Venting - Kenmore 153.330401 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 draft hood.
Vent pipes must be secured at each joint with sheet metal screws.
FOOT I
!
TO
CHIMNEY
VENT PIPE INSTALLATION
AWARNING
Make sure the gas supplied is the same type listed on the
I .n_<l. e l rating plate. The inlet gas pressure must not exceed
[ 14 mcbes water column ½ pound.per square inch (3.5k.Pa). I
I The minimum inlet gas pressure !isled on the model rating I
[ is
of put justmant
j
AW.ARNiNG I
ff the gas control valve is subjected to pressuresmtceeding ½
pound per square inch (3.5kPa), the damage to the gas con-
trel vaive conld result n a fire or explos_n from leaking gas.
There must be a minimum of 6" dearance between single wall
vent pipe and any combustible material. Fill and seal any dear-
anee 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'sdear-
ance specifications. To insure a tight fit of the vent pipe in a
brick chimney, seal around the vent pipe with mortar mix
cement.
&WARNING I
i ff the maingas line shutoff s erving al gasap_ionces i s used, I
I _so turn "OFF" the gasat eachappI.Eu_e. Leaveail gasapl_ I
Iances shut off until the water heater mstaEation is complete. I
AWARNING
Failureto haverequired_ces between vent pipingand
combustible materialwl result n a fire hazard.
AWARNING l
Be sure rant pipe is properly connected to pmvant escape of
dangerous fluegases whichcouldcausedeadlyasphyxiation.
AWARNING
Chemical vapor corrosion of the flue and vent system may
occur if air for combustion contains certain chemical vapors.
Spray can pro_. Ihnts, dean!ng solvents, refrigerator and air
conditioner refrigerants, svnmming pool chemicals, calcium
and sodium chloride, waxes, bleach, and processchemicals are
typicalcompounds w hichare potendaily 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, also referred to as NFPA54 and the gascompany concern-
ing pipe size.
There must be:
• A readily accessible manual shut offvalve 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
shutoff valveand control valve to permit servicing of 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 soludon 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 apphance and its.. g as connection must be lear tested
before placing the appimnce in opel-adon.
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