CLOSER DOUBLE ACTING CONCEALED

RELATED FAQS

Question
Answer
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...
The LCN 6030 is a Double Acting (or dual action) closer. Requires a "Cased Open Frame" - that means no stops formed in the frame.
Double Acting Closer, HMF, Hollow Metal Frame
To mount the 6030 series closer in a hollow metal frame, the frame has to be a "cased open" frame (meaning no stops formed in the frame) because the 6030 series closer is a double acting closer, wh...
CO, Cased Open
Door Swing
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 2...
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. 
ST-1630 is required when mounting a 4041 or 4040XP door closer regular (pull/hinge) side with a concealed GJ100 or GJ410 series over head stop.