McQuay WGSH024 Parts List

Replacement Parts List No. 700024900

New 8/2012

SmartSource™ Single Stage

Water Source Heat Pump

WGSH, WGSV

Sizes 024, 030, 036

Design 1

To find your Daikin McQuay parts distributor, call 1-800-377-2787 or visit www.DaikinMcQuay.com

Contents

Parts List Revision History ....................................................................................................................................... 3

Nomenclature

Serial Number ..................................................................................................................................................... 4

Model Number ................................................................................................................................................. 4-6

Electrical Legend ..................................................................................................................................................... 7

Typical Refrigeration Cycles ................................................................................................................................... 8

Blower Fan Assembly .............................................................................................................................................. 9

Electric Heat .......................................................................................................................................................... 10

Refrigeration Circuit ........................................................................................................................................ 11-13

Control Box

Microtech III Controller ...................................................................................................................................... 14

Field Installed Accessories ............................................................................................................................... 15-18

Critical Parts List............................................................................................................................................... CPL1

WSHP; WGSH/WGSV 024, 030, 036 Design 1 New 8/12 RPL 700024900 / Page 2

Parts List Revision History

Rev. Date Description

NEW 8/12 NEW

13600 Industrial Park Blvd., P.O. Box 1551, Minneapolis, MN 55440 [phone]

WSHP; WGSH/WGSV 024, 030, 036 Design 1 New 8/12 RPL 700024900 / Page 3

Nomenclature

Serial Number

AUB U 12 05 00148

Plant Identification Abbreviation

AUB = Auburn

U= Unit

Week of Manufacture

Year of Manufacture

12= 2012
13= 2013

etc.

Serial Number
(build sequence)

Model Number

W GSH 024 B 1 E WL R T 4 Y A Y C S YYY B 2 A Y E Y Y 2L B G Y Y Y YYY

Code 01 02-03 04 05 06 07 08 09 10 11 12 13 14 15 16 17-18 19 20 21 22 23 24 25 26 27 28 29 30 31 32-34

Y YYY S Y Y B A B A Y A T Y C Y YY Y Y 2 Y Y S A L K Y Y Y Y YY

Code 35 36-38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66-67

Y Y A Y Y Y Y A A Y C Y Y YY FF ST ST YY YYY Y C Y Y YY 1

Code 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92

Code 01= Unit Type
W= Water Source Heat Pump

Code 02= Model Type
GS= High Efficiency, Single Stage

Code 03= Configuration
H= Horizontal
V= Vertical

Code 04= Unit Size (BtuH Nominal Cooling)
024= 24000
030= 30000
036= 36000

Code 05= Unit Control
B= MicroTech III Unit Controller

Code 06= Design Series (Vintage)
1= Design 1

Code 07= Voltage
E= 208-230/60/1
F= 208-230/60/3
J= 265/60/1
K= 460/60/3

Code 10= Discharge Air Location
E= End (Horizontal Unit only)
T= Top (Vertical Unit only)
S= Straight (Horizontal Unit only)

Code 11= Fan Motor
4= ECM Constant CFM

Code 12= Dehumidification Option
B= Hot Gas Reheat Smart Dehumidification
C= Simplified Dehumidification
(Lower CFM no HGRH or no Humidistat)
D= Humidistat Controlled Dehumidification (No HGRH)
E= Humidistat only
Y= None

Code 13= Sound Packages
A= Premium
Y= None

Code 14= IAQ Packages (Indoor Air Quality)
Y= None

Code 15= Coaxial Heat Exchanger Construction
C= Copper Inner Tube- Steel Outer Tube
S= Cupro-Nickel Inner Tube- Steel Outer Tube

Code 08= Range for Entering Water/Glycol Temp.
GW= Ground Water
WL= Water Loop
GL= Ground Loop

Code 09= Return Air Location
L= Left-Hand Return Air & Right-Hand Piping
R= Right-Hand Return Air & Right-Hand Piping

Code 16= Primary Air Coil Options
S= Standard
E= E-Coated

Codes 17-18= Always YYY

Continued on next page.

Continued on next page.

WSHP; WGSH/WGSV 024, 030, 036 Design 1 New 8/12 RPL 700024900 / Page 4

Nomenclature

Code 19= Communication Module
B= BACnet
F= BACnet - WSHP System
L= LonWorks
Y= None

Code 20= Filter Rack
2= 4-Sided, 2" w/Duct Collar & Door
3= 4-Sided, 2" w/Duct Collar, Door, Hi-Merv Seal
4= 4-Sided, 4" w/Duct Collar, Door, Hi-Merv Seal
Y= None

Code 21= Filter Type
A= 2" Disposable
E= Merv 8 Factory Installed
G= Merv 13 (4" thick) Factory Installed
Y= None

Code 22= Water Coil- Indoor Air
E= Waterside Economizer
Y= None

Code 23= Electric Heating- Indoor Air
C= 5.0 kw Internal Electric Heater
E= 10.0 kw Internal Electric Heater
F= 15.0 kw Internal Electric Heater- 2 Stage
P= Control for Electric Heat, Single 24V Signal
(Field Installed Duct Heater by Others)
Y= None

Code 24= Control Secondary Heat Type
B= Boilerless Electric Heat
E= Emergency Heat
P= Primary Electric Heat (No Heat Pump Heating)
S= Supplemental Heat
Y= None

Code 25= Desuperheater (Hot Water Generator)
D= Desuperheater
Y= None

Code 26= Loop Pump
1S= One Low Head 230 Volt Pump, Grundfos UP26-99F
1L= One High Head 230 Volt Pump, Grundfos UP26-116F
2S= Two Low Head 230 Volt Pump, Grundfos UP26-99F
2L= Two High Head 230 Volt Pump, Grundfos UP26-116F
3S= One Low Head 115 Volt Pump, Grundfos UP26-99F
4S= Two Low Head 115 Volt Pump, Grundfos UP26-99F
YY= None

Code 27= Coaxial Coil Supply Liquid Flow Control
B= 2-Way, Motorized- 24V Valve Control, NO
C= 2-Way, Motorized- 24V Valve Control, NC
Y= None

Code 31= Desuperheater Water Flow Options
Q= Pump 208-230/60/1V
Y= None

Codes 32- 34= Always YYY

Code 35= Water Coil Piping (HW or Waterside Economizer)
A= 3-Way, Motorized- 24V Valve Control, NO to Coax
Y= None

Codes 36-38 = Always YYY

Code 39= Primary Drain Pan Material
S= Stainless Steel

Code 40= Secondary Drain Pan Material
Y= None

Code 41= Compressor Insulation
B= Sound Blanket
P= Premium
Y= None

Code 42= Compressor Isolation
B= Isolated Base

Code 43= Insulation- Compressor Compartment
A= 1/2" Fiberglass Skin Faced
B= 1/2" Fiberglass Foil Faced
C= 3/8" Closed Cell Foam
P= Premium

Code 44= Insulation- Air Side
A= 1/2" Fiberglass Skin Faced
B= 1/2" Fiberglass Foil Faced
C= 3/8" Closed Cell Foam
P= Premium

Code 45= Insulation- Piping
A= Insulated Piping
Y= None

Code 46= Always Y

Code 47= Cabinet Finish
A= Powder Coat
G= Galvanized Steel

Code 48= Cabinet Color
T= Textured Charcoal Bronze
W= Off White
Y= None

Code 49= Always Y

Code 28= Coaxial Coil Supply Liquid Auto Flow Reg
G= 5.0 GPM
H= 6.0 GPM
I= 8.0 GPM
J= 9.0 GPM
Y= None

Code 29= Coaxial Coil Supply Liquid Strianer
Y= None

Code 30= Always Y

Code 50= Fan Motor Control
C= Various Speeds with 4 Adjustment Settings

Code 51= Fan Motor Control location
Y= None

Code 52= Always YY

Continued on next page.

WSHP; WGSH/WGSV 024, 030, 036 Design 1 New 8/12 RPL 700024900 / Page 5

Nomenclature

Code 53= Disconnect Switch
N= Non-Fused
Y= None

Code 54= Always Y

Code 55= Control Transformer
1= 50VA
2= 75VA

Code 56= Thermostat/Sensor Control
S= Sensor Control
T= Thermostat Control

Code 57= Currrent Sensing Switches
Y= None

Code 58= Condensate Overflow Protection
S= Sensor

Code 59= High Pressure Switch
A= 600 psi NC

Code 60= Low Pressure Switch or Sensor
L= 7 psi NC

Code 61= Low Temp. Protection Compressor Suction
K= 10K Thermistor

Code 62= Discharge Air Thermistor
K= 10K Thermistor
Y= None

Code 63= Leaving Supply Fluid Temp
K= 10K Thermistor
Y= None

Code 64= Entering Supply Fluid Temp
K= 10K Thermistor
Y= None

Code 65= Return Air Thermistor
K= 10K Thermistor
Y= None

Code 66-67 = Always YY

Code 68= Terminal Block Connection
Y= None

Code 69= Emergency Switch for Electric Heat
Y= None

Code 70= Annunciator
A= Yes

Code 71= Reset Button
Y= None

Code 73= Emergency Stop
Y= None

Code 74= External Binary Output 1
Y= None

Code 75= Expansion Device
A= Thermal Exp. Valve Thermal Bulb & Equalizer Tube

Code 76= Alarm Relay
A= Alarm Relay (Dry Contacts)
Y= None

Code 77= Dirty Filter Sensor
Y= None

Code 78= Reversing Valve
C= Normally Open in Cooling Mode

Code 79= Outside Air Control
Y= None

Code 80= Always Y

Code 81= Boilerless Electric Heat Setpoint
GL= Glycol 28F
WA= Water 55F
YY= None

Code 82= Freeze Fault Protection
FF= Freeze Fault Protection
YY= None

Code 83= Occupied Setpoint Differential (1-5F)
ST= Setpoint (1˚F)

Code 84= Unoccupied Setpoint Differential (2-10F)
ST= Setpoint (2˚F)

Code 85= Hydronic Heating on Setpoint (70-90F)
YY= None

Code 86= BACnet Address
YYY= None

Code 87= Always Y

Code 88= Agency
C= ETL, CETL, ARI

Code 89= Conformance
Y= None

Code 90= Always Y

Code 91= Extended Warranty

Code 92= Product Style

Code 72 = Monitoring
Y= None

WSHP; WGSH/WGSV 024, 030, 036 Design 1 New 8/12 RPL 700024900 / Page 6