A.O. Smith 197835-001 Water Heater User Manual


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3. Changing the Display Units
Thedisplayinterfacetotheheaterhastheoptionofselectingbetween
degreesFahrenheitanddegreesCelsiusfortemperaturedisplays.This
canbefoundinthe“DisplaySettings”menu.Alsointhismenu,youmay
adjusthowthebacklightoperatesandthecontrastoftheLCDscreen.
ACTION:
FromtheMainMenu,presstheDownbuttontohighlight"Display
Settings"thenpressSelect.
DISPLAY:
ACTION:
UsetheUPandDOWNbuttonstohighlightthedesiredsetting.Then
pressChange.Again,usetheUPandDOWNbuttonstoscrollthrough
theoptionsforthatsetting.
DISPLAY:
ACTION:
Press UpdatetoacceptthechangeorCancel torejectit.
DISPLAY:
4. Fault Conditions
Thiswaterheaterisequippedwithelectroniccontrolsthathavethe
abilitytomonitoralmostallaspectsofthewaterheateroperation.In
the case that there is an undesirable or unsafe condition that occurs,
thewaterheatercontrolswilldetectthisconditionanddeterminethe
appropriateaction.PartofthisisdisplayingtheinformationontheLCD
inplaintextthataccuratelydescribestheconditionanddiagnostics
informationthatcanbeusedtocorrecttheissue.
• Faults: This is a safety related condition that has been detected
by the heater.
NOTE: When these conditions occur, the water heater will not
continueanyfurtherheatingcyclesandthewaterwillnolongerbe
heateduntiltheconditioniscorrectedand,inmostcases,powerhas
been cycled.
Example of a Fault:
Advanced Diagnostics Information
Whenafaulthasbeendeclared,advancedinformationcanbefoundin
thecontrol.BypressingtheAdvancedbutton,detailedinformationcan
befoundregardingdiagnosingandresolvingtheproblem.
WARNING: Usage of the Advanced information requires ability
equivalent to that of a licensed tradesmen in the eld involved.
5. Access to the Current Fault
Whenafaulthasbeendetectedbythecontrol,itwillautomaticallybe
displayedonthescreenandthebacklightwillblink.Ifyouchoosetoleave
thecurrentfaultbypressingtheBackkey,youcanalwaysreturntothe
faultscreenthroughthemenu.
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