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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a. ThisisthecontrolsignalbeingsenttotheHotGasBypassValve.Percentage
correspondstopercentopen.Thereissomelaginvalveresponse,soitwillnot
correspondtotheexactvalvelocationatalltimes.
b. Thisisaheatingfunctionanditwillopento
preventtheSupplyTemperature
fromdroppingbelowtheSetpoint.
c. Itisnormalforthevalvetobeopenatsomepercentageatalmostalltimes.This
chillerisdesignedwithexcesscoolingcapacity,andthisvalvebalancesthat
excesscapacity.
d. AhissingnoiseemittedfromtheHotGasBypass
Valveistypicalwhenthevalve
isopen.
e. IftheSupplyWaterisconstantlyafewdegreesundersetpoint,theprocessison,
andtheHGBP%ishigh,theremaybeanelectricalormechanicalproblemwith
theHotGasBypassValve.Onemaynoticealackofahissingsoundinthiscase.
ActiveAlarmsScreen/AlarmHistory
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