Category: Overhead Concealed

(Results from 21 to 29)
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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What is the difference between the 2030 and 5030 closer?
2030 and 5030 are both overhead concealed closers. The 2030 uses a concealed, in the door, track, and a concealed one piece arm. The 5030 uses a exposed double lever arm (like the arm for a 4010...
Door Controls » Overhead Concealed » 2030 Series » LCN | Door Controls » Concealed » 5030 Series » LCN
Is the 2030 spring adjustable?
All the 2030 series closer have a fixed spring sizes. Example -- a 2031 has a size 1 spring,  a 2302 has a size 2 spring, 2033/2034/2035 etc. All the 2030 series closer are shipped at the weakest s...
Door Controls » Overhead Concealed » 2030 Series » LCN
What special template (ST) is used with the 2030 closer and a low profile track and roller?
The 2030 closer requires a minimum 1-3/8" top rail on the door for the standard track.  For a top rail less than 1-3/8" and as narrow as 1", you could use the low ...
Door Controls » Overhead Concealed » 2030 Series » LCN
What is the part number for the plate and the 2030 cylinder?
Part numbers listed below: 2030-3071 cylinder assembly includes the closer cylinder and finish plate.  2030-3971 is the cylinder only. 2030-3002 is the finish plate. 2030-3077T is the...
Door Controls » Overhead Concealed » 2030 Series » LCN
How do you identify what size a 2030 closer is?
The Date Code and Closer Size are stamped in the backside of the closer body. Closer Size: If the number is "1", the closer is a 2031 or 5031. If the number is "3", the closer is a 2033...
Door Controls » Overhead Concealed » 2030 Series » LCN | Door Controls » Concealed » 5030 Series » LCN
What are Overhead Concealed door closer?
Overhead Concealed door closers are used to provide a more aesthetic look to the opening.  Concealed in either the frame or the door Offer the ability to be adjusted to maintain co...
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How do you order a Senior Swing header for a 2810 on one leaf and a 2010 on the other?
LCN does offer a 2810 Senior Swing / 2010 manual closer combo for a pair of doors.  Both units contained within the same Senior Swing header. To order a paired operator with a 2810 on ...
Automatic Operators » Electromechanical » Senior Swing » LCN | Door Controls » Overhead Concealed » 2010 Series » LCN