User guide

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Corporate Office: 724.584.5500  Instant Access 24/7 (Parts and Service): 800.458.1960  Parts and Service: 814.437.6861
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SetupScreens(Passwordis“000”)
Compressor Setup
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Adjustthecutinandcutoutpointsforthe
refrigerationcompressor(s).CutinandCutOut
valuesarerelativetoSetpoint.
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Temperature Alarm Settings
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Adjustthetemperaturealarmpoints.“Hi”and
“Lo”designateWarningpoints.Thesystemwill
showanamberflashifoneofthesepointsis
reached,buttheunitwillnotshutdown.“HiHi
andLoLo”areCriticalAlarmPoints.Thechiller
willshutdownifoneofthesepointsisreached.
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The“HiTempBypassTimer”isanadjustable
timerthatwillbypassthetemperaturewarnings
forsometimeafterstart‐up.
Freezestat Setup
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SettheFreezestattothechilled water
temperatureshownforyourglycolsolution
concentrationperTable 3(onpage21).The
chillerwillhaveacriticalFreezestatalarmifthe
FreezestatsensordetectswateratthisSetpoin t.
Thesystemmaynotberestarteduntilthewater
reachestheSetpoint+the
Cut‐invalue.
Hot Gas Bypass PID
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Ifthechillerseemstofunctionnormallybuthas
difficultymaintainingsetpoint,consultConair
CustomerServiceforassistancewithPIDTuning.