TOP JAMB (PULL SIDE)
MOUNTING
MAXIMUM OPENING
Templating allows 180° with
standard track arm, limited to
100° with optional bumper installed.
Consult factory if door will be held
open at 180°
Hold-open points at 80°, 85°, 90°,
95°, or 100° with hold-open tracks.
Please note that many track style door
closers are capable of allowing 180°
of door swing. Be aware that the
majority of track style closers are at
their weakest closing force in the
180 – 130° range. Consult factory for
applications where exterior or
large/heavy door must swing 180°.
LCN 4020T SERIES
Butt Hinges should not exceed 5” (127 mm) in width.
Auxiliary Stop is recommended at hold-open point or where a door
cannot swing 180°.
Optional track bumper assembly assists backcheck in cushioning the
opening swing of the door. It is not intended to replace an auxiliary stop.
Reveal should not exceed 1/8” (3 mm).
Head Frame less than 3 7/8” (98 mm), requires PLATE, 4020T-18.
Plate requires 1 3/4” (44 mm) minimum.
Clearance of 1 1/2” (38 mm) behind door required for 90° or 180°
installation.
Options
Standard track with bumper,
hold-open track, hold-open
track with bumper.
Metal cover.
Special Templates
Customized installation templates
or products may be available to
solve unusual applications.
Contact LCN for assistance.
20
LCN CLOSERS
121 W. RAILROAD AVE.
P.O. BOX 100
PRINCETON, IL, USA 61356-0100
PHONE 800-526-2400
FAX 800-248-1460
www.lcn.ingersollrand.com
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