The LCN direct retrofit for the Obsolete 303 OHC closer was the 330 series, it was discontinued in 2009. The 3030 closer door closer body can be used as a replacement cylinder.
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 401...
The date is a 4 digit #. The first 2 numbers indicate the week it was made, and the last 2 numbers indicate what year it was made.
On most surface mounted closers, the model #, date code, ...
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 control o...
There is not a conflict between the 4041/4040XP EDA door closer and the GJ 100 or 410 overhead concealed series stops.
The exception is: the 4041/4040XP mounted on a drop plate, and the Glynn Jo...
Use mounting group 2 per templates below when a GJ 100 and 410 series overheads are used with continues hinges. 100 series overhead instructions 410 series overhead instructions