Weil-McLain CGi Series 3 Installation And Maintenance Manual page 15

CG i
GAS-FIRED wATER BOILER- sERIEs a -
Boiler Manual
3c
Venting - Direct exhaust - components
Obtain vent system components
1. The following special gas vent systems comply with UL- 1 738
and ULC-S636 standards and are certified by CSA as the only
systems suitable for use with CGi boilers (all 3" diameter):
Heat-Fab, Inc. Saf-TVen~
Flex-L International, Inc. StaR-34
Z-Fiex"', Inc. Z-Vent ll
Pro Tech Systems FasNSeal"'
ri&:-- W -A _ R _ N ..., IN - -.,... GI Use only the vent starter of the same manu-
. fucturer as the vent components. Do not mu
components from different systems. The vent
system could fail, causing flue gas spillage,
resulting in severe personal injury or death.
2. Select vent method based on page 14 and installation requirements.
3. Refer to Table 4 for maximum vent run lengths and number
of elbows. Do not exceed data in Table 4.
Massachusetts installations
(a)
Por
all side wall horizontally vt:nttd
gas futkd
fllllipmc:nt installtd in ev-
ery dwdling, building o r
structu~
USt"d
in whok or
in
part for midt:ntial
purposes, including those own«< or O}M'rattd by
tht Commonweahh and
wheno tht sidt
wall
ahausl
~nt
termination
is
lts.s than stVt:n (7) fen
ab~
finished grade in the an:a of the venting. including but not li.m.itcd to dcdu
and porches, the following nql..lin:ments shall be satisfied:
I.
INSTALLATION OF CARBON MONOXIDE DETECTORS. At
the time o(
installalion
of tht sick wall
horizontal vt:nt«<
gas
fueltd
equipment, the installing plumber or gas fitter shall observe that a
hard wirtd carbon monoxick dct«tor with an alarm and battery
back-up is installed on the floor levd where the gas equipment is
to be installed.
In
addition. the installing plumber or gas fitter shall
obst:~
that
a
battery
o~rated
or hard wirtd carbon monoxick
dd«tor with an aJarm is installtd o n
each
additional lt:vcl o( the
dweUing, building or
strudu~
stT"Vt"d
by the side wall horizontal
vmt«<
gas
futled t:quipmmllt shall
~
tht: usponsibil ity o( the
property owner to secure the services of qualified licensed profc.s-
5iorials for the installation o( hard wirtd carbon monoxide dett:ctors
a. In the
~nt
that the $ide wall horizontally vmttd
gas
futled
~uipment
is installed in a crawl spaao or an attic, the hard
wn·t:d carbon monoxide ddtctor with alarm and battt:ry back·
up
may
be installed on the next adjacmt floor leo."!
I.
b. ln the n-mt that the
r~qu.i remt.nts
of this subdivision can not
~
mtt at the
tim e of complttion of installation, the owner
shall
ha~
a
~ri od
of thirty (30) days to comply with the above
requ.in:'mcnts; provided,
hoV~"!Yet>
that during said thirty (30)
day
~riod.
a battery opt-rat«< carbon monoxide det«tor with
an alarm
shall bt:
installed.
2. APPROVED CARBON MONOXIDE DETECTORS. Each
carbon monoxide detector as uquirtd in accordanct: with the above
provisions
shall
comply with NFPA 720 and be ANSIIUL 20}41isted
and lAS o:rtificd.
3. SIGNAGE. A metal or plastic idC'Jltification plate shall be perma·
nm~y
mount«< to the t':Xterior of the
buildin~at
a minimum height
of tight (8) f«t abo\'t' gradt dir«tty in line with tht: t:xhaust \'fllt
terminal for t.ht horizontally vmted
gas
fucltd heating
appliance or
~uipmt:nt.
Tht:
sign
shall rt'ad, in print 5itt no
~ss
than
onc-half(l/2) inch in,;,., "GAS
VENT DIRECTIX BELOW.
KEEP
CLEAR OF All OBSTRUCTIONs.•
4. INSPECTION. The state or local
gas
insptctor of
t.ht
side wall hori·
zontaU y
~nted
gas
fuded equipmmt shall not appi'O\'t' tht
Part Number 550-142-780/0712
Table 4 Maximum vent length
Max. vent
Total number of elbows (Note 1)
length (feet)
1 2 3 4 5 6
CGi-25 to CGi-6 55
48 41
34
27
20
CGi-7 35 28
21 14
7
--
CGi-8 28 21
14
7
-- --
Note 1: Do
not
indude termination fitting IMlen
COll1ting total number of elbctN.
4. Select vent components from separate CGi,
&
GV Vent
Component Supplement. All components, including the
vent starter, must be
of the same vent manufacturer. Do not
mix components.
installation unkss, upon insptction, tht: insptetor obst:rvn carbon
monoxidt dettdors and signagt instalkd in accordana with tht
provisions of248 CMR 5.08(2)(a) I throogl14.
(b)
EXEMPTIONS:Th<foU owing<qu;pmcntis<Xt:mptfrom248CMR5.08(2)
(a)
I
througl14:
I. The
cquipmC'llt listed in Chapter 10 entitled .. Equipment
Not
Required
To
Be
Vented,. in the ma>t cum:nt edition ofNFPA 54 as adopted
by
the
Board;
and
2. Product ApprovM side wall horizontally
~nt«<
gas
fueltd toquip·
ment instalkd in
a
room or
structu~
St:parate from the dwdling.
building or structure us«< in whole or in part for rnidential pur·
pastS.
(c)
MANUFACTURER REQUIREMENTS -GAS EQUIPMENT VENT-
ING SYSTEM PRCNIDEO. When the manufiu:turcrofProductApp<mM
side wall horizontally vented gas toquipment provicks
a
~nting
system
design or
~ntingsystem
components with thet:quipmmt, the instructions
provided
by
the
manufactu~r
for installation of the toquipment and tht
~nti ng
system shall include:
1. Octruled instructions for the installation of the venting
system
design or the
~nting
system
components;
and
2. A com plete parts
list
for the
~nting
system dtsign or
~nting
system.
(d) MANUFACTURER REQUIREMENTS -GAS EQUIPMENT VENT-
ING SYSTEM NOT
PROVIDED.
When the manufactu«"r of a Product
Approvtd sick wall horizontally w nttd gas fuekd t:quipmt.nt
don
not
provide the parts for venting the
flue
gases, but identifies .. spcx:ial venting
systems~the
following requirements shall be satisfied by the manufactu.rer:
1. The rden:no:d "speciaJ venting S)'Stem,. instructions shall
be
included with the appliano: or equipment installation instructions;
and
2. The .. spcx:ial
~nting
systems'" shall be Product Appro\"!d
by
the
Board.
and the instructions for that S)'Stcm shall include a parts list
and detailed installalion instructions.
(~)
A copy of al1 installation ins.tructiom for all Product Approvtd sidtwall hori·
zontally \'t'flttd gas fotkd
~uipm ml)
aU \'fllting instructions, all parts lists
for venting instructions, and/or all vt:nting des.ign instructions shall re:main
with the applianct: or ('QU.ipmmt al the com pletion of
t.ht
installation.
15