Gas Piping; Venting - Kenmore 153.334590 Owner's Manual

Installation Instructions (cont'd)
Venting (cont'd)
Gas Piping
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 draE hood.
Vent pipes must be secured at each joint with sheet metal screws.
TO
_R I CHIMNEY
I
VENT PIPE INSTALLATION
&WARNING
Make sure the gas supplied is the same type listed on the
model feting piete. Tbe inlet gas pressure must not exceed
10.5i_ water column (2.6kPa) for natural gasor 13 in.water
column (3.2kPa) for propane (L.R) gas.The minimum inlet
gas pressure6-tod on the model reting pl_ is for the pur.
poseof input odjustmont.
AWARNING
If the gascontrol _ is subjectedto pressuresexceeding ½
pound per square inch (3.SkPa), the damage to the gas con-
trel valve couldresult in a Ere or explosionfrom leaking
There must be a minimum of 6" clearance between single wall
vent l)ipe and any combustible material. Fill and seal any dear-
ance t_etween single wall vent pipe and combustible material
with mortar mix, cement, or other noncombustible substance.
W " ' '
or other than single wall, follow vent pipe manufacturers 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.
A, WARNING I
Failureto haverequired dearances between ventpiping and I
€ombum'ide m aterialwillresultina firehazard. I
A WARNING I
Be surevontpipeispropedyconnected to pm,_nt escape of
dongemus g ue geses whichcoukl c ause deadly asphyxiation.
AWARNING
Chemical vapor corrosion of the flue and vent system may
occur if air for combustioncontainscertain chemicalvapor_
Spray can propellants,denning solvents,refrigerator and air
conditioner refrigerants, swimming pool chemicals, calcium
and sodium chloride,waxes,bleach,and processcbemiads are
compounds which are potentiallycon'oslve.
AWARNING I
If tbe maingaslionshutoffserving all gasappliances i sused,I
also turn"OFF" thegasat e_h appliance. Leave allgasappli-
ances shutoffuntilthe waterheaterinstallation i scumpiete.
A gas line of suPBcient size must be run to the water heater.
Consult the latest edition of National Fuel Gas Code ANSI
Z223.1, _so referred to as NFPA54 and the gas company concern-
mg pipe size.
There must be:
i A readily accessible manual 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 entering the gas control
Valve.
• A flexible gas connector or a ground joint union between the
shutoffvalve and control valve to permit servicing of the unit.
Be sure to check all the gas piping for leaks before li__,htin_the
water heater. Use a soapy water solution, not a matc_ or _pen
flame. Rinse offsoapy solution and wipe dry.
Standard Modds are for installation up m 3,300 feet above sea
levd.
High Altitude Models are for installation fi'om 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 udlity for further
information.
&WARNING
The applianceand its gasconnection must be leak tested
beforeplacing die appliancein operation.
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