Heavy pressure closer

RELATED FAQS

Question
Answer
LCN does not recommend this type of installation, and has never sold a coupler to do this.
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 ...
To correctly answer this question, we need to know how much more force is required to get the door closed. They could try turning the Rod & Shoe over (short side of shoe towards the hinge), or they...
The pneumatic operators are designed to function with an input air pressure to the 7901/7902 Series control box of 80 (min) 100 (max) PSI, and an output pressure of 60 to 80 PSI to the pneumatic (2...
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 automatic operators. At around ...
The maximum recommended door weight for LCN closers is 225 lbs.
The "320G" is the # on a UL sticker attached to the arm of most LCN door closers, and is not a door closer model number.  The "320G" means that the arm is not a mechanical hold open device and OK t...
The comparisons of these products are shown below. The 4010T, 4020T, and 4110T cylinders have a longer pinion shaft than the 4010, 4020, and 4110 cylinders. The 4010T,4020T, and 4110T all use t...
The 1038G is not a closer number, but a cylinder casting number on all the 2030 series closers or a 5030 series closers.
H-Series doors in single leaf applications with only mortise locks meet the FBC / NOA Zone 4 requirements? 3070 max flush outswing applications Zone 4 requires 120 to 170 psf.