State Industries A B C D E F 100 Water Heater User Manual


  Open as PDF
of 44
 
15
Thetemperature-pressurereliefvalvemustbemanually
operatedatleastonceayear,seeFigure28.Cautionshouldbe
takentoensurethat(1)nooneisinfrontoforaroundtheoutlet
ofthetemperature-pressurereliefvalvedischargeline,and(2)
thewatermanuallydischargedwillnotcauseanybodilyinjury
orpropertydamagebecausethewatermaybeextremelyhot.
Ifaftermanuallyoperatingthevalve,itfailstocompletelyreset
and continues to release water, immediately close the cold water
inlettothewaterheater,followthedraininginstructions,and
replacethetemperature-pressurereliefvalvewithanewone.
GAS PIPING
Makesuregassuppliedissametypelistedonmodelratingplate.The
inletgaspressuremustnotexceed14inchwatercolumn(3.5kPa)
fornaturalandpropanegas(L.P.).Theminimuminletgaspressure
shownonratingplateisthatwhichwillpermitringatratedinput.
All gas piping must comply with local codes and ordinances or with the
NationalFuelGasCode(ANSIZ223.1/NFPA-54)ortheNatural
GasandPropaneInstallationCode(CAN/CSAB149.1)whichever
applies.Copperorbrasstubingandttings(excepttinlinedcopper
tubing)shallnotbeused.
Ifthegascontrolvalveissubjectedtopressuresexceeding1/2psi
(3.5kPa),thedamagetothegascontrolvalvecouldresultinare
orexplosionfromleakinggas.
IfthemaingaslineShut-offservingallgasappliancesisused,also
turn“off”thegasateachappliance.Leaveallgasappliancesshut
“off”untilthewaterheaterinstallationiscomplete.
A gas line of sufcient size must be run to the water heater.
Consult the current edition of National Fuel Gas Code
(ANSIZ223.1/NFPA54)ortheNaturalGasandPropaneInstallation
Code(CAN/CSAB149.1)andyourgassupplierconcerningpipe
size.
There must be:
•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
shutoffvalveand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offsoapysolutionandwipedry.
HIGH ALTITUDE INSTALLATIONS
Ratedinputsaresuitableupto10,100feet(3,079m)elevation.Consult
thefactoryforinstallationataltitudesover10,100feet(3,079m).
WARNING:
THIS HIGH EFFICIENCY WATER HEATER IS CERTIFIED
FOR USE WITHOUT MODIFICATION FOR AN ALTITUDE OF 10,100
FEET(3,079METERS).INSTALLATIONSABOVETHESEALTITUDES
MAY REQUIRE REPLACEMENT OF BURNER ORIFICE. CALL THE
TECHNICALCENTERAT(800)365-0024FOR
REQUIREMENTS.
Somegasutilitycompaniesderatetheirgasforaltitude,making
itunnecessarytoinstallhighaltitudeorices.Callthelocalgasor
utilitycompanytoverifyBTUcontent.
Duetotheinputrationreductionathighaltitudes,theoutputrating
oftheapplianceisalsoreducedandshouldbecompensatedforin
thesizingoftheequipmentforapplications.
Usepipejointcompoundorteontapemarkedasbeingresistant
totheactionofpetroleum[Propane(L.P.)]gases.
Theapplianceanditsgasconnectionmustbeleaktestedbefore
placingtheapplianceinoperation.
TheapplianceanditsindividualShut-offvalveshallbedisconnected
fromthegassupplypipingsystemduringanypressuretestingof
thatsystemattestpressuresinexcessof1/2poundpersquareinch
(3.5kPa).Itshallbeisolatedfromthegassupplypipingsystem
byclosingitsindividualmanualShut-offvalveduringanypressure
testingofthegassupplypipingsystemattestpressuresequalto
orlessthan1/2poundpersquareinch(3.5kPa).
IMPORTANT: MAKE SURE THE GAS LINE IS PIPED IN WITH
HARD PIPE. AVOID FLEX LINE CONSTRUCTION FOR GAS DUE
TO POSSIBLE GAS FLOW PROBLEMS.
 previous next