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Heating and Air Conditioning

AFFINITY 
GEOTHERMAL HEAT PUMPS
DUAL CAPACITY COMBINATION

MODELS:
YACT038 - 072
(3 THRU 6 NOMINAL TONS)

Due to continuous product improvement, specifications are 
subject to change without notice. 

Visit us on the web at www.york-geothermal.com

Additional rating information can found at

www.ahridirectory.org

FOR DISTRIBUTION USE ONLY - NOT TO BE USED AT POINT OF RETAIL SALE

INSTALLATION MANUAL

Summary of Contents for YACT038-072

Page 1: ...HRU 6 NOMINAL TONS Due to continuous product improvement specifications are subject to change without notice Visit us on the web at www york geothermal com Additional rating information can found at w...

Page 2: ......

Page 3: ...8 Physical Data 20 Microprocessor Control 21 Operation Logic 25 Wiring Schematics 26 Unit Startup 30 Operating Parameters 31 Pressure Drop 32 Compressor and Thermistor Resistance 33 Heat of Extraction...

Page 4: ...neration Option 0 No HWG No IntelliStart 2 HWG w o Factory Installed Pump No IntelliStart 3 No HWG IntelliStart 5 HWG w o Factory Installed Pump IntelliStart Vintage Factory Use Only Controls Option S...

Page 5: ...ctrical shock could cause serious personal injury CAUTION A minimum of 24 in clearance should be allowed for access to front access panel General Installation Information Vertical Unit Mounting Vibrat...

Page 6: ...a ground loop system mate the brass connector supplied in CK4LI and CK4L GLI connector kits against the rubber gasket in the swivel connector and thread the female locking ring onto the pipe threads w...

Page 7: ...ess than 125 ppm Less than 300 ppm Carbon Dioxide Less than 50 ppm 10 50 ppm 10 50 ppm Ammonia Less than 2 ppm Less than 2 ppm Less than 20 ppm Ammonia Chloride Less than 0 5 ppm Less than 0 5 ppm Les...

Page 8: ...freeze solution leave in Well position the factory setting Condensate Drain The internal condensate drain assembly consists of a drain tube which is attached to the drain pan a 3 4 in PVC female adapt...

Page 9: ...ter External Pump Power flow through the unit by checking pressure drop across the heat exchanger Refer to Pressure Drop table Usually 2 5 3 gpm of flow per ton of cooling capacity is recommended in e...

Page 10: ...e to Thermostat and Valve Unit Power Shut Off Valves to isolate solenoid valve while acid flushing Shut Off Valves Water Out Water In Solenoid Valve Flow Control Valve on outlet of Solenoid Valve P T...

Page 11: ...aters are recommended Make sure all local electrical and plumbing codes are met for installing a hot water generator The unit is not supplied with an internal circulator A DPK5 kit will need to be pur...

Page 12: ...ast fill valve is required for initial filling of the system Some have screens which must be cleaned after the initial filling If Hydronic Section there is a restriction in the screen the system could...

Page 13: ...ommodate the hydronic load while the unit is operating in forced air mode The hydronic storage tank should be sized to provide 2 gallons of storage capacity for every one thousand Btuh s of nominal he...

Page 14: ...the unit is to be used with an external loop pump FC1 or FC2 flow center the pump s will be connected to the terminals on PB1 in the unit electrical box as shown The pumps will automatically be cycle...

Page 15: ...ns enclosed in the thermostat for detailed installation and operation information Other Thermostats The unit is compatible with virtually any 24VAC thermostat However the multi stage nature of this pr...

Page 16: ...t Heater Amps Min Circuit Amp Max Fuse USA Max Fuse CAN Max CKT BRK 208V 240V 208V 240V 208V 240V 208V 240V 208V 240V EAL H 10A Single 34 7 40 53 3 60 60 60 60 60 60 60 EAL H 15A Single 52 0 60 75 85...

Page 17: ...the DIP switches can be in the On position The first On switch the lowest position number determines the Low Speed Blower setting The second On switch determines the Medium Speed Blower setting and t...

Page 18: ...Swivel 1 Swivel 1 2 Female 14 4 36 6 9 9 25 1 12 4 31 5 Condensate is 3 4 in PVC female glue socket and is switchable from side to front Unit shipped with deluxe 2 in field adjustable to 1 in duct col...

Page 19: ...1 Swivel 1 2 Female 14 4 36 6 9 9 25 1 12 4 31 5 064 in cm 25 6 65 0 31 6 80 3 58 4 148 3 7 3 18 5 18 9 48 0 2 3 5 8 15 9 40 4 15 9 40 4 18 9 48 0 10 6 26 9 1 Swivel 1 Swivel 1 2 Female 14 4 36 6 9 9...

Page 20: ...er Connections Size Swivel in mm 1 25 4 1 25 4 1 25 4 1 25 4 HWG Connection Size Female Sweat I D in mm 1 2 12 7 1 2 12 7 1 2 12 7 1 2 12 7 Coax Piping Water Volume gal l 1 3 4 9 1 6 6 1 1 6 6 1 1 6 6...

Page 21: ...sting The control allows service personnel to shorten most timing delays for faster diagnostics Refer to Dip Switch description Fault Retry All faults except for low RPM faults with the ECM blower mot...

Page 22: ...put if spring damper operation is selected or activate the CR4 output if POPC damper operation is selected This will close field installed damper s located in ductwork NOTE The control will not operat...

Page 23: ...FaultFlash Thermostats When the heat pump microprocessor control is configured for ComforTalk or FaultFlash SW2 8 off thermostats the thermostats will flash or display alert codes when a lockout cond...

Page 24: ...the outputs from the control board such as compressor diverting valve reversing valve blower hot water pump and loop pump on the LED display Outputs Normal SW2 8 Thermostat Selection Configures the c...

Page 25: ...n On Load Pump Off Off Off Off Off Off On Aux Heater Off Off Staged Staged Off Off Off Acc Relay On On On Off On On Off Diverting Valve Off Off Off Off Off Off On ECM Speed On On On On On On Off T Sta...

Page 26: ...ection Violet P5 3 4 9 11 2 10 8 1 12 5 14 13 6 7 P6 6 5 4 8 7 12 1 2 9 10 3 13 14 16 11 15 Blk 20 Acc Com Acc NC Acc NO P3 SV Blk 23 White 22 NOTE 2 ECM Fan Motor Grn 15 10 16 3 8 On Off PWM RPM C2 R...

Page 27: ...ump Relay Breaker Violet Blue 2 3 HE1 TS1 HE2 TS2 Black Gray Black Gray Green P9 ER 1 ER 2 N O N O Brown Orange 5 4 EA Series PCB P2 1 L2 L1 G 208 230 60 1 Green P11 2 3 4 5 1 C 1 2 3 4 Brown Orange P...

Page 28: ...1 2 9 10 3 13 14 16 11 15 Blk 20 Acc Com Acc NC Acc NO P3 SV Blk 23 White 22 NOTE 2 ECM Fan Motor Grn 15 10 16 3 8 On Off PWM RPM C2 RPM grnd P12 P11 2 3 4 5 1 LP Blue Blue Cap Black 1 CC Violet 2 Bl...

Page 29: ...ary heat operation Note 4 5 Low voltage wiring CLASS 2 208 230 60 1 208 230 60 1 With optional EA Series 20kW Auxiliary Electric Heat Shown Circuit 2 Circuit 1 Note 2 Place auxiliary heat schematic fr...

Page 30: ...ing temperature to maintain desired comfort level 9 Instruct the owner operator in the proper operation of the hydronic temperature control and system maintenance Forced Air Startup Instructions NOTE...

Page 31: ...on Pressure PSIG Discharge Pressure PSIG Super heat F Sub cooling F Water Temp Rise F Air Temp Drop F DB 20 1 5 Operation Not Recommended Operation Not Recommended 2 25 3 0 57 64 272 282 12 21 8 16 3...

Page 32: ...3 049 part load 5 1 1 1 1 1 0 0 9 0 9 8 2 0 1 8 1 7 1 6 1 5 11 3 4 3 1 2 9 2 8 2 5 14 5 0 4 7 4 4 4 1 3 8 064 full load 8 2 0 1 8 1 7 1 6 1 5 12 3 6 3 3 3 2 3 0 2 6 16 6 5 6 0 5 6 5 2 4 8 20 9 7 9 1...

Page 33: ...1 51 1 74 072 ZPS60K5E PFV 0 31 0 36 1 72 1 98 9 24 2013 Thermistor Temperature F Microprocessor Resistance Ohms 5 75757 70117 14 57392 53234 23 43865 40771 32 33809 31487 41 26269 24513 50 20570 1923...

Page 34: ...Load 6 0 31 3 39 4 43 7 55 5 53 3 50 3 9 0 23 2 32 5 41 5 46 6 48 7 55 6 53 8 51 3 49 6 12 0 23 6 33 4 42 8 48 3 48 8 55 7 54 1 51 4 49 8 064 Part Load 6 0 29 8 39 4 46 0 60 4 57 8 54 7 10 0 19 5 30...

Page 35: ...freeze Type Antifreeze by wt Heating Cooling Pressure Drop EWT F C 30 1 1 90 32 2 30 1 1 Water 0 1 000 1 000 1 000 Ethylene Glycol 10 0 973 0 991 1 075 20 0 943 0 979 1 163 30 0 917 0 965 1 225 40 0 8...

Page 36: ...minal Total Cap Sens Cap Power Heat of Rej Htg Cap Power Heat of Ext 240 60 0 922 0 786 0 910 0 920 0 943 1 150 0 893 275 69 0 944 0 827 0 924 0 940 0 958 1 105 0 922 300 75 0 959 0 860 0 937 0 955 0...

Page 37: ...s per minute WPD water pressure drop psi and feet of water HC air heating capacity MBtu h HE total heat of extraction MBtu h HR total heat of rejection MBtu h kW total power unit input kilowatts LAT l...

Page 38: ...n be installed and superheat and subcooling numbers calculated If superheat and subcooling are outside recommended ranges an adjustment to the refrigerant charge may be necessary NOTE Refrigerant test...

Page 39: ...___ WATTS o ______ WATTS o ______ WATTS 6 CAPACITY Cooling Capacity HR o x 3 413 p _____ btu hr Heating Capacity HE o x 3 413 p _____ btu hr 7 EFFICIENCY Cooling EER p o q _____ EER Heating COP p o x...

Page 40: ...F ______ F F F NOTE Do not attach refrigerant gauges unless a problem is suspected FD TXV CV Suction Discharge Compressor RV Air Coil Source Coax Load Coax DV open Inactive circuit Refrigerant charge...

Page 41: ...ne Unit Amp Draw ____________ Line Voltage _________ Loop ______ Open ______ Closed Subcooling _______ Superheat _______ NOTE Do not attach refrigerant gauges unless a problem is suspected Entering So...

Page 42: ...rts When ordering service or replacement parts refer to the model number and serial number of the unit as stamped on the serial plate attached to the unit If replacement parts are required mention the...

Page 43: ...08 33P619 09 DanfossTXV model TR6 3 Ton 3 8 TR6 4 Ton 1 2 TR6 5 Ton 1 2 TR6 6 Ton 1 2 Reversing Valve 33P503 05 33P526 05 Diverting Valve 33P503 05 33P526 05 Filter Drier 36P500B01 36P500B02 Refriger...

Page 44: ...Nomenclature Hot Water Generation Option and Updated Open Loop Solenoid Valve Connection Option Wiring Diagrams 30 Sept 2014 MA All Updated to new Revision Reformatted Layout 27 Dec 2013 DS All Update...

Page 45: ...AFFINITY COMBINATION INSTALLATION MANUAL...

Page 46: ...t to change design and specifications without notice Product Affinity Series Type Geothermal Heat Pumps Size 3 6 Ton Dual Capacity Document Type Installation Manual Part Number IM1300YK6 Release Date...

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