ISW91DCP 05/20
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Rixson Technical Product Support:
Monroe, NC 28112 USA
Phone: 800.438.1951 ext: 6030
rixson.com
H. Install removable stop.
After closer is installed and all adjustments are
complete, install removable stop.
NOTE: DO NOT drill holes into closer cover plate.
You’ve now installed the
Model W91DCP Overhead Concealed Closer.
Troubleshooting
Symptom
Cause
Remedy
Door won’t latch
Spring tension not strong enough
Increase opening force.
See
Adjustments
section.
Latch speed control not fast enough
Adjust latch speed valve.
See
Adjustments
section.
Door hung on products other than
4-1/2 x 4-1/2 butts or 3/4 offset pivots
Send template for hanging means
to factory. A new installation sheet
is required. Closer will need to be
relocated.
Arm is not preloaded
See Step
G. Attach Arm to Door
Door is too difficult to open
Spring tension is set too strong
Decrease opening force.
See
Adjustments
section.
