What is the LCN fluid - "Liquid X" - temperature range?
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 ...
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Which closers are available with the TEL option?
The TEL option is only available on the 4010, 4020, and the 4110 series closers.
The 4041/4040XP is not available with TEL (telephone closer). ...
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What door closer can I mount on a 12" door leaf?
4021 x ST-2303, special arm and template. Push side regular arm top jamb mounting.4021T x ST-3077 special arm, track, and template. Pull side track top jamb mounting.4031 x ST-3507 templating only. Pu...
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How do I get a Size 1 (ADA) closer to close against air pressure?
If an Size 1 (ADA) closer is set to 5 lbs. opening force, it will only have about 3 lbs. (60/70%) closing force. If the closer will not close against air pressure, but the ADA requirements have to b...
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What would cause my door closer to try and open the door instead of closing it?
For a door closer that tries to open the door instead of closing it:The closer body could be mounted backwards on the door - check instructions for proper closer orientation.It could be the wrong hand...
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Which closer is the heaviest duty?
The 4010, 4020, 4110, and 4040/4040XP are heavy duty closers....
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What is the normal closing time that a door closer should be set to?
LCN recommends a normal closing time from 90° door open position is 5 to 7 seconds, evenly divided between main speed and latch speed....
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What does AVB mean in a closer and which closers are available with this option?
AVB stands for Advanced Variable Backcheck. It is a cylinder option when ordering a 4111 closer (without an ST) that allows backcheck to start at about 45 degrees instead of the normal 75 degrees.The ...
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Does the WMS screwpack also have SRT screws?
The WMS (Wood Machine Screw) and the SRT (Self Reaming Tapping) are separate screw packs....
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What LCN closer has the strongest closing force?
The size 6 handed closers will have the most (strongest) closing force. The 4016 (pull side), the 4026 (top jamb push side) or the 4116 (push side parallel arm) have the highest closing force....
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