Vacation And Extended Shutdown; Troubleshooting Chart - Rheem CRTGH-95X Series Use And Care Manual

VacationandExtendedShutdown
WARNING:
Failuretodrainthewater
heatercancauseseriouspersonalinjuryfromscalding
and/orproductdamage.
Ifthewaterheateristoremainidleforanextended
periodoftime,thepowerandwatertotheheater
shouldbeturnedoff.
TroubleshootingChart
The informationinthefollowingtroubleshootingchart
mayhelpyoudiagnoseand/orfixaproblemyoumaybe
experiencing.Pleasereviewthischartbeforecalling
forserviceassistance.
DANGER:
ShockHazard–Makecertain
powertothewaterheaterisOFFbeforeremoving
protectivecoverforanyreason.Electricshockwill
causedeathorseriouspersonalinjury.
Problem
Notenoughornohotwater.
CARING FOR YOUR WATER HEATER
Thewaterheaterandpipingshouldbedrainedifthey
might be subjected to freezing temperatures. See
"Freeze Protection"sectiononpage22.
After an extended shutdown, the water heater's
operationandcontrolsshouldbecheckedbya
qualified service technician.
WARNING:
attemptrepairofelectricalwiring,gaspiping
remotecontrol,burners,ventconnectors,orother
safetydevices.Referrepairstoaqualifiedservice
technician.
PossibleCause
1.
UnitisnotON.
2.
Watershut-offvalveisnotcompletely
opened.
3.
Hotwaterfaucetisnotcompletely
opened.
4.
Waterpipingisfrozen.
5.
Electricalpowerisdisconnectedor
watersupplyisshutoff.
6.
Thetemperaturemaybesettoolow.
7.
Mixingvalvemalfunctions(if
applicable).
8.
Errorcodedisplayedontheremote
control.
9.
Notenoughwaterdemand.
10.
Waterfilteriscloggedordirty.
11.
Fixtureaeratoriscloggedordirty.
12.
Scalebuildupintheheatexchanger.
13.
Hotandcoldwaterlinesreversed.
ForYourSafety,DONOT
Solution
1.
Turnontheunitbypressingthe
POWERON/OFFbutton.
2.
Checkshut-offvalveandopencom-
pletely.
3.
Openhotwaterfaucetcompletely.
(Themainburnergoesoffwhenincoming
watervolumeisinadequate.)
4.
Allowpipingtothaw.
5a.
 P luginthepowercordorreconnect
thepowersupplyatthecircuitbreaker
box.
5b.
 C ompletelyopenthewatersupplyvalve.
(Inadequatewatervolumewillcausethe
mainburnertoturnoff.)
6.
Increasethetemperaturesetting.
7.
Checkandreplacethemixingvalve.
8.
See"Service Error Code Chart"on
page26.Ifrequired,contacta
qualifiedservicetechnician.
9.
Increasethehotwaterflowatthe
faucet.
10.
Cleanthewaterfilter.(Seepage17.)
11.
Cleantheaerator.
12.
Checkforerrorcode.Ifrequired,
contactaqualifiedservicetechnician.
13.
Reversethewaterlines.
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