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LCN's Concealed-in-Door Closer interior mounted on 44mm thick doors
Applications
- For aluminium, hollow metal and timber (butt hung or pivoted) single
action doors.
- Mounting clips for timber frames and other installation accessories
are available for unusual conditions. Check with Relcross before finalizing
your specification.
Features common to the 3000 series:
- Mountings for door top raill only.
- Designed to mount in timber doors with a minimum 44mm thickness.
- All closers are handed and fit left hand or right hand doors (please
specify at order placement).
- Adjustable hydraulic backcheck cushions the opening arc prior to 90
degrees.
- Separate regulation of closing and latching speeds.
Warranty
- 10 year limited warranty. See terms and conditions and standard Warranty
Document for more information
Materials
- High strength cast iron cylinder
- Forged steel main arms
- One piece forged steel pistons
- Heat treated pinion
- All weather fluid eliminates seasonal adjustment. Temperature
range 49 deg. C to minus 35 degrees C
- High efficiency, full compliment, low friction bearings
- Tamper resistant regulating screws
- Full rack and pinion hydraulic action
- Quiet, low friction track and roller combination for all single
lever arm closers
Finishes
- Available from stock in US28 silver powder coated finish
- Available in wide range of powder coated finishes to match any RAL
colour (to special order)
- LCN's powder coated finish surpasses 100 hours of salt spray - four
times the ANSI (US) standard.
- See also BS EN certification for more information on salt spray testing
Maintenance
- Closers mounted in accordance with LCN installation instructions require
no periodic maintenance or adjustment
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