Start (wrench) here
Rotate
Install arm here
(see below for
details)
Arm Mounting Detail
Select angle of opening and use dimensions shown on
Page 4 and Dimension Chart below to locate 4 holes on
stop side of door for closer body
and 5 holes on stop and/or rabbet for Soffit
Plate. For applications not covered in these instructions, a
separate template will be required.
Prepare door and frame for fasteners. See “Preparation
for Fasteners”, Page 2.
or 3148 dropplate, only if
required
Set closer power for door size using Power Adjustment
Chart below. Use 1/8” hex wrench supplied to adjust
Power Adjustment Shaft ... 20 turns maximum. Turn nut
to
to
power. See Page 6 for the illustration of this
step.
Install closer with
Note: If using full metal cover, cover
mounting clips must be slipped under ends of closer when
closer is being mounted. Clips should project 1/4” (6mm)
beyond each end of closer.
With door closed, use wrench to rotate pinion shaft as
illustrated below, see Arm Mounting Details.
CLOCKWISE
Increase, COUNTER-CLOCKWISE
Decrease
power adjustment screw toward
hinge edge of door.
Caution:
Closer arm is under spring tension and may be
difficult to rotate.
Mount 3148 Dropplate ... only if required (see Page 5).
Install Main Arm: Close valves -
and
, then turn pinion
shaft more than 50° to permit proper alignment of arm mark
with pinion flat -
for
hand door.
for
hand door.
See “Main Arm Installation Instructions” below.
(see page 6) before installing
cover ...
...
° using parallel mount.
‘S’
‘L’
‘L’
Left
‘R’
Right
Make closer adjustments
CAUTION: Do not back valves out of closer
completely or a leak will result
use spacer blocks 293S or 891, if required.
.
Reopen valves by turning counter clockwise.
With door closed, align soffit plate with mounting holes in
frame. Fasten soffit plate to frame with flat head screws
provided.
Install cover (see page 6).
Architectural Covers CAN NOT be used for doors
swinging over 120
NOTE:
Installation Instructions
L
R
Y
S
Z
L
R
Y
S
Z
Power Adjustment Screw
Pinion Flat
Arm Mark
Left Hand Door
Door Swing
Main Arm Installation Instructions
Power Adjustment Screw
Pinion Flat
Arm Mark
Right Hand Door
PR3301/PR3501
3321/3521
Butt
Hinges
Offset
Pivots
or
Center
Pivots
in.
(mm)
in.
(mm)
in.
(mm)
in.
(mm)
in.
(mm)
in.
(mm)
85°-
90°
90°-
95°
95°-
100°
100°-
105°
105°-
110°
110°-
115°
115°-
120°
120°-
180°
1-1/4
(32)
7
(178)
3-3/4
(95)
9-1/2
(241)
3-1/2
(89)
9
(229)
3-1/4
(83)
8-3/4
(222)
5-5/8
(143)
11-1/8
(283)
5-1/2
(140)
11
(279)
4-7/8
(124)
10-3/8
(264)
4-3/4
(121)
10-1/4
(260)
4-1/8
(105)
9-5/8
(244)
3-7/8
(98)
9-3/8
(238)
2-7/8
(73)
8-3/8
(213)
2-5/8
(67)
8-1/8
(206)
2-1/4
(57)
7-7/8
(200)
2
(51)
7-5/8
(194)
Dim
A
B
A
B
A
B
PR3301/PR3501
3321/3521
Interior
Exterior
Interior
Exterior
28-32 in
0.7-0.8 m
33-36 in
0.85-0.9 m
37-42 in
0.95-1.05 m
43-48 in
1.1-1.2 m
Door
Size
Full Clockwise Turns of Closer Power Adjustment Shaft
Power Adjustment Chart
NOTE: Maximum of 20 turns (360°) of Power Adjustment Screw.
Closer is shipped set at mid power setting.
7
9
9
10
10
12
11
12
13
15
13
14
16
18
15
16
Installation Dimensions Chart
Page 3
80-9303-2209-010 (04-06)
