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“ when is LCN Fire closer required ”

RELATED FAQS

Question
Answer
Are LCN Closers Fire Rated?
All LCN closers have UL listings, and are Fire Rated for up to 3 hours.
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/...
Are there parts available for the obsolete 330 series door closer?
The 330 closer and parts were discontinued in early 2009. LCN does not have any parts available for the 330 series closer. The LCN 3030 Series would be the comparable closer replacement to the...
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...
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...
When did LCN quit making traditional potbelly style closers?
The LCN "Traditional" series closer line was discontinued in 1980.  
Can a Cam Lift hinge be used with LCN closers?
Cam Lift hinges can only be used with LCN door closers that have a "Regular" style arm.             Manual Closers: Maximum li...
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 are the Rod and Shoe lengths for 4000 and 1000 series closers?
STANDARD ROD AND SHOE: 4020, 4031, 1460, 1520, 1370, 1070, 1260, 4640, 4820 is: 8 3/8” LONG ROD AND SHOE: 4020: 4031, 1460, 1520, 1370, 1070, 1260, 4640, 4820 is: 12 3/8” STANDARD ROD AN...