Waterfurnace Envision Hydronic (NSW) Manuel d'utilisateur

IM1056WN 03/13Installation InformationWater Piping ConnectionsElectrical DataStartup ProceduresPreventive MaintenanceNSW Installation ManualGeotherm

10NSW INSTALLATION MANUALHydronic SectionGeneral guidelines are shown below for component selection and design/installation criteria for the piping sy

11NSW INSTALLATION MANUALHydronic Section cont.Synergy3DThermostatOpen the screw 2 turns only in the end of the pump motor (if Grundfos® pumps are use

12NSW INSTALLATION MANUAL0 5 10 15 20 25 30 35 0 5 10 15 20 25 30 35 Feet of Head GPM UP26-99F UP26-64BF UP15-42B7 0 10 20 30 40 50 60 70 0 5 10 1

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14NSW INSTALLATION MANUALNSW Control BoxLoad Pump Fuse Block(Single Phase Only)TransformerRun Capacitor (Single Phase Only)Ground LugLoad Pump RelayTe

15NSW INSTALLATION MANUALElectrical Data cont.208 Volt OperationAll 208-230 volt units are factory wired for 230 volt operation. To convert the unit f

16NSW INSTALLATION MANUALWiring SchematicsFor all NSW 208/230 volt single-phase units, the circulator wiring is as shown in the illustrations below. T

17NSW INSTALLATION MANUALWiring Schematics cont.TRANSFORMERLOW VOLTAGETERMINAL STRIPFUSEBLOCKSLOW VOLTAGETHERMOSTATCONNECTIONSP2SHUTDOWNCNotUsedCP1GWO

18NSW INSTALLATION MANUALWiring Schematics - ResidentialNSW Heating Only - 208-230/60/1TransformerNOTE 1Red208V BlackComCompressorUnitPower SupplyCCT1

19NSW INSTALLATION MANUALWiring Schematics - Residential cont.NSW Reversible with IntelliStart - 208-230/60/1TransformerNOTE 1Red208 VCompressorUnitPo

20NSW INSTALLATION MANUALWiring Schematics - CommercialNSW Heating Only - 208-230/60/3TTTTELTLLTLSTLFPTSFPTESTBr own (41)Br own (42)White (43)Wht / Bl

21NSW INSTALLATION MANUALWiring Schematics - Commercial cont.NSW Heating Only - 208-230/60/3TransformerRed 208VBlk/WhtNOTE 1YellowBlue230VBlack97P799-

22NSW INSTALLATION MANUALWiring Schematics - Commercial cont.TTTTELTLLTLSTLFPTSFPTESTBrown (41)Brown (42)White (43)Wht / Blu ( 44)Black (45)Blk/Red (4

23NSW INSTALLATION MANUALWiring Schematics - Commercial cont.TransformerBlk/WhtYellow97P799-084/02/09SHCSecondary Unit Heat/CoolSESecondary Unit Enabl

24NSW INSTALLATION MANUALY1 = Compressor call R = 24VACCGW1LX1Y2OY1W2SX2RControl BoxTypical AquastatSecondary Unit(SL=1)Aquastat Wiring for Dedicated

25NSW INSTALLATION MANUALStaging with Primary/Secondary ModeStaging is only possible with dedicated heating or cooling units. Reversible units cannot

26NSW INSTALLATION MANUALConverting to a Dedicated Cooling UnitProcedure to Convert a Heating Only Unit to a Cooling Only UnitAll non-reversible NSW u

27NSW INSTALLATION MANUALUnit StartupBefore Powering UnitCheck the following:• High voltage wiring is correct and matches the nameplate.• Fuses, bre

28NSW INSTALLATION MANUALStandard Board - Control FeaturesAnti Short Cycle TimeThe anti short cycle time consists of a three minute minimum “off” time

29NSW INSTALLATION MANUALfault. If the fault activity ceases while the system is inactive, the fault code is cleared from the display and operation is

NSW INSTALLATION MANUALTable of ContentsModel Nomenclature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

30NSW INSTALLATION MANUALThe control panel allows you to access the service menu on the unit. The control panel has three 7-segment LED screens that d

31NSW INSTALLATION MANUALStandard Control - Panel Confi guration cont.Remote Aquastat Secondary Mode (Y1)In secondary mode the compressor output is det

32NSW INSTALLATION MANUALFX10 ControlThe FX10 control provides unparalleled capability in several areas including performance monitoring, energy manag

33NSW INSTALLATION MANUALFX10 Advanced Control Overview• The Johnson Controls FX10 board is specifically designed for commercial heat pumps and provi

34NSW INSTALLATION MANUALFX10 Microprocessor and BAS SystemThe FX10 is a microprocessor based control that not only monitors and controls the heat pum

35NSW INSTALLATION MANUALNSW Freeze DetectionThe freeze detection sensor will monitor the liquid refrigerant temperature entering the water coil in th

36NSW INSTALLATION MANUALInputs and Outputs ConfigurationField Selectable OptionsLoad and Source Freeze Detection SetpointThe freeze detection setpoin

37NSW INSTALLATION MANUALReference CalculationsLegend and NotesHeating Calculations: LWT = EWT - HE GPM x C*Cooling Calcu

38NSW INSTALLATION MANUALAHRI/ISO 13256-2 Performance RatingsEnglish (IP) UnitsNOTE: All ratings based upon 208V operation.ModelCapacityModulationFlow

39NSW INSTALLATION MANUALOperating LimitsHeating with High Source TemperaturesHeating water with a water to water unit using high source temperatures

4NSW INSTALLATION MANUALModel NomenclatureAll Envision Series product is safety listed under UL1995 thru ETL and performance listed with AHRI in accor

40NSW INSTALLATION MANUALLoad Flow RatesModel Minimum Load Flow Rate Normal Load Flow Rate Maximum Flow Rate0183.0 5.0 7.00254.0 7.0 9.00405.0 10.0 12

41NSW INSTALLATION MANUALOperating ParametersHeating ModeEnteringLoad Temp (°F)EnteringSource Temp (°F)SuctionPressure (psig)Discharge Pressure (psig)

42NSW INSTALLATION MANUALCatalog performance can be corrected for antifreeze use. Please use the following table and note the example given.Antifreeze

43NSW INSTALLATION MANUALTroubleshooting Guideline for Refrigerant CircuitThe chart below will assist in determining if measurements taken at the unit

44NSW INSTALLATION MANUALHeating Cycle AnalysisAcQbW]\2WaQVO`US1][^`Saa]`@DA]c`QS1]Of42MMMMMM>A7 + MMMMMMA/B4MMMMMM4MMMMMM>A7 + MMMMMMA/B

45NSW INSTALLATION MANUALCheck One Start up/Check-out for new installation T Troubleshooting Problem:___________________________________

46NSW INSTALLATION MANUALTroubleshootingShould a major problem develop, refer to the following information for possible causes and corrective steps:Co

47NSW INSTALLATION MANUALTroubleshooting cont.DISPLAY FAILURE DIAGNOSTICDCFreeze detection thermistor is closed (shorted) Replace the freeze detection

48NSW INSTALLATION MANUALPreventive Maintenance1. Keep all air out of the water lines. An open loop system should be checked to ensure that the well

49NSW INSTALLATION MANUALService PartsPart Description018 025R 040 050 060 075208-230/60/1 208-230/60/1 208-230/60/1 208-230/60/1 208-230/60/1 208-230

5NSW INSTALLATION MANUALSafety ConsiderationsInstalling and servicing air conditioning and heating equipment can be hazardous due to system pressure a

50NSW INSTALLATION MANUALRevision GuidePages: Description: Date: By:4 Updated NSW018 Revision Level 26 Mar 2013 DS14 Updated NSW018 Electrical Data 26

Manufactured byWaterFurnace International, Inc.9000 Conservation WayFort Wayne, IN 46809www.waterfurnace.com©2013 WaterFurnace International, Inc., 90

6NSW INSTALLATION MANUALGeneralNSW water-to-water heat pumps may be successfully applied in a wide range of residential and light commercial applicati

7NSW INSTALLATION MANUALto-water heat exchanger (See Pressure Drop Table for water flow and pressure drop information). Normally about 3 GPM flow rate

8NSW INSTALLATION MANUALField Connected Water Piping cont.Earth Coupled Systems with Flow CenterOnce piping is completed between the unit, flow center

9NSW INSTALLATION MANUALNOTES:1) Unions and valves must be installed so that acid flushing of the heat exchanger is possible.2) Route thermistor wir