Viking M Technical Data page 4

Sprin kler 102 d
me chan i cal dam age, ob struc tions,
paint, etc. The fre quency of in spec -
tions may vary due to cor ro sive at mo -
spheres, wa ter sup plies, and ac tiv ity
around the de vice.
B. Sprin klers that have been field painted,
caulked, or me chan i cally dam aged
must be re placed im me di ately. Sprin -
klers show ing signs of cor ro sion shall
be tested and/or re placed im me di ately
as re quired. In stal la tion stan dards re -
quire sprin klers to be tested and, if nec -
es sary, re placed af ter a spec i fied term
of ser vice. Re fer to the in stal la tion stan -
For "A" Di men sion:
1. De ter mine the dis tance from the face of tee to
the base of sprin kler.
2. Round to next higher ½" (12,7 mm) increment
be tween 3" and 47" (76,2 mm and 1 194 mm).
Out side di am e ter: 1-5/16"
(33,4 mm). [Same as 1"
(25 mm) Sched ule 40 pipe].
Plain Bar rel Dry Hor i zon tal Side wall Sprin kler
Thread Size Sprin kler De scrip tion
NPT BSP Sprin kler Style
1" –
Ad just able Stan dard
– 25 mm
1" –
Ad just able Re cessed
– 25 mm
1" –
Plain Bar rel
– 25 mm
Ap proved Tem per a ture Rat ings
A - 155 °F (68 °C), 175 °F (79°C), 200 °F (93 °C), and 286 °F
(141 °C)
B - 155 °F (68 °C), 175 °F (79°C), and 200 °F (93 °C)
1
Base part num ber is shown. For com plete part num ber, re fer to Vi king's cur rent price sched ule.
2
This ta ble shows the list ings and ap prov als avail able at the time of print ing. Other ap prov als may be in pro cess. Check with the man u fac turer for
any ad di tional ap prov als.
NOTE: Vi king Stan dard Re sponse Dry Hor i zon tal Side wall Sprin klers are listed for in stal la tion in Light-Hazard oc cu pan cies. Vi king Stan dard Re -
sponse Dry Hor i zon tal Side wall Sprin klers must be po si tioned be tween 4" and 6" (102 mm and 152 mm) be low smooth ceil ings, and not less
than 4" (102 mm) from walls other than the wall in which they are in stalled. Top of de flec tor must be aligned par al lel with the ceil ing. Re fer to ap pro -
pri ate In stal la tion Guide.
3
Min i mum length (A Di men sion) is 1-1/2" (38,1 mm) for the ad just able stan dard style, 3" (76,2 mm) for the plain bar rel style, and 3-1/4" (82,5
mm) for the ad just able re cessed style. Max i mum stan dard (ap proved) length is 45-1/2" (1 156 mm) for the ad just able stan dard style, 47" (1 194
mm) for the plain bar rel style, and 47-1/2" (1 207 mm) for the ad just able re cessed style.
4
K-Fac tor ap plies for all lengths in di cated in Foot note 3. Met ric K-Factor shown is for use when pres sure is mea sured in kPa. When pres sure is mea -
sured in BAR, mul ti ply the met ric K-Factor shown by 10.0.
5
Ac cepted for use, City of New York De part ment of Build ings, MEA 89-92-E, Vol. II.
6
Listed by Un der writers Lab o ra tories Inc. for use in the U.S. and Can ada.
Re places sprin kler page 102 a-d, dated Sep tem ber 24, 2004
(up dated max i mum standard dry sprin kler or der lengths).
TECH NI CAL DATA
dards (e.g., NFPA 25) and the AHJ for
the spec i fied pe riod of time af ter which
test ing and/or re place ment is re quired.
Never at tempt to re pair or re as sem ble
a dry sprin kler. Sprin klers that have op -
er ated can not be re as sem bled or
re-used, but must be re placed. When
re plac ing sprin klers, use only new
sprin klers.
C. The sprin kler dis charge pat tern is crit i -
cal for proper fire pro tec tion. Noth ing
should be hung from, at tached to, or
oth er wise ob struct the dis charge pat -
tern. All ob struc tions must be im me di -
Ceiling
Wall
2-7/16"
(61,9 mm)
Do not ex ceed 6" (152 mm).
Do not re cess wrench boss.
Fig ure 4
Ap proval Chart
Stan dard Re sponse Dry
Hor i zon tal Side wall Sprin klers
Nom i nal K-factor
Sprin kler
SIN U.S.
1
Base Part No.
07857 VK156 5.6
07860 VK156 5.6
07856 VK162 5.6
07859 VK162 5.6
07858 VK152 5.6
07861 VK152 5.6
1 - Chrome-Enloy
2 - Chrome-Enloy
3 - Chrome-Enloy
Foot notes
D. When re plac ing ex ist ing sprin klers, the
4" (102 mm) Min i mum
6" (152 mm) Max i mum
E. Sprin kler sys tems that have been
½" (12,7 mm)
4
Or der Length In cre ment
met ric Inches
8,1 ½"
8,1 ½"
8,1 1/4"
8,1 1/4"
8,1 ½"
8,1 ½"
Avail able Ap proved Fin ishes and "A" Di men sions
®
with "A" di men sions 1-1/2" to 45-1/2" (38,1 mm to 1 156 mm)
®
or White with "A" di men sions 3-1/4" to 47-1/2" (82,5 mm to 1
207 mm)
®
or Brass with "A" di men sions 3" to 47" (76,2 mm to 1 194 mm)
De cem ber 17, 2004
STAN DARD RE SPONSE
DRY HOR I ZON TAL
SIDE WALL SPRIN KLERS
ately re moved or, if nec es sary, ad di -
tional sprin klers in stalled.
sys tem must be re moved from ser vice.
Re fer to the ap pro pri ate sys tem de -
scrip tion and/or valve in struc tions.
Prior to re mov ing the sys tem from ser -
vice, no tify all AHJs. Con sid er ation
should be given to em ploy ment of a
fire pa trol in the ef fected area.
1. Re move the sys tem from ser vice,
drain all wa ter, and re lieve all pres -
sure on the pip ing.
2. Using the spe cial dry sprin kler
wrench, re move the old sprin kler
and in stall the new unit. Care must
be taken to en sure that the re place -
ment sprin kler is the proper model
and style, with the ap pro pri ate "A"
di men sion, or i fice size, and tem per -
a ture rat ing. Fol low in struc tions in
sec tion 6. IN STAL LA TION.
3. Place the sys tem back in ser vice and
se cure all valves. Check for and re -
pair all leaks.
sub jected to fire must be re turned to
ser vice as soon as pos si ble. The en -
tire sys tem must be in spected for
dam age, and re paired or re placed as
nec es sary. Sprin klers that have been
ex posed to cor ro sive prod ucts of
com bus tion or high am bi ent tem per -
a tures, but have not op er ated, should
be re placed. Re fer to the AHJ for
min i mum re place ment re quire ments.
Tem per a ture KEY
Fin ish
Es cutch eon (if ap pli ca ble)
A1X
3
List ings and Ap provals
6
mm cULus FM
12,7 A1 A1
12,7 A1 A1
6,35 B2 B2
6,35 B2 B2
12,7 A3 A3
12,7 A3 A3
Form No. F_073091
2
5
NYC
A1
A1
B2
B2
A3
A3