Where can I find information on old LCN numbers

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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, ...
The LCN 6030 is a Double Acting (or dual action) closer. Requires a "Cased Open Frame" - that means no stops formed in the frame.
Here is an updated list of errors shown on keypad display of the Senior Swing control: Er04 - Voltage Monitor was high during Opening hardware check. Er05 - Master or slave CPU has oscillator ...
The 7253 is the Ives pivot set that replaced the LCN CP150.  
The 330 closer and parts were discontinued in early 2009. LCN does not have any parts available for the 330 series closer. The LCN 3030 Series would be the comparable closer replacement to the...
The old 4030/4130 closers and arms are obsolete, there is nothing to replace them. No arm from other closers will fit  There is no closer that can replace the old 4030 series closer with the exa...
An error - E04 - is an indication of a constant activation input from either the "Hold Open" switch or a "Wall Activation" switch when the 4600 power is turned on. This condition also occurs when l...