according to template.
Fasten angle bracket 2 to closer 3
closer, make approximately three turns.
washers. Install two fillister head
machine screws 4 into mounting tabs on
closer with angle bracket 2 onto the
Install closer into mounting channel 5
in header 1 by inserting mounting tabs
into mounting bracket, then raise end of
channel 5 . Fasten angle bracket to the
two 1/4-20 screws installed in mounting
VALVE "B"
into frame and fasten opposite end to
and nuts 6 . Tighten the two fillister
head machine screws. SECURELY!
Install cover plate 7 by sliding tab
2. PREPARE TOP OF DOOR AND INSTALL CLOSER ARM
mounting bracket with two 8-32 flat head
machine screws provided.
closer arm 10 . Place closer arm 10
Prepare top of door according to template.
NOTE: Cut-out side of door should face
interior of building. Fasten adjustment
stud 8 to door channel. Install two
1/4-20 hex head alignment screws 9 into
stud 8 . Secure arm 10 into place with
over adjustment stud 8 in door channel.
Center arm in door, turn 1/4-20 hex head
alignment screws 9 counterclockwise until
they are wedged against door channel. Thread
lateral adjustment screw 11 into adjustment
1/4-20 flat head screw and flat washer 12 .
Prepare bottom of door according to template.
3. PREPARE BOTTOM OF DOOR, INSTALL ARM AND
FLOOR BEARING
Fasten arm 13 to door with five 1/4-20 flat
head machine screws. Prepare floor according
to template. Fasten floor portion 14 with
remaining 1/4-20 screws with lock washers
three flat head wood screws and plastic
anchors: OPTIONAL SEE TEMPLATE FOR THRESHOLD
PREPARATION.
4. INSTALL DOOR
With door parallel to opening, place bottom
of door onto floor bearing. Push door to
vertical position until closer spindle is
"B"
Fasten clamping block 15 to arm 10 with
three 1/4-20 socket head cap screws 16 .
NOTE: Alternate fastening screws when
tightening clamping block. TIGHTEN SECURELY!
Fasten cover plate 17 to door with screws
provided.
5. ADJUST CLOSING SPEEDS
Valve "A" - Controls closing speed from
maximum opening angle to 0° , clockwise turns
decrease closing speed, counterclockwise
turns increase closing speed.
Valve "B" - Increases closing speed from
maximum opening angle to 20°, turn valve
counterclockwise.
6. DOOR ALIGNMENT
Double Acting - Center door in frame by
loosening 1/4-20 flat head screw 12 and
adjusting the 1/4-20 hex head alignment
screws 9 as required. To adjust
clearances between door and frame, adjust
lateral adjustment screw 11 . Retighten
1/4-20 flat head screw 12 . TIGHTEN
SECURELY!
Single Acting - To insure that door closes
tightly against stop, adjust top arm as
follows. Loosen the 1/4-20 flat head
screw 12 , adjust arm fully in the
direction of door swing. Retighten 1/4-20
flat head screw 12 .
7. CLEARANCE REQUIREMENTS
The standard spindle for 7471K will achieve
a door clearance of 11/16" measured from
finished floor to bottom of door. See
chart on template for optional spindles
and door clearances.
8. DOOR REMOVAL
Remove cover plate 17 from side of door.
Remove clamping block 15 from top arm.
Lean top of door out until it clears frame.
RTS SERIES PACKAGE 03
Lift door off of floor bearing 14 .
SIDE LOAD STEEL DOOR AND FRAME
completely engaged into closer arm 10 .
VALVE "A"
"A"
INSPK NO. 08280300 Rev.12/08
