door closer will not latch door

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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 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...
LCN does not supply Allen wrenches, the size that LCN uses, are standard sizes that every installer will have in their tool kit. 3/32" Allen wrench for adjusting regulation valves: main speed, lat...
Hold Open Closers & Magnets (Fire/Life safety products) provide a wide range of solutions.  Single or multi-point hold open closers Utilize an electromechanical closer. Hold the door o...
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...
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...
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...
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 door closers...
Try the steps below to improve the hold open adjustment. Remove hold open nut  Apply a couple drops of blue loctite to the threads. Re-assemble, and reset hold open. Let loctite set up overn...