Hayward Pools H250FDN User Manual download pdf (Page 13)

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Proverswitchopendur-

ingpost-purgeerror

Iftheblowerproverswitchopensduringthepost-purgecycle(heaterisnotr-

ing)thecontrolwilldisplaytheerrorcode.Thepost-purgecyclewillbecom-

pletedoncetheblowerproverswitchcloses.

Proverswitchclosed

whenexpectedopen

error

Iftheblowerproverswitchisclosedbeforeblowerstart-upthecontrolwillnot

starttheblower.Automaticresetisimmediatewhentheswitchopens.

Igniteropenerror Ifthecontrolisnotinlockoutandsensesthattheignitercircuitisopenwhen

theblowerisrunningthecontrolwillturnofftheblowerandgointolockout.

Automaticrestart2min.aftererroriscorrected.

Thermistorerror Anexcessivetemperaturedifferencebetweenthetwothermistors(5°Formore)

oran“outofbounds”conditiononbothsensors(lessthan10°Forgreaterthan

180°F)willresultintheerrorcode.Automaticrestartis2minutesaftertheerror

iscorrected.

Excessivewater

temperatureerror

Ifwatertemperatureexceeds105°Ftheheaterwillshutdownandgointolock-

out.Automaticrestartis2minutesafterwatertemp.dropsbelow105°F.

Rapidwater

temperaturerise

Ifwatertemperaturerisestoorapidlytheheaterwillshutdownandgointolock-

out.Automaticrestartisafter2minutes.Afterthethirdoccurrenceinthesame

callforheattheheaterwilllockout.

Keypadbuttonstuck

closederror

Ifoneofthekeypadbuttonsisclosed(orpressed)formorethan30stheerror

codewillbedisplayedbutthecontrolwillcontinuetofunction.Theerrorcode

willbeclearedwhentheconditioniscorrected.

Ignitionfailureerror Ifthecontrolexceedsthemaximumnumberofignitionretriesorrecyclesthe

heaterwillshutdownandgointolockout.Automaticresetis60minutes.

Communicationerror Ifcommunicationbetweentheignitionboardandthedisplayboardisnotestab-

lishedwithin3sofpower-upanerrorwillbedisplayed.Aftercommunicationis

established,ifitislostfor30s,theerrorwillbedisplayed.Theerrorcodewill

becleareduponavaliddataexchangebetweenboards.

Limitstringopenerror Ifthelimitstringopenstheheatershutsdownandgoesintolockout.Automatic

restartis2minutesaftertheerrorconditioniscorrectedandthelimitstring

closes.

EE EEPROMerror Anerrorwasdetectedintheignitioncontrolcircuitboard.

Figure5:ERROR CODES(continued)

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Hayward Pools H250FDN User Manual Page 13

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