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Installation Instructions (cont'd)
Venting (cont'd)
All vent gases must be completdy vented to the outdoors of the
structure (dwelling). InstaU only the drafthood provided with
the new water heater and no other drafthood.
Vent pipes must be secured at each joint with sheet metal screws.
TO
CHIMNEY
VENT PIPE INSTALLATION
Gas Piping
AWARNING
Make sorethe gassuppliedis the sametype listedon the
model rating plate.The inletgaspressuremustnot exceed
14 incheswater column ½poundper squareinch(3.SkPa).
The minimum inlet gaspressurelistedon the model ratin
plateisfor thepurposeofinputadj_
AW.A.RNING [
Ifthe gascontrolvalveissubjectedto pressuresexceeding ½[
pound per square inch(3.SkPa),the damageto the gascon-[
[trel valvecouldresultin aEreor explosionfrom leakingga_
There must be a minimfim 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.
For other than single wall, follow vent pipe manufacturer's dear-
ance specifications. To insure a tight fit of the vent pipe in a
brick chimney, seal around the vent pipe with mortar mix
cement.
AWARNING [
If the main gaslineshutoffservingallgasappliancesisused,[
alsoturn "OFF" thegasat eachappliance.Leaveallgasappli-
ancesshutoffuntilthe water heater installationiscomplete.
AWARNING
Failureto haverequiredclearancesbetweenvent pipingand
combustiblematerialwillresultinafire hazard.
AWARNING [
Besureventpipeisproperlyconnectedto preventescapeof
dangerousfluegaseswhichcoud causedeadlyasphyxation.
AWARNING
Chemical vapor corrosionofthe flue and vent systemmay
occurif air for combustioncontainscertainchemicalvapors.
Spraycanpropellants,cleaningsolvents,refrigerator and air
conditionerrefrigerants, swimmingpool chemicals,calcium
and sodiumchloride,waxes,bleach,and processchemicalsare
typicalcompoundswhicharepotentially corrosive.
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, alsoreferred to as NFPA54 and the gascompany concern-
ing pipe size.
There must be:
• A readilyaccessible manual shut offvalve in the gassupply line
serving the water heater, and
• A drip leg (sediment trap) ahead of the gascontrol valveto help
prevent dirt and foreign materials from entering the gas control
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 match or open
flame. Rinse offsoapy solution and wipe dry.
Standard Models are for installation up to 3,300 feet above sea
level.
High Altitude Models are for installation from 3,300 to 5,500
feet above sea level.
Ifa standard model is installed above 3,300 feet or a high altitude
model is installed above 5,500 feet, the input rating must be
reduced at the rate of 4 percent for each 1,000 feet above sea level.
Contact your local Sears Service Center or gas utility for forther
information.
AWARNING
The appliance and its gasconnectionmust be leak tested
beforeplacngthe appliancein operation.
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