Closer Spring Force Adjustments; Mechanical Closer Adjustments - Norton 6000 Series Installation And Instruction Manual

11
Closer Spring Force Adjustment
Slowly increase closer power
until door closes consistently.
NOTE: A closer set to the ADA
required 5 lbs opening force
may not be strong enough to
close the door due to latching
hardware, air pressure, or
frame issues.
12

Mechanical Closer Adjustments

Closer Must function mechanically as a
standard door closer before applying any
electrical power.
Closing Speed Controls
• Valve "S" Controls Sweep Range from full
open to 5°.
• Valve "L" Controls Latch Range from 5° to
closed.
Opening Cycle
• Valve "B" controls the strength of
cushioning in Backcheck Range.
NEVER close this valve completely – it is not to
provide a positive stop.
• Valve "P" adjusts the angle that back-
check is felt in the open cycle.
"L"
Latch
Copyright © 2015 Yale Security Inc., an ASSA ABLOY Group company. All rights reserved.
Reproduction in whole or in part without the express written permission of Yale Security Inc. is prohibited.
1/8"
Hex
Key
0°
5°
Note: Valve location
S/D is not adjustable.
-
Weaker
"P"
Backcheck
Position
1/8"
Hex
Key
90°
75°
"S"
Sweep
1/8"
Hex
Key
5°
backcheck valve
Page 9
+
Stronger
"B"
Backcheck
Stronger
+
1/8"
Hex
Key
-
Weaker
Do not remove valves
from closer. Hydraulic
oil will escape.
!
Never Close
completely
80-9360-1003-020 (08-15)
ASSA ABLOY
75°
!