Norton 8380 Installation Instructions - page 4
Page 4
Arm Placement in Shoe
or
or
7-1/2 % Stronger
7-1/2 % Weaker
L
S
L
A
T
C
H
L
A
T
C
H
O
P
E
N
IN
G
Delayed Action
Closing Cycle
3B
Closing Speed Controls
Figure 3.
SWEEP
CLOSED
CLOSED
S
W
E
EP
Standard
Closing Cycle
3A
DELA
Y
RA
N
G
E
10°
10°
70°
CAUTION:
DO NOT BACK VALVES OUT OF CLOSER
OR A LEAK WILL RESULT.
CAUTION:
DO NOT BACK VALVES OUT OF CLOSER
OR A LEAK WILL RESULT.
Closing Speed Controls
Figure 4.
Slow
Slow
Slow
1/8"
Hex
Key
1/8"
Hex
Key
1/8"
Hex
Key
1/8"
Hex
Key
Fast
Fast
Fast
Latch
Valve
Sweep
Valve
Delay Valve
Decrease
Increase
Opening Door Control
Figure 5.
Opening Cycle
BACKCH
EC
K
Backcheck Control
Figure 6.
Backcheck Valve*
* NEVER close this valve completely.
Control Valve Adjustments
Closing Speed Controls (Figure 4.)
(see Figure 3.)
• Valve "S" Controls Sweep Range.
• Valve "L" Controls Latch Range.
• Valve "D" Controls Delay Range.
Optional for all models.
Opening Cycle
• "Backcheck" valve controls the strength of cushioning in
Backcheck Range. NEVER close this valve completely – it is not
to provide a positive stop. (see Figure 5 and Figure 6).
Unit Adjustment
Cover
Full cover: Slide cover insert into the un-used cutout in cover. Install
cover using screws provided.
Narrow cover: Install cover using screws provided. Install pinion cap
onto pinion shaft by hand or with a Phillips screw driver - DO NOT
OVER TIGHTEN.
Full metal cover: Fasten cover to mounting clips with screws provided.
Architectural Metal Cover: Remove cover insert where pinion is
located. Install standoffs in ends of closer. Install cover using screws
provided.
Architectural Plastic Cover: Slide cover insert into the un-used cutout
in cover. Install standoffs in ends of closer. Snap cover over standoffs.
1902 Airport Road, Monroe, NC
Telephone:(800)-438-1951; Fax: (800)-338-0965
www.nortondoorcontrols.com
Door Controls
An ASSA ABLOY Group Co.