User guide



Corporate Office: 724.584.5500  Instant Access 24/7 (Parts and Service): 800.458.1960  Parts and Service: 814.437.6861
25



PumpRunningHoursButton
PressandholdthePumpRunningHoursButtontodisplaytheamountoftimethatthepump
hasbeenenabled.Therunninghourswillbeshownintheprocessdisplaywindow.Displayof
runninghoursisinunitsofhundredssoadisplayvalueof10wouldmean1,000hours.The

runninghourswillbedisplayedforaslongasthebuttonisheld.Thehourswillbedisplayedfor
aslongasthebuttonisheld.Controlisnotdisturbedwhilethehoursarebeingdisplayed.


PumpTestButton
Whilethechillerisstopped,thisbuttonmaybeusedtobrieflyengagethepumptotestits
operation.Thepumpwillnotrunifthereareanyactivealarms.Thepumpmaybeshutdownby
eitherpressingtheStopbuttonorpressingthePumpTestbuttonasecon dtime.
Ifnoactionis
taken,thepumpwillshutdownafteroneminuteofoperation.


Display/ProgramButton
TheDisplay/ProgrambuttonwillchangethetemperaturedisplayedintheProcessscreenfrom
SupplytoReturn.Whenthedisplayissettosupplytemperature,therewillbeanorange
indicatinglightinthelowerrightcorneroftheProcesstemperaturedisplay.Whenthedisplayis
settoreturntemperature,therewillbenoorangeindicatinglightinthelowerrightcornerof
theProcesstemperaturedisplay.Totoggletheprocesstemperaturedisplayfromsupplyto
returntemperature,pressandreleasetheDisplay/Programbutton.Thedisplaywillreturnto
thedefaultSupplytemperatureautomaticallyafter5secondswithoutabuttonpress.

Inadditiontoswitchingbetweenthesupplyandreturnprocesstemperaturedisplays,the
Display/Programbuttonwillinitiateandnavigatethroughtheprogrammenu.SeetheProgram
Menusectionformoredetail.


UpButton
TheUpArrowbuttonraisesthesetpointtemperature.PressingtheUpArrowandreleasingit
increasesthesetpointtemperaturebyonedegree.PressingtheUpArrowbuttonandholdingit
increasesthesetpointtemperatureuntilreachingthemaximumallowablesetpoint
temperature.Inadditiontoadjustingthesetpointtemperature,theUpArrowbuttonadjusts
variousalarmsandsetpointvalueswhentheunitistheprogrammingmode.
