Jacuzzi J-SN180W - Installation of Plumbing; Pressure Relief Valve Requirements; Isolation Valves and Piping

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16 JacuzziSignatureWaterHeatersJ‐S180/J‐S199
InstallaonofPlumbing
Amanualwatercontrolvalvemustbeplacedinthe
waterinletconnecontothewaterheaterbeforeitis
connectedtothewaterline.Unionsmaybeusedon
boththehotandcoldwaterlinesforfutureservicing
anddisconneconoftheunit.
DONOT
• Donotintroducetoxicchemicalssuchasthose
usedforboilerwatertreatmenttothepotable
waterusedforspaceheang.
MUSTDO
• Thepiping(includingsolderingmaterials)and
componentsconnectedtothisappliancemustbe
approvedforuseinpotablewatersystems.
• Purgethewaterlinetoremovealldebrisandair.
Debriswilldamagethewaterheater.
• Iftheappl iancewillbeusedasapotablewater
source,itmustnotbeconnectedtoasystemthat
waspreviouslyusedwithanonpotablewater
heangappliance.
• Ensurethatthewaterfilteronthewaterheateris
cleanandinstalled.
PipingRequirements
PressureReliefValveRequirements
Installapressurereliefvalveaccordingtolocal
plumbingcodesandthese instrucons.
Anapprovedpressurereliefvalveisrequiredbythe
American Naonal Standard (ANSI Z21.10.3) forall
waterheangsystems,andshallbeaccessiblefor
servicing.
DONOT
• Donotplugthereliefvalveanddonotinstallany
reducingfingsorotherrestriconsintherelief
line.Therelieflineshouldallowforcomplete
drainageofthevalveandtheline.
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• Donotplaceanyothertypevalveorshutoff
devicebetweenthereliefvalveandthewater
heater.
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MUSTDO
• Thereliefvalvemustcomplywiththestandardfor
Relief Valves and Automac Gas Shutoff Devices for
Hot Water Supply Systems ANSI Z21.22and/orthe
standardTemperature, Pressure, Temperature and
Pressure Relief Valves and Vacuum Relief Valves,
CAN1‐4.4.
• Thereliefvalvemustberatedupto150psiandto
atleastthemaximumBTU/hroftheappliance.
• Thedischargefromthepressurereliefvalveshould
bepipedtothegroundorintoadrainsystemto
preventexposureorpossibleburnhazardsto
humansorotherplantoranimallife.Followlocal
codes.Waterdischargedfromthereliefvalve
couldcausesevereburnsinstantly,scalds,or
death.
• Thepressurereliefvalvemustbemanually
operatedonceayeartocheckforcorrect
operaon.
• Thereliefvalveshouldbeaddedtothehotwater
outletlineandnearthehotwateroutletaccording
tothemanufacturer’sinstrucons.DONOTplace
anyothertypevalveorshutoffdevicebetween
thereliefvalveandthewaterheater.
INFORMATION
• Ifareliefvalvedischargesperiodically,thismaybe
duetothermalexpansioninaclosedwatersupply
system.Contactthewatersupplierorlocal
plumbinginspectoronhowtocorrectthis
situaon.Donotplugthereliefvalve.
• TheAmerican Naonal Standard (ANSI Z21.10.3)
doesnotrequireacombinaontemper atureand
pressurereliefvalveforthisappliance.However,
localcodesmayrequireacombinaon
temperatureandpressurereliefvalve.
IsolaonValves
Jacuzzirecommendsinstallaonofisolaonvalveson
thecoldandhotwaterlines.Isolaonvalvesprovide
theabilitytoisolatethewaterheaterfromthe
structure’splumbingandallowquickaccesstoflush
theheatexchanger.