WaterLogic WL250 Operating instructions

WL250Manual Page53‐Revision:12‐12‐2018
POWERTROUBLESHOOTINGINDEX
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1. RedHeaterandCompressorPowerSwitchwon'tlight,andtheRedLEDon
theFrontwon'tlight
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2. RedPowerSwitchislitbuttheredLEDontheFrontisnotlit
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3. CompressorRunsbutdoesNotChill
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4. CompressorisNotRunning
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1. RedHeaterandCompressorPowerSwitchwon’tlightandtheRedLEDon
theFrontwon’tlight
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PossibleReason Solution
CircuitBreaker ChecktheCircuitBreaker
FuseisBlown ReplaceFuse
Defective/LoosePowerCord Checkthatpowercordisproperlypluggedin.Ifitisproperly
pluggedin,useadifferentpowercordtoverify.
FailedPowerLineNoiseFilter,
ElectroMagneticInterference
filter(EMI)
ReplacePowerLineNoiseFilter,ElectroMagneticInterference
filter(EMI)
DefectiveRedHeater/
CompressorSwitch ReplaceRedHeater/CompressorSwitch
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WL250Manual Page54‐Revision:12‐12‐2018
2. RedPowerSwitchislitbuttheRedLEDontheFrontisnotlit
PossibleReason Solution
BadTransformer ReplaceTransformer
BlackPowerConnectortothe
PCBisnotproperlyconnected Properlyconnect.
BadFrontPCB
ReplaceFrontPCB
HotandCold–P/NEN‐6085WLCPPN12‐8103
ColdOnly–P/NEN‐6086WLCPPN12‐8615
DefectiveRedHeater/
CompressorSwitch ReplaceRedHeater/CompressorSwitch
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3. CompressorRunsbutDoesNotChill
PossibleReason Solution
Condenserisdirty Cleanthecondensingcoilofanyobstructionsordust.
Reductionofairflowintounit. Makesureunitisnotunderminimumventilationrequirements(2
to4inches).
Compressorisrunningvery
hot. Loworlostrefrigerant.Refrigerantrechargerequired.
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4. CompressorisNotRunning
PossibleReason Solution
RedHeaterandCompressor
Switchbuttononunitisinthe
offposition
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TurnRedHeaterandCompressorSwitchon.
I=ON
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CompressorStartingCircuit
TurnRedHeaterandCompressorSwitchoff.O=OFF.
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Removethecompressorcaponsideofthecompressor;
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Disconnecttheblackandredterminalconnectors;
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Inspectthestarterandoverloadrelayforanydefects.
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Replacecomponents(s)asneeded.
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TurnRedHeaterandCompressorSwitchonI=ONandretest
compressoroperation.