Instructions on door closer

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Question
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A  LHR (left hand reverse) door uses a RH (right hand) door closer. A RHR (right hand reverse) door uses a LH (left hand) door closer.
A door can be handed in several ways. The easiest way is to stand on the Push side of the door. Push the door away from you as if you are going to walk thru the opening. If the hinges are on yo...
To determine the hand of a door, view the door from the outside, security side or key side of door.  Once there identify which side are the hinges located on the, right or left side of t...
Go to the push side of the door opening.  See above illustration. If door swings out to the left, it needs a left hand door closer. If door swings out to the right, i...
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...
There are a few things that can cause a closer to slam. The closer could be adjusted incorrectly. Turn all regulating screws clockwise until they stop. Then open each valve 1 and 1/2 turns. If t...
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 62A shoe is used when it is necessary to install the door closer (lower) down on the door so that it will operate under accessories such as overhead stops, coordinators, etc.
The regulation valves are designed to adjust the flow the hydraulic fluid in the closer which regulates the door closing speed through various phases of the closing cycle. The regulation valves h...
First you need to determine if the closer is handed.  A handed door closer will only have a single shaft on one side of the closer for the arm to attach to. If the closer is handed...
Regular LCN closers have "3" regulating valves for General Speed, Latch Speed, and Backcheck. If the LCN closer has "4" regulating valves, then the closer has the Delayed Action feature. De...