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Resolution: The LCN 6030 is a Double Acting (or dual action) closer. Requires a "Cased Open Frame" - that means no stops formed in the frame.:

Can LCN closers be installed outside in the elements?

Resolution: The LCN closers are not designed nor intended to be exterior mounted in the elements. :

What arm can I use for the old LCN 4030/4130 closer?

Resolution: The old 4030/4130 closers and arms are obsolete, there is nothing to replace them. No arm from other closers will fit There is no closer that can replace the old 4030 series closer with the exa...:

What is the difference between the 4040, 4010, 4020, and 4110 series closers?

Resolution: 4040XP Series (4040 DEL) is a universal closer. *(see note) Non Handed closer. Can be mounted on a RH or LH door. 4041XP - Adjustable size 1 to 6. Can mount push side or pull side of the doo...:

What is the delay time adjustment on a Delayed Action closers?

Resolution: 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...:

What are the Rod and Shoe lengths for 4000 and 1000 series closers?

Resolution: STANDARD ROD AND SHOE: 4020, 4031, 1460, 1260, 4640, 4820 is: 8 3/8” (obsolete product 1520, 1370, 1070 had same length)LONG ROD AND SHOE: 4020, 4031, 1460, 1260, 4640, 4820 is: 12 3/8” (obso...:

When did they start putting the green dial's on the 4041 closers?

Resolution: LCN started putting on the green dials for the spring adjustment on the 4041's in 2001.:

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