LCN 4020 - Page 17

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
3/10
LCN 4020 SERIES
CYLINDERS
CYLINDER, 4020-3071
Standard, handed cast iron cylinder assembly.
For various applications see “Table of Sizes” on 4020 Series
page 18.
COVERS
COVER, 4020-72
Standard, handed plastic cover.
METAL COVER, 4020-72MC
Optional, handed cover. Required for plated finishes and
custom powder coat finishes.
ARMS
REGULAR ARM, 4020-3077
Non-handed arm.
LONG ARM, 4020-3077L
Optional non-handed arm includes 4020-79LR for deep reveals.
(see page 16 for allowable reveals)
HOLD-OPEN ARM, 4020-3049
Optional, handed arm provides hold-open function, adjustable
at elbow. 5 3/4” (146 mm) maximum reveal, 140° hold open.
FUSIBLE LINK ARM, 4020-3049FL
Optional, handed arm releases hold-open function, adjustable
at shoe, when exposed to temperatures above 165° F.
3 7/8” (98 mm) maximum reveal. NOTE: Check local codes
before specifing FL arms. NOT A LIFE SAFETY PRODUCT!
INSTALLATION ACCESSORIES
PLATE, 4020-18
Required where head frame is less than 3 7/16” (87 mm).
Plate requires minimum 1 3/4” (44 mm) minimum head
frame and 2” (51 mm) top rail.
3 7/8” (98 mm) maximum reveal.
PLATE, 4020-18G
For flush ceiling condition.
Plate requires minimum 1 3/4” (44 mm) minimum head
frame and 2 3/4” (70 mm) top rail.
72MC
3077
18
18G
3049
3049FL
3071
72
17
79LR