The LCN closer fluid "Liquid X" will perform without variation between:
-30° F to +120° F - for manual closers.
+35° F to +120° F - for electrical closers and a...
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 cl...
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...
The old 4030 series was:
Handed
Mounted regular arm hinge side.
Had sized springs, were not adjustable.
The 4033 is an obsolete closer. If required, handing can be verified by looking at ...
Make sure that the hold open nut is not on upside down. The orientation of the hold open nut depends on the mounting.
On a Top Jamb "Push Side" mount, the hold open nut would poi...
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...
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...
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...
Because of the new extended LCN warranties and the desire to be consistent across the entire Allegion premium brands, LCN will be moving away from offering an out-of-warranty repair service beginni...