Installation Guide

1
3
6
7
4
5
2
BC
BC
Speed Regulation Valves
toward Hinge Edge of Door
Spring Power
Adjustment Screw
A
9-1/16
(230mm)
(165mm)
6-1/2
3/4
(19mm)
1/2
(12.7mm)
2
(50mm)
1-3/4
(44.5mm)
Reveal
LEFT HAND DOOR ILLUSTRATED
6 Holes for #14 Wood Screws
or 1/4-20UNC Machine Screws
A longer connecting
rod is required
for reveals greater
than 2-3/4"(70mm)
Arm Shoe
Arm Shoe and
Lockwasher
Back-Check
Adjustment
Valve
a.Choose degree of door opening b.Drill per screw chart
Adjust spring power to match chart
Stronger
+
Weaker
-
a
90°
f
b
d
e
Sweep
Faster
+
Slower
-
Faster
+
Slower
-
Latch
Backcheck
Weaker
-
Stronger
+
Cover
a
Pinion Cap
b
a→b→c→d→e→f
Pinion Cap and Cover
a → b
Caution :
Don't completely
close the valve.
90°
2
BC
BC
1
3
6 7
4
5
Inches
(mm)
A
7/8
(22mm)
3/4
(19mm)
9-1/16
(230mm)
1-3/4
(44.5mm)
2
(50mm)
Hinge Edge of Door
6 Holes for #14 Wood Screws
or 1/4-20UNC Machine Screws
Arm Shoe
Arm Shoe and
Lockwasher
Back-Check
Adjustment Valve
Speed Regulation Valves
toward Hinge Edge of Door
Spring Power
Adjustment Screw.
Adjust spring power to match chart
a
b
d
e
f
Sweep
Faster
+
Slower
-
Latch
RIGHT HAND DOOR ILLUSTRATED
Backcheck
Faster
+
-
Weaker
-
Stronger
+
Pinion Cap
Cover
Caution :
Don't completely
close the valve.
Pinion Cap and Cover
Stronger
+
Weaker
-
a
b
a.Choose degree of door opening b.Drill per screw chart
a → b
a→b→c→d→e→f
Slower
TOP JAMB INSTALLATION
CLOSER MOUNTED TOP JAMB ON PUSH SIDE OF DOOR
STANDARD INSTALLATION
CLOSER MOUNTED ON PULL SIDE OF DOOR
10509 ZINS-L983-00
Hinge Edge of Door
(165mm)
6-1/2
Index mark
Left hand door Right hand door
Index mark
c
Right hand door
Index mark
c
Index mark
Left hand door
Opening
Dimension
A
100°~120°
Over 180°
5-1/8
(130)
3-17/32
(90)
Opening
Closer Size
100°~120°
Over 180°
4
3
2
3
2
Clockwise
Turns Of
Adjustment Screw
12
6
0
12
6
0
Closer Size
6
5
4
5
4
Clockwise
Turns Of
Adjustment Screw
12
6
0
12
6
03
Inches
(mm)
Opening
Dimension
A
100°~120°
Over 180°
4-23/32
(120)
3-5/32
(80)
C53M/C50M(#3-6)•C53F/C50F(#1-4)
Opening
Closer Size
100°~120°
Over 180°
4
3
2
3
2
12
6
0
12
6
0
Closer Size
6
5
4
5
4
12
6
0
12
6
03
Clockwise
Turns Of
Adjustment Screw
Clockwise
Turns Of
Adjustment Screw
1
2
1
2
1
2
1
2
1
2
1
2