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Adjustments
Speed Adjustment
Use provided
1/8"
latch and backcheck valves to control speed of
door. (Figure 14)
NEVER completely close backcheck valve.
NEVER use backcheck as a dead stop.
NEVER fully open valves. Valves will leak.
Do not use a power drill.
Warranty will be void.
Closing Force Adjustment
If additional force is needed, use 3/8" hex
wrench to adjust closing force. (Figure 15)
Use spring adjustment screw that corresponds
with hand of swing. (Figure 14)
Do not use a power drill.
Warranty will be void.
All W73 Series closers are factory set to
minimum force. Adjust closer as necessary for
more force taking into consideration door size,
weight, positive room pressure, etc.
Optional Hold Open Adjustment
1.
Insert locking tab of hold open assembly
into track slider. (Figure 16)
NOTE: Hold open assembly should be on
hinge side of track slider.
2.
Open door to desired hold open position.
3.
Tighten hold open set screws to lock down
hold open assembly. (Figure 16)
4.
Pull door in closing direction to disengage
hold open assembly and track slider.
5.
Adjust hold open by turning adjustment
screw with provided 3/16" hex wrench.
(Figure 16)
NOTE: THIS FEATURE CANNOT BE USED ON
FIRE-RATED DOORS
You've now installed the Model W73ER Overhead Concealed Closer.
8
hex wrench to adjust sweep,
Approved 2021-10-20
Figure 14
Spring Power Adjustment for Closing Force
(Closer shipped at lowest setting)
Closer
Size
1
2
3
4
Figure 15
Holding Force Adjustment Screw
Figure 16
Copyright © 2021, ASSA ABLOY Accessories and Door Controls Group, Inc. All rights reserved. Reproduction in whole or
in part without the express written permission of ASSA ABLOY Accessories and Door Controls Group, Inc. is prohibited.
Model W73ER, Wood Frame
75°
Backcheck
Sweep Speed
Model W73ER
Approx # of
Description
360° Turns
2 - 3 lbs
0
Closing Force
3 - 5 lbs
15
Closing Force
5 -8 lbs
35
Closing Force
8+ lbs
50
Closing Force
Set
Screws
Locking Tab
0°
5°
5°
Latch Speed
Slider
ISW73ER Rev 1 10/21
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