American Water Heater 520 Spécifications télécharger pdf (Page 42)

Troubleshooting

42│Page

ERRORCODES





Theunitsareselfdiagnosticforsafetyandconveniencewhentroubleshooting.

 Ifthereisaproblemwiththeinstallationortheunit,itwilldisplayanumericalerrorcodeonthe3‐

digit 7‐Seg. LED on the computer board (visible through a window on the front cover) or remote

controller(ifinstalled)tocommunicatethesourceoftheproblem.

 Consultthetableonthefollowingpageforthecauseofeacherrorcode.



‐Singleunitinstallations‐

The7‐SegLEDandremotecontrollerdisplaysthewhole3‐digiterrorcode.



Example

:Ifyourunithasthe“321”errorcode(inletthermistorfailure)

 Waterheater:Itwilldisplay“321”onthe7‐SegLED.

 Remotecontroller:Itwilldisplay“321”onitsscreen.



‐Easy‐Linksystemforthe520(T‐H2)modelsonly‐

The7‐SegLEDoftheindividualunitwiththeerrorinquestiondisplaysthewhole3‐digiterrorcode.

Theremotecontroller(ifinstalled)displaysa3‐digitnumberwhichsignifieswhichunithastheerror,

andwhattheerrorcodeis.



Example:

IfUnit#2hasthe“321”errorcode(inletthermistorfailure)

 Waterheater#2:Itwilldisplay“321”onthe7‐SegLED,justlikeintheSingleUnitexample .

 Remotecontroller:Itwilldisplay“232”onitsscreen.Thefirst“2”indicatesthatUnit#2hasthe

error.The“32”indicatesthefirsttwodigitsofthe“321”errorcode.

Errorcodeonthe

remotecontroller

Errorcodeonthecomputerboard

3‐digit7‐Seg.LED

Unit#1

PARENT

unit

Unit#2

CHILDunit

Unit#3

CHILDunit

Unit#4

CHILDunit

Remotecontroller

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