LCN closer repair ticket

RELATED FAQS

Question
Answer
It would be unnecessary to use the CNS/Cush arm and the Glynn Johnson overhead devices in the same application, both mechanisms stop the door.
The LCN "Traditional" series closer line was discontinued in 1980.  
The fluid in an LCN closer must not be refilled in the field. See attached Warranty and Repair Communication 
Closers mounted according to LCN installation instructions require no periodic maintenance or seasonal adjustments.  Monthly, quarterly, and annual visual inspections are recommended for Fire/...