What is H Cush arm function ?

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How to:  What are the steps to adjust a door closer?Facts: All LCN and FALCON door closers will have 3 regulating valves and a spring adjustment.  All closers with a "Delay" feature ...
The part number for the Spring Cush block assembly is: model number-3080. EXAMPLE: 4110-3080
The hold open position on a "REG" or "EDA"  hold open arm is set with the door to a few degrees shy of the desired hold open point. To properly set, open the door 5° less then the desired hold open...
It would be unnecessary to use the CNS/Cush arm and the Glynn Johnson overhead devices in the same application, both mechanisms stop the door.
Cam Lift hinges can only be used with LCN door closers that have a "Regular" style arm.     Manual Closers: Maximum lift dimension is 3/4". Can not be use EDA, CUSH, or Track Arm do...
ST-3195 is used to obtain the old style EDA or Cush arms which were assembled with threaded studs so that you could take apart the arm assemblies. Our current standard EDA and Cush arms are rivet...
EDA ARM - The EDA arm is a heavy duty parallel arm mount.  The degree of door opening is determined by the template used for mounting. EDA arm closers can only be mounted as a Push Side parallel ar...