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Installation Instru ti6hs ( ont'd)
Venting (cont'd)
Gas
All vent gases must be completely vented to the outdoors of the
structure (dwelling). Installonly the draft hood provided with
the new water heater and no other drafthood.
Ven_ pipes must be secured at each ioint with sheet metal screws,
I
RISE PER LINEAR
FOOT
I
TO
CHIMNEY
VENT PIPE INSTALLATION
AWARNING
take sure the gas suppliedisthe sametype listed on the
nodel rating plate.The inlet gaspeessummust not exceed
0.5 in.water column(2.61dPa)for naturalgasor 13in.wa_er
column(3.2kPa) for propane (L.R) ga_ The minimum inlet
gaspressurelistedon the model radngplate isfor the pur-
poseofinput
AWARNING . I
[ ff the gascontrolvalveissol.-ted to pressuresexceeding 'AI
I poundpersquareinch(3.SkPa),the damageto the gascon-J
I trel valve €°uld result ina tire oc _ ion fr°m leak_g ges" J
There must be a minimum of 6" clearance between single wall
vent pipe and any combustible material. Fill and seal any clear-
ance between single wall vent pipe and combustible material
with mortar mix, cement, or other noncombustible substance.
Fot other than single wall, follow vent pipe manufacturer's clear-
ance specifications. To insure a tight fit of the vent pipe in a
brick chimney, seal around the vent pipe with mortar mix
cement.
I . A WARNING
If the main gashneshutoffserving.ai.Igasappliancesis used,
aisotorn "OFF" the ps at eachapld*ance.Lemeall gesappli-
ancesshut offuntilthe waterheater installationiscomplete.
I . A WARNING J
Failureto have reqmred _ betweenvent pipingand
combustiblematerialwill resultin a flr_ hazard, I
A WARNING I
I Besurevantplpob properlyconnectodtopr_mt escapeofI
[ den_rous_ gesoswitch €ouldcamedeadtyasphyxiatio_
A WARNING
i
Chemical vapor corrosionof the flue and vent system may
occurif air for combustioncontainscertainchemicalvapors.
Spray.canpropellantgcleaningsolvents, refrigerator andair
conditioner refrigerants,swimmingpool chemicals,.calcium
and sodiumchloride,waxes,bleach,andprocessthem,cals are
typical compoundswhicharepotentiallycorrosive.
A gas line of sufficient size must be run to the water heater.
Consult the latest edition of National Fuel Gas Code ANSI
Z223.1, also referred to as NFPA 54 and the gas company con-
cerning pipe size.
There must be:
• A readilyaccessiblemanual shut off valve in the gas supply line
serving the water heater, and
• A drip leg (sediment trap) ahead of the gas control valve to help,
prevent dirt and foreign materials from enteting the gas enntroi
valve.
• A flexible gas connector or a ground joint union between the
shutoffvalve and control valveto permit servicingof the unit.
Be sure to check all the gas piping for leaks before lighting the
water heater. Use a soapy water solution, not a march or open
throe. Rinse offsoapy solution and wipe dry.
Standard Models are for installation up to 3,300 feet above sea
level.
fI-_h Altitude Models are for installation from 3,300 to 5,500
t above sealevel.
Ifa standard model is installed above 3,300 feet or a high altitude
model is installed above 5,500 feet, the input taring must he
reduced at the rate of 4 percent for each 1,000 feet abovesea level.
Contact your local Sears Service Center or gas utility for further
information.
AWARNING I
The appliance and its gasconnection must be leak tested
beforeplacingtheapplianceinoperation.
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