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“ Lcn closer adjustment ”

RELATED FAQS

Question
Answer
When did they start putting the green dial's on the 4041 closers?
LCN started putting on the green dials for the spring adjustment on the 4041's in 2001.
What maintenance is required for an LCN closer?
Closers mounted according to LCN installation instructions require no periodic maintenance or seasonal adjustments.  Monthly, quarterly, and annual visual inspections are recommended for Fire/...
Is there adjustment limits on the regulation valves of LCN manual closers?
  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 regulati...
How do you adjust a door closer?
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 ...
What is the delay time adjustment on a Delayed Action closers?
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...
Can I mount an LCN Cush closer with an GJ overhead stop?
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.
What LCN closers are available in a tri-pack mounting?
The 4040XP, 1260/1261, 1460/1461, 4030/4031 closers have the tri-pack mounting option when ordered with an Rw/PA or Hw/PA designation.
What would cause a door closer to slam?
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...