Daikin McQuay. Vertical Stack Water Source Heat Pump. WVHC, WVHF, WVHW 036 Design 2. Replacement Parts List No Revision A 12/2015

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1 Replacement Parts List No Revision A 12/2015 Daikin McQuay Vertical Stack Water Source Heat Pump WVHC, WVHF, WVHW 036 Design 2 To find your Daikin Applied parts distributor, call or visit

2 Contents Parts List Revision History... 3 Nomenclature Serial Number... 4 Model Number Electrical Legend... 6 Blower Fan Assembly Standard Motor... 7 ECM & X13 Motor... 8 Refrigeration Circuit Diagrams... 9 Compressor and Compressor Components Control Box Diagrams...11 Components MTIII Control Board Label Location Field Installed Accessories Critical Parts List... CPL1 WSHP, Vertical Stack; WVHC2, WVHF2, WVHW2 036 Design 2 Rev. A 12/15 RPL / Page 2

3 Parts List Revision History Revision Date Description New 02/15 New A 12/15 Delete Drain Pan page. Page 10 Add drain pans to Refrigeration Circuit. Pages Change title to Control Box and Microtech III Controls. Page 12- Add footnote for MTIII Controls Label Location. Page 13- Add Page. Add MTIII Controls Label Location table and footnote. CPL1- Delete Refrigeration Circuit. Daikin Applied, Industrial Park Blvd., P.O. Box 1551, Minneapolis, MN (763) WSHP, Vertical Stack; WVHC2, WVHF2, WVHW2 036 Design 2 Rev. A 12/15 RPL / Page 3

4 Nomenclature Serial Number AUB U Plant Identification Abbreviation AUB = Auburn Serial Number (build sequence) U= Unit Week of Manufacture Year of Manufacture 09= = 2016 etc. Model Number W VHC B E GL A D AMY C Y BFT F 12 S HS Code: S 080 AY F L YYY Y YY YYY Y Y CR Y Y 1 YY YYY YYY Code: Code 01: Unit Type W= Water Source Heat Pump Code 02: Product Identifier VHC= Vertical Stacked Heat Pump Chassis VHF= Vertical Stacked Heat Pump Cabinet VHW= Vertical Stacked Geothermal Chassis only Code 03: Design Series 2= Design 2 Code 04: Unit Size (Nominal Cooling) 036= BtuH Code 05: Controls B= MicroTech III Controller- Stand Alone C= MicroTech III Controller w/loncard D= Microtech III Controller w/bacnet Card F= Microtech III Controller w/bacnet Card- WSHP System Code 06: Voltage E= /60/1 J= 265/60/1 Code 07: Secondary Drain Pan GL= Galvanized SS= Stainless Steel- IAQ Option Code 08: Refrigerant A= R410a Code 09: Isolation Valve D= 2-Way Motorized 3/4 Iso Valve, Gen l Close-Off Pr, N.C. K= 2-Way Motorized 3/4 Iso Valve, Gen l Close-Off Pr, N.O. J= 2-Way Motorized 3/4 Iso Valve, High Close-Off Pr, N.C. Code 10: Chassis Construction Type Digit 1: Insulation A= Standard Fiberglass Insulation E= IAQ Cellular Foam Insulation Digit 2: Sound Option M= Mass Plate & Compressor Sound Blanket S= Mass Plate Only Digit 3: Corrosion Package Code 11: Coaxial Heat Exchanger C= Copper Inner Tube/ Steel Outer Tube S= Cupro Nickel Inner Tube/ Steel Outer Tube Continued on next page. WSHP, Vertical Stack; WVHC2, WVHF2, WVHW2 036 Design 2 Rev. A 12/15 RPL / Page 4

5 Nomenclature Code 12: Load Balancing Pump Code 13: Discharge Air Digit 1: Primary Discharge B= Primary Supply- Back F= Primary Supply- Front L= Primary Supply- Left R= Primary Supply- Right T= Primary Supply- Top Digit 2: Secondary Discharge B= Secondary Supply- Back F= Secondary Supply- Front L= Secondary Supply- Left R= Secondary Supply- Right T= Secondary Supply- Top Digit 3: Tertiary Discharge T= Tertiary Supply- Top Code 14: Power Connection F= Fused Disconnect with Wire Harness N= Non-Fused Disconnect with Wire Harness H= HACR Breaker Code 15: Blower Motor Digit 1: Motor 1= Standard 3= ECM Motor 4= X13 Motor Digit 2: Motor Speed 2= 2 Speed Fan-T-STAT Controlled 3= 2 Speed Fan- Unit Toggle Switch 4= 4 Positon Fan Speed Selection Switch (ECM only) Codes 16: Power & Control Access S= Side T= Top Code 17: Flow Control Digit 1: Flow Regulator H= Auto Flow Regulator 4.5 GPM I= Auto Flow Regulator 5.0 GPM J= Auto Flow Regulator 5.5 GPM K= Auto Flow Regulator 6.0 GPM L= Auto Flow Regulator 7.0 GPM M= Auto Flow Regulator 8.0 GPM N= Auto Flow Regulator 9.0 GPM O= Auto Flow Regulator 10.0 GPM Digit 2: Strainer S= Strainer Code 18: Filter S= Standard 1 Fiberglass M= 1 Merv 8 Code 19: Cabinet Height (Inches) 080= 80 Cabinet Height 088= 88 Cabinet Height 092= 92 Cabinet Height 096= 96 Cabinet Height YY Code 20: Cabinet Construction AY= Standard Fiberglass Insulation EY= Closed Cell Foam insulation (IAQ Option) FY= Foil-Faced Fiberglass Insulation Y Code 21: Riser Mounting F= Factory Mounted Risers J= Factory Supplied Risers for Field Installation Code 22: Riser Location L= Left Cabinet Piping R= Right Cabinet Piping B= Back Cabinet Piping Code 23: Heating Options Digit 1: Heater Type H= Hot Water Coil (ECM only) Digit 2: Heater Control Option Digit 3: Motorized Valve B= 3- Way 3/4 Motorized Valve Codes 24: Wireless T Stat Option N= Factory Installed Wireless RF Receiver with Non-Programmable thermostat P= Factory Installed Wireless RF Receiver with 7-Day Programmable thermostat Codes 25: Always YY Codes 26: Always YYY Codes 27: Color Codes 28: Always Y Codes 29: Agency Listing Digit 1: C= ETL, CETL, ARI Digit 2: R= RoHS Code 30: Packaging Code 31: Warranty Code 32: Product Style 1= Style 1 Code 33: Secondary Connection Stub Code 34: Riser Extension Above Cabinet Code 35: Riser Extension Below Cabinet WSHP, Vertical Stack; WVHC2, WVHF2, WVHW2 036 Design 2 Rev. A 12/15 RPL / Page 5

6 Electrical Legend C1... Capacitor - Compressor C2... Capacitor - Fan CC... Compressor Contactor CM... Compressor Motor COS... Condensate Overflow Sensor DSC... Disconnect Switch FMP... Fan Motor Connector Plug FMR... Fan Motor Connect Receptacle FCP... Fan Connector Plug FCR... Fan Connector Receptacle FPR... Fan Power Relay FSR... Fan Speed Relay FSS... Fan Speed Switch FS1... Fuse 1 FS2... Fuse 2 HP... High Pressure Switch ISO-**... Isolation Valve - Option LED1...LED Annunciator/Harness LP...Low Pressure Switch MIII...Microtech III Main Board MPP...Main Power Connector Plug MPR...Main Power Connector Receptacle OVL...Compressor Overload PDPG...Primary Drain Pan Ground PCOS...Primary Cond Overflow Sensor RV...Reversing Valve Solenoid SOS...Secondary Overflow Sensor SLTS...Suction Line Temp Sensor TB3...Terminal Block TS1...Fan Speed Terminal Strip TS2...Thermostat Terminal Strip TSP...Terminal Strip Connector Plug TSR...Terminal Strip Conn Receptacle X1...Transformer WSHP, Vertical Stack; WVHC2, WVHF2, WVHW2 036 Design 2 Rev. A 12/15 RPL / Page 6

7 Blower Fan Assembly Standard Motor Ref.# Description Part Number Quantity 322 Blower Housing Assy Blower-Wheel Support Flange RH Support Flange LH Std Motor (Code 15 = 01) 1/5 HP /60/ /5 HP 265/60/ N/S Capacitor Strap N/S Blower Capacitor, 5 MFD 370V 208/265V WSHP, Vertical Stack; WVHC2, WVHF2, WVHW2 036 Design 2 Rev. A 12/15 RPL / Page 7

8 Blower Fan Assembly ECM Motor & X13 Motor NP WARNING LABEL See ECM Motor Mount Detail ECM Motor Name Plate ECM Motor Mount Detail Ref.# Description Part Number Quantity 350 Blower Housing & Wheel Blower-Wheel Motor Band Motor Arm ECM & Program (Code 15 = 03) 1 See ECM motor nameplate. 400 X13 & Program (Code 15 = 04) 2 See X13 motor nameplate. N/S = Not Shown 1 The PN for the ECM motor is found on the label (see illustration above). You may also contact Daikin with the Unit Model & Serial Number to get the ECM Motor part number. 2 The PN for the X13 motor is found on the label (see illustration above). You may also contact Daikin with the Unit Model & Serial Number to get the X13 Motor part number. WSHP, Vertical Stack; WVHC2, WVHF2, WVHW2 036 Design 2 Rev. A 12/15 RPL / Page 8

9 Refrigeration Circuit Diagrams Condenser Detail Evaporator Coil/TXV Detail Compressor Reversing Valve Piping Compressor Mounting Detail TXV Bulb Coremax Valve Assy Coremax Valve Assy Detail A 151B 151C Coremax Valve Assy WSHP, Vertical Stack; WVHC2, WVHF2, WVHW2 036 Design 2 Rev. A 12/15 RPL / Page 9

10 Refrigeration Circuit Compressor and Compressor Components Ref.# Description Part Number Quantity 57 Sleeve, Compr. Mounting Nut- Compressor, Mount Grommet- Compressor, Mount 4RHZ Compressor, BTU /60/ Compressor, BTU 265/60/ N/S Sound Blanket Condenser Copper Inner Tube (C11= C) Condenser CUNI Inner Tube (C11= S) Adapter Switch- High Pressure Control Switch- Low Pressure Control A Core, Valve B Seat, Fitting C Cap, Valve Fusible Plug Assy K 1 Plug only 283 F Reversing Valve Solenoid- Reversing Valve Evaporator Coil Expansion Valve N/S Vib-Mount Pad, Insulated 4 Stud N/S Drain Pan, Plastic N/S Drain Pan, Galvanized C07= GL N/S Drain Pan, SST C07= SS N/S= Not Shown WSHP, Vertical Stack; WVHC2, WVHF2, WVHW2 036 Design 2 Rev. A 12/15 RPL / Page 10

11 Control Box MicroTech III Controls Diagrams Comm. Card WSHP, Vertical Stack; WVHC2, WVHF2, WVHW2 036 Design 2 Rev. A 12/15 RPL / Page 11

12 Control Box MicroTech III Controls Components Ref.# Description Part Number Quantity 010 Bracket, Capacitor Capacitor- Compressor, /265V 45MFD/440V Capacitor- Compressor, V 45MFD/440V Capacitor- Compressor, 265V 50MFD/440V Capacitor- Compressor, 265V 60MFD/440V Control Board, MicroTech III * IO Expansion Board * LED Annunciator Stand Off PC Board Edge-holders (Comm. card only) N/S Disconnect Switch, 30A 115/265V 4EAL N/S Rocker Switch SPST Compressor Contactor- 208V until 4/ Compressor Contactor- 208V 4/13 & later Compressor Contactor- 24V until 4/ Compressor Contactor- 24V 4/13 & later N/S Relay, Fan Power, 24 VAC Transformer, 50VA /60/ Transformer, 50VA 265/60/ Transformer, 75VA /60/ Transformer, 75VA 265/60/ N/S Water Temp Sensor- EWT, SLTS 10K/ N/S Air Temp Sensor- DAT, RAT 10K/ N/S= Not shown. * When ordering this board, please provide the software part number printed on the board s label. See control board photo on next page for label location. WSHP, Vertical Stack; WVHC2, WVHF2, WVHW2 036 Design 2 Rev. A 12/15 RPL / Page 12

13 Control Box MicroTech III Controls MTIII Control Board Label Locations Label Label Label Label NOTE: When ordering the control board, please provide the software part number printed on the board s label. See above for label locations. WSHP, Vertical Stack; WVHC2, WVHF2, WVHW2 036 Design 2 Rev. A 12/15 RPL / Page 13

14 Field Installed Accessories Filters Description Part Number Quantity Filter, Fiberglass 20x30x Kit, Filter, Fiberglass 12/Box Filter, Air, Merv 8 20x30x Kit, Filter, Merv 8 12/Box Thermostats & Sensors Description Part Number Wall Stat: Non- Programmable, 2 Heat/2 Cool, ACO, Hardwired Wall Stat: 7-day Programmable, 2 Heat/2 Cool, ACO, Hardwired Wall Stat: Auto, Programmable Touch-Screen, 3 Heat/2 Cool, Humidity Detection Wall Stat: 7-day Programmable, 1 Heat/1 Cool, ACO, Fan Speed Wall Stat: Non- Programmable, 1 Heat/1 Cool, ACO, Fan Speed Wall Stat: Room Temperature Sensor, Adjustable Cool/Warm w/occupancy Switch Wall Stat: Digitally Adjustable Display Sensor Wall Stat: AC/DC, ACO, Non- Programmable, 2 Heat/2 Cool, NSB & OR with Wall Plate Wall Stat: AC/DC, ACO, 7-day Programmable, 2 Heat/2 Cool with Wall Plate Indoor Remote Temperature Sensor * Outdoor Remote Temperature Sensor * Remote Wall Temperature Sensor ** Wall Plate- Insulated * For use with thermostats # ** For use with thermostats # & # Wireless Thermostats Description Part Number RCN Kit for Wireless Thermostats* Wireless Thermostat, 7- Day Programmable, HI/Low Fan Switch Wireless Thermostat, Non-Programmable, HI/Low Speed Switch * Kit includes harness, wireless RCN(A/C) with overlay & OM Bulletin. * Kit includes comm module card, sensors, mounting tabs, and IM. MTIII Communication Module Kits Description Part Number BacNet Comm Module * LonWorks Comm Module * Harness Assy Kit Description Part Number MicroTech III Wire Harness Assy, H8 (ISO Valve) WSHP, Vertical Stack; WVHC2, WVHF2, WVHW2 036 Design 2 Rev. A 12/15 RPL / Page 14

15 Description Kit * Actuator Body 2-Way Valve Kit, Motorized, Normally Closed (NC), 3/4 NPT Way Valve Kit, Motorized, Normally Open (NO), 3/4 NPT Way Valve Kit, Motorized, Normally Closed (NC), 3/4 NPT * Refer to IM 1151 for installing a motorized valve kit on MicroTech III units. Motorized Valves Valves, Relay Pump, O. A. Damper & Extension Kit Description Part Number Quantity Pump Restart Relay Combination Shutoff/Balancing Valve (¾ ) with Memory Stop Motorized Outdoor Air Damper Kit, 24V For Return Air Doors Door & Outside Air Extension Kit Fuses, Fuse Holders and HACR Circuit Breakers Description Part Number Quantitiy Fuse Holder, 7 Amp 4EHB Fuse Holder, 10 Amp 4EHB Fuse Holder, 15 Amp Fuse Holder, 20 Amp Fuse Holder, 30 Amp Fuse, 7 Amp 4EHG Fuse, 10 Amp 4EHG Fuse, 15 Amp Fuse, 20 Amp Fuse, 30 Amp HACR Circuit Breaker, 15 Amp HACR Circuit Breaker, 30 Amp Hoses Description Specification Part Number Hose Kit, Fire Rated Supply/Return (2 Pack) 3/4 NPT X K Hose Kit, Jumper (2 Pack) 3/4" NPT X 36" /4 Flow Control Hose Kit, Fire Rated Supply/Return 4.5 GPM Includes: Supply Ball Valve, Y-Strainer, and 24 SSTL Hose. 5.0 GPM Return Flow Controller, Ball Valve, (2) P/T, 24 SSTL Hose. 5.5 GPM GPM GPM GPM GPM GPM WSHP, Vertical Stack; WVHC2, WVHF2, WVHW2 036 Design 2 Rev. A 12/15 RPL / Page 15

16 Field Installed Accessories MicroTech III Temperature Sensors Part Kit Tenant Set Point Status LED Fan & Number Override Adjustment Mode Switches Yes No No No Yes 55 to 95 F (12 to 35 C) Yes Yes Yes -3 to +3 F (-1.5 to 1.5 C) No Yes Note: Can only be used in conjunction with a Communication (Comm.) card. See OM 931 for required jumper settings. Description Part Number ** Multiple Unit Control Panel: Allows a master unit controlled by a T'Stat, to operate up to 3 secondary units ** Kit components listed below. MicroTech III Unit Control Accessories Multiple Unit Control Panel Kit Ref. Description Part No. Qty. No. 310 Cover- Control Box Circuit Board Stand Off- Circuit Board Box WSHP, Vertical Stack; WVHC2, WVHF2, WVHW2 036 Design 2 Rev. A 12/15 RPL / Page 16

17 Critical Daikin Applied OEM Parts Are What Your HVAC Unit Needs! Daikin Vertical Stack WSHP McQuay Vertical Stack WSHP WVHC, WVHF, WVHW 036 Design 2 Critical Components Unit Sizes Voltage Part Number Control Control Board, MicroTech III 036 ALL Compressor Compressor /60/ Compressor /60/ Fan Motor Motor, 1/5 HP /60/ Motor, 1/5 HP /60/ ECM & Program 036 ALL See motor nameplate X13 & Program 036 ALL See motor nameplate Fan Housing & Wheel Fan Housing Assy 036 N/A Wheel- Blower 036 N/A Sensor Air Temp Sensor (DAT, RAT) 036 N/A Water Temp Sensor (EWT, LWT) 036 N/A Call Your Local Daikin Applied Parts Distributor For All Your Parts Needs. To Locate A Distributor, Go To or Call PARTS Rev. A 12/2015 CPL Page 1 of 1