WaterLogic WL290 - Troubleshooting Manual

WL290Manual Page57Revision9‐3‐2019
HOTWATERTROUBLESHOOTINGINDEX
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1. HotWaterisnotHot85°C(185°+/‐5°F)
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IncludedinthissectionaretheTwoResettableHotTankOverloads(HighLimitSafety)
Instructions.
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1. HotWaterisnotHot85°C(185°+/‐5°F)
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TheHottemperaturesetpointis85°C(185°F)andiscontrolledbyathermistorinthewellof
theHotTank.
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TherearetwoHotTankOverloadDevices(HighSafetyLimit)onthesideoftheHotTankthat
willtriptopreventdamagetotheunitifthetankisdryheated(turnedonwithoutwaterin
it).
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Ittypicallytakes10minutesforthe500Wtoheatthe1.6Literofroomtemperature
(ambient)watertothe85°C(185°F)setpoint.
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PossibleReason Solution
Nopowertoheaterelements
CheckthattheRedHeaterandCompressor
switchison.
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TurnRedHeaterandCompressorSwitchon.
I=ON
HotTankOverloadDevices
(HighSafetyLimit)tripped
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HotTankOverloadDevices
(HighSafetyLimit)isasafety
featuretoensurethetankdoes
notoverheat.
HotTankOverloadDevices(HighSafetyLimit)will“click”
whenpushed.TheHotTankOverloadDevices(High
SafetyLimit)areautomaticallyresetwhenpressed.
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SeeResetting HotTankOverloadDevices(HighSafety
Limit)Instructionsthatareincludedfurtherbelowinthis
TroubleshootingSection
HotTankOverloadDevices
(HighSafetyLimit)“open”on
HotTank
TurnPoweroff.
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CheckOHM’sresistanceacrossterminalsoneachofthe
HotTankOverloadDevices(HighSafetyLimit)separately.
Goodcomponentswillindicateaclosedcircuitorzero
OHM’sonthemeter.
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Replacecomponentsasnecessary.
Looseorimproperlyconnected
wire(s)totheheatingelement/
hottank.
Visuallyinspectwireleadsgongtothehottank;confirm
properconnectionstotheheatingelements.
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Hottanklifeis3‐5years,dependingonusage.
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