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08/13/18
RAPID RESPONSE Series LFII Residential Sprinklers
4.2 K-factor Horizontal Sidewall
Wet Pipe and Dry Pipe Systems
General I accuracy to which the pipe nipples to
the sprinklers must be cut.
Description The Series LFII Residential Sprinklers
have been designed with heat sensi- \
The TYCO RAPID RESPONSE Series tivity and water distribution charac- y ;
LFII Residential HorizontalSidewall teristics proven to help in the control
Sprinklers (TY1334) are de orative, of residential fires and to improve the ty lam:
fast response,frangible bulb prinklers chance for occupants to escape or be (
designed for use in resident al occu- evacuated. a
panties such as homes, aprtments,
dormitories,and hotels.When aesthet Dry Pipe System Application
its and optimized flow chars teristics The Series LFII Residential Horizon-
are the major consideration,t e Series tal and Recessed Horizontal Sidewall :,._
LFII Residential Sidewall S rinklers Sprinklers offers a laboratory approved
(TY1334)should be the first e oice. option for designing dry pipe residen-
tial sprinkler systems, whereas, most
The Series LFII Residential S rinklers residential sprinklers are laboratory
are intended for use in the ollowing approved for wet systems only.
scenarios:
Through extensive testing, it has been NSE
• wet and dry pipe re idential determined that the number of design
sprinkler systems for one-' nd two- sprinklers (hydraulic design area) for
family dwellings and mobil homes the Series LFII Residential Horizon- 6,
per NFPA 13D tal Sidewall Sprinklers (TY1334) need
• wet and dry pipe re idential not be increased over the number of Sprinkler
sprinkler systems for re idential design sprinklers (hydraulic design
occupancies up to and i eluding area)as specified for wet pipe sprinkler Identification
four stories in height per N PA 13R systems,as is accustomed for density/
area sprinkler systems designed per Number (SIN)
• wet and dry pipe sprinkler systems NFPA 13.
for the residential portions of any TY1334
occupancy per NFPA 13 Consequently, the Series LFII Resi-
dential Sprinklers offer the features
The recessed version of the Series of non-water filled pipe in addition to
LFII Residential Sprinklers is intended not having to increase the number of
for use in areas with finishGd walls_ design sprinklers (hydraulic design
It employs a two-piece Style 20 area) for systems designed to NFPA
Recessed Escutcheon.The Rcessed 13, 13D, or 13R. Non-water filled pipe
Escutcheon provides 1/4 i. ch (6,4 will permit options for areas sensitive
mm) of recessed adjustments or up to to freezing.
1/2 inch (12,7 mm) of total acj ustment
from the flush mounting surface posi- NOTICE
tion. The adjustment provided by the
Recessed Escutcheon reduces the The Series LFII Residential Horizontal
Sidewall Sprinklers described herein
must be installed and maintained in
compliance with this document and the
IMPORTANT applicable standards of the National
Always refer to Technical Data Fire Protection Association, in addi-
Sheet TFP700 for the "INSTALLER tion to the standards of any authorities
WARNING" that provides cautions having jurisdiction. Failure to do so
with respect to handling and instal- may impair the performance of these
cation of sprinkler systems and corn- devices.
ponents. improper handling and The owner is responsible for maintain-
installation can permanently damage ing their fire protection system and
a sprinkler system or its compo devices in proper operating condition.
nents and cause the sprinkler to fail The installing contractor or sprinkler
to operate in a fire situation or cause manufacturer should be contacted with
it to operate prematurely any questions.
Page 1 of 6 FEBRUARY 2017 TFP41O
salti OF.10
ApAiiiiii.
TFP41O Z 4.
Page 2 of 6 ire
Components: 5 3 2 1 011
Q0D
1 - Frame I WRENCH I
2 - Button Assembly FLATS Vail Fire&Eme-gency Services
3 - Sealing Assembly p Ell i 08/13/18
4 - Bulb �`
5 Compression Screw
171.11'6 - Deflector* TOP-OF- 6* 4 7/16" (11,1 mm) ���®ll1I1I��II1
DEFLECTOR �-- NOMINAL \Doan. I 2 7/8 DIA,
*Temperature rating 1 — MAKE-EN Ail 11% I (73,0 mm)
is indicated on top a {
of Deflector. =mime
. 1 CENTERLINE
', I'
low fli OF WATERWAY
7/16,"
(11,1 (pro) STYLE 20 1/2" NPT RECESSED
�� 1-5/8" ESCUTCHEON
END-OF- x(41,3 mm)� ESCUTCHEON
DEFLECTOR 2-1/4" PLATE SEATING
BOSS (57,2 mm)— ~ SURFACE
I FIGURE 1
RAPID RESPONSE SERIES LFII RESIDENTIAL
HORIZONTAL S;DEWALL AND RECESSED HORIZONTAL SIDEWALL SPRINKLERS(TY1334)
I
7/16±1/8" el
'll –"---(11,1±3,2 mm)
MO NTING FACE OF WRENCH RECESS
SU'FACE - SPRINKLER (END"A"USED
I FITTING FOR TY1334)
TOP-OF- CL'SURE
DEFLECTOR • N'--,,,,,,: .
FIGURE 3
1334 W--
\ SPRINKLERTYPE WRENCH
2-7/8"DIA.
,rte (73,0 mm)
• WRENCH
1 kj F -1� 2-1/4" DIA. RECESS
n (57,2 mm)
7/16'
kii4if
AP4A
(11,1 mm) •
MOUNTING \� '
PLATE \\
END-OF-
DEFLECTOR 1/8"
BOSS I (3,2 mm) PUSH WRENCH
1-3/8" (34,9 mm) 1/2"(12,7 mm) IN TO ENSURE
1-1/8" (28,6 mm) l– 1/4"(6,4 mm) ENGAGEMENT
WITH SPRINKLER
I FIGURE 2 WRENCHING AREA
STYLE 20 RECESSED ESCUTCHEON FIGURE 4
FOR USE WITH THE RAPID RESPONSE SERIES LFII RESIDENTIAL
HORIZONTAL SIDEWALL SPRINKLER(TY1334) W-TYPE 7 RECESSED
SPRINKLER WRENCH
Technical (Refer to the Design Criteria section for
details on these approvals.) Physical Characteristics
DataFrame Brass
Maximum Working Pressure
Button Copper
175 psi(12,1 bar) Sealing Assembly..Beryllium Nickel w1TEFLON
Approvals Discharge Coefficient Bulb(3 mm) Glass
UL Listed(for use with wet pipe and dry g v2 1!2 Compression Screw Bronze
pipe systems) K 4.2 GPM/psi {60,5 LPM/her } Defector Copper
C-UL Listed(for use only with wet pipe Temperature Rating
systems) 155°F(68°C)or 175°F(79°C)
Certified to all requirements of , Finishes
NSF/ANSI 61 Natural Brass,Pure White,Signal White,or
Chrome Plated
NYC Approved under MEA 44-0 -E
I
I