York T2GY Installer'S Manual Download Page 1

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•

R-410A

Refrigerant

• 3 - 6 Tons

T2GY

Geothermal Heat Pump
with Water Heating for
Radiant Floor Applications
Installer’s Guide

18-GL04D1-7

Summary of Contents for T2GY

Page 1: ...R 410A Refrigerant 3 6 Tons T2GY Geothermal Heat Pump with Water Heating for Radiant Floor Applications Installer s Guide 18 GL04D1 7...

Page 2: ......

Page 3: ...mance Data 17 Dimensional Data 18 Physical Data 20 Microprocessor Control 21 Operation Logic 25 Wiring Schematics 26 Unit Startup 30 Operating Parameters 31 Pressure Drop 32 Compressor and Thermistor...

Page 4: ...temperature control Kit DPK5 ordered separately includes field installed circulator hot water tank adaptor temperature limit and installation instructions Vintage Factory Use Only Blower Option 1 Var...

Page 5: ...switch if applicable Electrical 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 Vert...

Page 6: ...line To make the connection to 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 lock...

Page 7: ...han 0 5 ppm Ammonia Nitrate Less than 0 5 ppm Less than 0 5 ppm Less than 0 5 ppm Ammonia Hydroxide Less than 0 5 ppm Less than 0 5 ppm Less than 0 5 ppm Ammonia Sulfate Less than 0 5 ppm Less than 0...

Page 8: ...If using closed loop and no antifreeze 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 dra...

Page 9: ...liary Heat Supply Refer to the GeoLink Flow Center installation manual for complete information GeoLink Flow Center External Pump Power flow through the unit by checking pressure drop across the heat...

Page 10: ...HX Flushing Strainer Low Voltage 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...

Page 11: ...ed in a series Electric water heaters 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 circulato...

Page 12: ...e adjustable and directional A fast 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 restrictio...

Page 13: ...capacity in the storage tank to accommodate 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 ever...

Page 14: ...al Loop Pump Power Connection If 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 p...

Page 15: ...g the same wiring See instructions enclosed in the thermostat for detailed installation and operation information Other Thermostats The unit is compatible with virtually any 24VAC thermostat However t...

Page 16: ...1500 5 6 09 Model Supply Circuit 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...

Page 17: ...d ECM blower motor Only three of 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 M...

Page 18: ...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 collar filte...

Page 19: ...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 25 1 12...

Page 20: ...tions 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 1 Vertic...

Page 21: ...ection Microprocessor Control Testing 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 RP...

Page 22: ...will turn off the CR3 relay output 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...

Page 23: ...4 R R R R R G Y R ComforTalk and FaultFlash Thermostats When the heat pump microprocessor control is configured for ComforTalk or FaultFlash SW2 8 off thermostats the thermostats will flash or display...

Page 24: ...agnostics Outputs Allows viewing 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 Therm...

Page 25: ...Off Loop Pump On On On Off On On 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 S...

Page 26: ...Off On On Off Off Over Ride Selection 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...

Page 27: ...Compressor Solenoid Legend PR Pump 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...

Page 28: ...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 RPM grnd P12 P11 2 3 4 5 1 LP Blue...

Page 29: ...lled and are required for auxiliary 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 P...

Page 30: ...system to desired normal operating temperature to maintain desired comfort level 9 Instruct the owner operator in the proper operation of the hydronic temperature control and system maintenance Force...

Page 31: ...Rise F Air Temp Drop F DB Suction 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...

Page 32: ...3 4 3 2 2 9 15 5 7 5 3 5 0 4 7 4 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...

Page 33: ...1 99 064 ZPS51K5E PFV 0 36 0 42 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 31...

Page 34: ...2 40 0 46 9 44 9 43 2 40 8 Full 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 4...

Page 35: ...x 1 270 10 03 feet of head Antifreeze 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...

Page 36: ...Heating CFM Per Ton of Clg of Nominal 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 3...

Page 37: ...drop in feet of head GPM Gallons 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...

Page 38: ...to be correct gauges should then be installed and superheat and subcooling numbers calculated If superheat and subcooling are outside recommended ranges an adjustment to the refrigerant charge may be...

Page 39: ...___ AMPS Watts m x n x 0 85 o _____ 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...

Page 40: ...T F ______ F ______PSI ______SAT 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 Ina...

Page 41: ...AT F ______ F ______ F Liquid Line Unit Amp Draw ____________ Line Voltage _________ Loop ______ Open ______ Closed Subcooling _______ Superheat _______ NOTE Do not attach refrigerant gauges unless a...

Page 42: ...ed without a filter Obtaining Parts 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 replacemen...

Page 43: ...umber 33P619 06 33P619 07 33P619 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 Dr...

Page 44: ...44 T2GY INSTALLER S GUIDE...

Page 45: ...14 April 2015 MA 4 9 Updated 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 La...

Page 46: ...07 17 The manufacturer has a policy of continuous product and product data improvement and reserves the right to change design and specifications without notice...

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