parallel arm application

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The Rw/PA arm is simply a regular arm that is packed with a 62PA (parallel arm) shoe, which will allow a (Tri-Pack) closer to be mounted in a regular, top jamb, or parallel arm application.
The valve on the back of a 4041/4040XP closer is a "Back Check Selector Valve" that needs to be turned in on "Parallel Arm" mount applications ONLY. If a 4041/4040XP closer mounted "Top Jamb", or "...
This can only be done with universal, non-handed closers:  1250, 1260, 1450, 1460, 4030, 4040XP, and 4050.You would need an xxxx-62PA shoe to adapt from regular arm to parallel arm mount&...
When placing an order for a 4041/4040XP Rw/PA with hold open, it would be ordered as a 4041 /4040XP Hw/PA. For an existing Rw/PA requiring the addition of a hold open function, a hold open arm woul...
 Pneumatic Automatic Operators are used in areas where electrically operated devices are not convenient or permitted.  Consists of a modified, heavy-duty door closer for manual oper...
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 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...
Optional closer reinforcements are located at 3" from hinge jamb to the beginning of the reinforcement plate. This applies to Regular Arm, Parallel Arm, Top Jamb. Regular Arm (RA) closer reinfor...
The 40401/4040XP closer with optional EDA arm has to be mounted parallel arm on the push side of the door.
4810 series is a Top Jamb Pull Side application. 4820 series is a Top Jamb Push Side application. 4840 series is a Parallel Arm Push Side application.
The 4840 and the 4810 are they only cylinders that can be interchanged, they use the same cylinder for their individual applications.