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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Rigging,Handling,andLocatingEquipment
Theunitshaveeitheraformedsheetmetalenclosureoraweldedtubesteelframe.Useproper
riggingmethodstopreventdamagetocomponents.Avoidimpactloadingcausedbysudden
jerkingwhenliftingorloweringthechiller.Usepadsonanyabrasivesurfacecontactareas.The
framesupportingtheunitisforpositioningtheunitwithacraneoraforklift.Pleaserefertothe
drawingsprovidedwiththechillerforchillerriggingdetails.Ifthechillerhasaremoteair‐
cooledcondenser,pleaserefertotheRemoteCondenserInstallationGuidelinesmanualfor
furtherinstructionsonlocatingandriggingtheremotecondenser.Thisseparatedocumenthas
beenpreparedtoassistrefrigerationcontractorswiththeinstallationandpipingdesignforour
remotecondensers.
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Standardunitsareforindooruseandshouldnotbeinstalledorevenstoredinanoutdoor
location;however,somecustomunitsareforoutdoorinstallations.Theunitcanbestoredin
environmentsbetween‐4°F(‐20°C)and140°F(60°C)andisdesignedforoperationin
environmentsbetween60°F(16°C)and110°F(43°C).
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CAUTION:Topreventdamagetotheequipmentcausedbyfreezing,donotstoreoroperatethe
unitinanambientconditionwhichmaycausefreezingwithoutadequatefreezeprotection.
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Serviceabilitywasaprimaryconcernwhendesigningyourportablechiller.Donotcompromise
thisfeaturebylocatingthechillerinaninaccessiblearea.Pleaseallowaminimumofthreefeet
(914.4mm)aroundtheperimeterofthechillerforrequiredclearancearoundthechiller.Make
surethataccesstotheelectricalenclosureisunobstructed.Forair‐cooledchillers,cooling
performancemaybelimitedifairflowinoroutofthechillerisrestricted.Ifitisnecessaryto
storethechillerinanunheatedareawhennotinuse,drainallwaterfromtheunitoraddan
adequateamountofantifreezetopreventfreeze‐upoftheunit.
Foundation
Providearigidmountingsurfaceforthechillerofadequatestrengthtosupporttheoperating
weightofthechiller.Itisimperativetoincludetheentireoperatingweight,includingthe
completedpipingandfulloperatingweightoftherefrigerantandwater,intotaloperating
weightsupportrequirements.Thechilleroncemountedshouldbelevelwithina0.250inch
(6.350mm)overthelengthandwidthoftheunit.
ElectricalPower
AllwiringmustcomplywithlocalcodesandtheNationalElectricCode.MinimumCircuit
Ampacities(MCA)andotherunitelectricaldataareontheunitserialtag.Aspecificelectrical
schematicisshippedwiththeunit.Measureeachlegofthemainpowersupplyvoltageatthe
mainpowersource.Voltagemustbewithinthevoltageutilizationrangegivenonthechiller’s
nameplate.Ifthemeasuredvoltageonanylegisnotwithinthespecifiedrange,notifythe
supplierandcorrectbeforeoperatingtheunit.Voltageimbalancemustnotexceedtwo
percent.Excessivevoltageimbalancebetweenthephasesofathree‐
phasesystemcancause
motorstooverheatandeventuallyfail.