CLOSER MAINTENANCE INFORMATION

RELATED FAQS

Question
Answer
Closers mounted according to LCN installation instructions require no periodic maintenance or seasonal adjustments.The full line catalog states that no periodic maintenance is required.
The LCN "Traditional" series closer line was discontinued in 1980.  
The 4040(XP) door closer can be used as a temporary replacement in a 4630/4640 operator to provide manual control of the door while the 4630/4640 closer cylinder is being repaired or a replacement ...
Because of the new extended LCN warranties and the desire to be consistent across the entire Allegion premium brands, LCN will be moving away from offering an out-of-warranty repair service beginni...
The LCN closer fluid "Liquid X" will perform without variation between:  -30° F to +120° F - for manual closers.  +35° F to +120° F - for electrical closers and automatic operators. At around ...
The only routine maintenance required on a biometric hand reader is cleaning.  The platen surface upon which the hand is placed, the side mirrors, and the overhead window should be cleaned with rea...