Trane WPWD User Manual

WSHP-SVX02A-ENModels“A” and later Design SequenceInstallationOwnerDiagnosticsWater-to-WaterWater-Source Heat PumpModels WPWD, GSWD and EXWAWPWD024-072

10 WSHP-SVX02A-ENGeneral Installation ChecksThe checklist below is a summary of the steps required to successfully in-stall a unit. This checklist is

WSHP-SVX02A-EN 11Figure 2: Racking installationWARNINGImproper Unit Lift!Test lift unit approximately 24 inches to verify proper center of gravity lif

12 WSHP-SVX02A-ENCleaning and Flushing the Water LoopAfter the piping system is complete, the flexible hose connectors should be doubled back to compl

WSHP-SVX02A-EN 13Supply/Return Pipe Connections to the Loop Pump Kit (1) Connect the supply and return hos-es to the water-inlet (from supply) and wat

14 WSHP-SVX02A-ENWater Heater Hook-up (option)Instructions for connection from the desuperheater (option) water-in/out to the domestic hot water heate

WSHP-SVX02A-EN 15Filling the Loop Pump Kit SystemOnce the loop, pump module and unit are fully connected, the system will need to be filled with water

16 WSHP-SVX02A-ENField Installed Power WiringPower wiring to the equipment must conform to National and Local Electric Codes (NEC) by a professional e

WSHP-SVX02A-EN 17Controls Using 24 VAC Before installing any wire, refer to the electrical access locations on the unit submittals located on pages 7

18 WSHP-SVX02A-ENChanging Freezestat or Low Pres-sure Cutout Switches (WPWD/GSWD models ONLY)Each unit has two factory installed low pressure cutout s

WSHP-SVX02A-EN 19Table E-1: Electrical performance WPWD/EXWATable E-2: Electrical performance GSWD Model/MBH VOLTS-AC/HZ/PH Min.Util.VoltMaxUtil.VoltC

© 2002 American Standard Inc. WSHP-SVX02A-ENNoticeNOTICE:Warnings and Cautions appear at appropriate sections throughout this manual. Read these care

20 WSHP-SVX02A-ENPre-StartChecklistPre-Start-up ChecklistBefore energizing the unit, the following system devices must be checked:____ Is the high vo

WSHP-SVX02A-EN 21Initial Unit Start-upStart-up with the system controls is included below: Note: Air Handlers should not be operated in the constructi

22 WSHP-SVX02A-ENOperating PressuresTable OP-1: Cooling mode operating pressures Unit Size Entering Load (Degree F)Entering Source Temperature (Degree

WSHP-SVX02A-EN 23Operating PressuresTable 7: Heating water pressure drops (WPD) in feet of headUnit SizeGPMSource LoadEWTFFt. Head PressureEWTFFt. Hea

24 WSHP-SVX02A-ENStart-up Checklistand LogInstalling Contractor: Use this form to thoroughly check-out the system and units before and duringstart-up.

WSHP-SVX02A-EN 25Preventive MaintenanceMaintenance on the unit is simplified with the following preventive sugges-tions:WARNINGHazardous Voltage!Disco

26 WSHP-SVX02A-ENWarranty InformationStandard WarrantyThe standard water-source heat pump warranty is Trane’s parts-only warranty, running 12-months f

WSHP-SVX02A-EN 27WARNINGHazardous Service Procedures!The maintenance and trouble shooting procedures recommend-ed in this section of the manual could

28 WSHP-SVX02A-ENTroubleshootingChecklistProblem Heating Cooling Cause CorrectionNo response to anythermostat settingX X Main power off Check fusesX X

WSHP-SVX02A-EN 29Unit Wiring2-ton through 6-Ton Equipment

WSHP-SVX02A-EN 3ContentsInstallation/Startup/Commissioning4Pre-installation Checklist4General Information5Dimensions/Weights6Installation Instructions

30 WSHP-SVX02A-ENUnit Wiring20-Ton Equipment

Since Trane has a policy of continuous product and data improvement and reserves the right to change design and specifications without notice.Literatu

4 WSHP-SVX02A-ENWARNINGFiberglass Wool!Product contains fiberglass wool. Disturbing the insulation in this product during installation, maintenance or

WSHP-SVX02A-EN 5GeneralInformationUnit NameplateThe unit nameplate is located at the front of the unit. It includes the unit model number, serial numb

6 WSHP-SVX02A-ENTable 1: Unit weights SizeShipping Weightwith pallet (lb)Shipping Weightw/o pallet (lb)024 163 153036 183 173042 203 193048 214 204060

WSHP-SVX02A-EN 7DimensionsWPWD/GSWD 024-036

8 WSHP-SVX02A-ENDimensionsWPWD/GSWD 042-072

WSHP-SVX02A-EN 9DimensionsEXWA 240