WHAT IS AN EDA ARM

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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...
The 40401/4040XP closer with optional EDA arm has to be mounted parallel arm on the push side of the door.
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...
The dead stop post would need to be removed and the 4040/4040XP EDA mounting template for 180° would be followed.
If the closer arm is touching the door, it is because the arm or the closer body is not templated correctly. Confirm dimensions are taken from the proper location and make corrections if needed. 
The 4011 can only mount on the Pull Side of the door and the 4111 can only mount on the Push Side of the door. Differences - The 4011 and the 4111 cylinders are different and the pinion shafts are...
The Falcon FA arm is a non-handed arm similar to the LCN EDA arm.The Falcon FA-HO arm is a handed arm similar to the LCN HEDA arm.
4040XP Series (4040 DEL) is a universal closer. *(see note) Non Handed closer. Can be mounted on a RH or LH door. 4041XP - Adjustable size 1 to 6. Can mount push side or pull side of the doo...
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...