Table of Contents
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Heating and Air Conditioning
INSTALLATION MANUAL
AFFINITY INDOOR SPLIT
GEOTHERMAL HEAT PUMPS
SINGLE AND DUAL CAPACITY
MODELS:
YAZS022 - 070
(2 THRU 6 NOMINAL TONS)
YAZT026 - 072
(2 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
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Table of Contents
Related Manuals for York YAZS022
Summary of Contents for York YAZS022
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Page 1: Installation Manual
(2 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... -
Page 3: Table Of Contents
AFFINITY INDOOR SPLIT SERIES INSTALLATION MANUAL Table of Contents Model Nomenclature ............. . 4 General Installation Information . -
Page 4: Model Nomenclature
AFFINITY INDOOR SPLIT SERIES INSTALLATION MANUAL Model Nomenclature Model Vintage YAZ – Affinity Indoor Split * - Factory Use Only Stage Controls S – Single Speed A – Aurora Base Control T – Dual Capacity Future Options 0 – Standard Unit Capacity 022, 026, 030, 036, 038, 042, 048, 049, 060, 064,... -
Page 5: General Installation Information
AFFINITY INDOOR SPLIT SERIES INSTALLATION MANUAL General Installation Information Safety Considerations Duct System All blower coil units/air coils must be installed as specified by the WARNING: Before performing service or maintenance manufacturer’s installation instructions; however, the following operations on a system, turn off main power switches recommendations should be considered to minimize noise and to the indoor unit. - Page 6 AFFINITY INDOOR SPLIT SERIES INSTALLATION MANUAL General Installation Information cont. When utilizing the existing air coil or line set, only flushing Air Handler Installation compounds that vaporize should be used; which means they are Air handlers used with dual capacity units must be capable packaged in a pressurized disposable cylinder.
- Page 7 AFFINITY INDOOR SPLIT SERIES INSTALLATION MANUAL General Installation Information cont. Dual Fuel Systems In add-on indoor split applications, the coil should be located in the supply side of the furnace to avoid condensation damage Indoor split units can be connected to fossil fuel furnaces that to the furnace heat exchanger.
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Page 8: Water Piping
AFFINITY INDOOR SPLIT SERIES INSTALLATION MANUAL General Installation Information cont. Water Piping Never use flexible hoses smaller than 1 in. inside diameter on the unit. Limit hose length to 10 ft. per connection. Check carefully for The proper water flow must be provided to each unit whenever the water leaks. -
Page 9: Water Quality
AFFINITY INDOOR SPLIT SERIES INSTALLATION MANUAL General Installation Information cont. Water Quality Units with cupronickel heat exchangers are recommended for open loop applications due to the increased resistance to build-up In ground water situations where scaling could be heavy or where and corrosion, along with reduced wear caused by acid cleaning. -
Page 10: Closed Loop - Ground Source Systems
AFFINITY INDOOR SPLIT SERIES INSTALLATION MANUAL Closed Loop - Ground Source Systems NOTE: For closed loop systems with antifreeze protection, set Multiple Units on One Flow Center SW2-1 to the “LOOP” (15°F) position. (Refer to the DIP Switch Set- When two units are connected to one loop pumping system, pump tings table in the Aurora Control section.) control is achieved by following Figure 5. -
Page 11: Open Loop - Well Water Systems
AFFINITY INDOOR SPLIT SERIES INSTALLATION MANUAL Open Loop - Well Water Systems Typical open loop piping is shown below. Always maintain i.e. recharge well, storm sewer, drain field, adjacent stream or water pressure in the heat exchanger by placing water control pond, etc. -
Page 12: Hot Water Generator Connections
AFFINITY INDOOR SPLIT SERIES INSTALLATION MANUAL Hot Water Generator Connections The heat reclaiming hot water generator coil is vented double-wall copper construction and is suitable for potable water. To maximize the benefits of the hot water generator a minimum 50-gallon water heater is recommended. - Page 13 AFFINITY INDOOR SPLIT SERIES INSTALLATION MANUAL Hot Water Generator Connections cont. Plumbing Installation Hot Water Generator Startup 1. Inspect the dip tube in the water heater cold inlet for a check 1. Turn the hot water generator switch to the “ON” position. The hot valve.
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Page 14: Electrical Connection
AFFINITY INDOOR SPLIT SERIES INSTALLATION MANUAL Electrical Connections General Accessory Relay Be sure the available power is the same voltage and phase as that A set of “dry” contacts has been provided to control accessory shown on the unit serial plate. Line and low voltage wiring must be devices, such as water solenoid valves on open loop installations, done in accordance with local codes or the National Electric Code, electronic air cleaners, humidifiers, etc. -
Page 15: Electronic Thermostat Installation
AFFINITY INDOOR SPLIT SERIES INSTALLATION MANUAL Electrical Connections cont. Pump Power Wiring Figure 11: Pump Wiring 208-230/60/1 See Figure 11 for electrical connections from control box to pumps. FC1/FC2 style flow centers with fixed speed pumps connect to PB1 in the control box. External Loop Pump(s) 208-230/60/1... -
Page 16: Electrical Data
AFFINITY INDOOR SPLIT SERIES INSTALLATION MANUAL Electronic Thermostat Installation cont. Single and Dual Capacity Wiring Diagram Field low voltage point to point wiring: From To Compressor Thermostat To Air Handler Section Air Handler transformer must be 75VA. 5/29/08 Electrical Data Compressor Total Rated... -
Page 17: Dimensional Data
AFFINITY INDOOR SPLIT SERIES INSTALLATION MANUAL Dimensional Data Service Valve Water Water External Line Knock Knock Height Width Depth Voltage Pump Voltage Liquid Model 19.3 22.5 26.5 1.93 6.93 15.2 16.8 11.9 12.1 14.3 022-030 49.0 57.1 67.3 17.6 38.6 42.7 23.9 30.2... -
Page 18: Physical Data
AFFINITY INDOOR SPLIT SERIES INSTALLATION MANUAL Physical Data Model Compressor (1 each) Single Speed Scroll Dual Capacity Scroll Factory Charge R410a, oz [kg] 104 [2.95] [1.59] [1.59] [1.59] [2.1] [2.55] [2.61] [3.06] [1.47] [1.59] [2.55] [2.61] Coax and Water Piping Water Connections Size - Swivel- in [mm] 1 [25.4] 1 [25.4]... -
Page 19: Model Nomenclature - Air Handler
Air handlers should be designed for R-410A refrigerant and should be matched with the outdoor split compressor section according to the table below. Indoor Split Model Indoor Split Model Outdoor Split Model Air Handler Airfl ow (CFM) Electric Heat (kW) (Single) (Dual Capacity) (Dual Capacity) YAH022A***1R YAZS022 YAH026A***1R YAZT026 YAST026 YAH030A***1R YAZS030 5, 10 YAH036A***1R YAZS036 1225 5, 10 YAH036A***1R... -
Page 20: Physical Data - Air Handler
Rev.: 16 August 2013D Refrigerant Coil Compatibility Indoor Split Model Outdoor Split Model Recommended Airfl ow Encased/Uncased Coil Indoor Split Model (Single) (Dual Capacity) (Dual Capacity) (CFM) YRAC026* YAZS022 YRAC026* YAZT026 YAST026 YRAC026* YAZS030 YRAC036* YAZS036 1225 YRAC036* YAZT038 YAST038... -
Page 21: The Aurora Tm Control System
AFFINITY INDOOR SPLIT SERIES INSTALLATION MANUAL The Aurora™ Control System Aurora ‘Base’ Control The Aurora ‘Base’ Control (ABC) System is a complete residential and commercial comfort system that brings all aspects of the HVAC system into one cohesive module network. The ABC features microprocessor control and HP, LP, condensate and freeze detection, over/... -
Page 22: Control Features
AFFINITY INDOOR SPLIT SERIES INSTALLATION MANUAL The Aurora Control System cont. Aurora ‘Base’ Control Reset Configuration Mode The control is placed in reset configuration mode by holding the push button switch SW1 for 50 to 60 seconds. This will reset all configuration settings and the EEPROM back to the factory default settings. -
Page 23: Safety Features
AFFINITY INDOOR SPLIT SERIES INSTALLATION MANUAL The Aurora ‘Base’ Control System cont. Safety Features Over/Under Voltage Shutdown - An over/under voltage condition exists when the control voltage is outside the range of 18 VAC to The following safety features are provided to protect the 30 VAC. - Page 24 AFFINITY INDOOR SPLIT SERIES INSTALLATION MANUAL The Aurora ‘Base’ Control System cont. Blower (G) - The blower will start immediately upon receiving a Aurora Interface and Diagnostics (AID) Tool thermostat G command. If there are no other commands from the The Aurora Interface and thermostat the ECM will run on “G”...
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Page 25: Reference Calculations
AFFINITY INDOOR SPLIT SERIES INSTALLATION MANUAL Reference Calculations Heating Calculations: Cooling Calculations: LWT = EWT + LWT = EWT - gpm x 500 gpm x 500 LAT (DB) = EAT (DB) - LAT = EAT + cfm x 1.08 cfm x 1.08 LC = TC - SC TH = HC + HW S/T =... -
Page 26: Wiring Schematics
AFFINITY INDOOR SPLIT SERIES INSTALLATION MANUAL Wiring Schematics Split Wiring Schematic - 208-230/60/1 Legend Duel Fuel Wiring Diagram Split Thermostat LED1 LED2 Using Field Installed Relay FP1 – 15 F/30 ECM PWM 1st Stage Compressor FP2 – 15 F/30 Factory Low voltage wiring Thermistor RV –... - Page 27 AFFINITY INDOOR SPLIT SERIES INSTALLATION MANUAL Wiring Schematics cont. Split Wiring Schematic with GeoStart - 208-230/60/1 Legend Duel Fuel Wiring Diagram Split Thermostat LED1 LED2 FP1 – 15 F/30 Using Field Installed Relay ECM PWM 1st Stage Compressor FP2 – 15 F/30 Factory Low voltage wiring Thermistor...
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Page 28: Refrigeration
AFFINITY INDOOR SPLIT SERIES INSTALLATION MANUAL Refrigeration The indoor split series comes with a holding charge. The charge The indoor split service valves are recessed in the unit’s corner post must be adjusted in the field based on performance. Refrigeration and protected by a cover. - Page 29 AFFINITY INDOOR SPLIT SERIES INSTALLATION MANUAL Refrigeration cont. Leak Testing If an air handler manufactured by others is used then refrigerant should be added to the indoor split factory pre-charge. Refrigerant The refrigeration line set must be pressurized and checked for should be added for liquid line length.
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Page 30: Line Set Sizes
AFFINITY INDOOR SPLIT SERIES INSTALLATION MANUAL Refrigeration cont. Determining Subcooling Measure the temperature of the liquid line on the small refrigerant line (liquid line) just outside the split cabinet. This location will be adequate for measurement in both modes unless a significant temperature drop in the liquid line is anticipated. -
Page 31: Pressure/Temperature Conversion Chart For R-410A
AFFINITY INDOOR SPLIT SERIES INSTALLATION MANUAL Pressure/Temperature Conversion Chart for R-410A PRESSURE TEMP PRESSURE TEMP PRESSURE TEMP PRESSURE TEMP PRESSURE TEMP (PSIG) °F (PSIG) °F (PSIG) °F (PSIG) °F (PSIG) °F 63.5 96.3 120.6 140.0 64.2 96.8 120.9 140.3 11.2 64.8 97.2 121.3... -
Page 32: Unit Startup
AFFINITY INDOOR SPLIT SERIES INSTALLATION MANUAL Unit Startup Before Powering Unit, Check the Following: 10. Initiate a control signal to place the unit in the heating mode. Heating set point must be set above room temperature. NOTE: Remove and discard the compressor hold down shipping 11. -
Page 33: Operating Parameters
AFFINITY INDOOR SPLIT SERIES INSTALLATION MANUAL Operating Parameters Single Speed Models - YAZS022 thru YAZS070 (with YAH Series Air Handler) Cooling -- No Hot Water Generator YAZS022 thru YAZS060 YAZS070 YAZS022 thru YAZS070 Water Entering Water Flow GPM/ Suction Discharge... - Page 34 AFFINITY INDOOR SPLIT SERIES INSTALLATION MANUAL Operating Parameters cont. YAZT026 thru YAZT072 (with YAH Series Air Handler) First Stage Operation Cooling -- No Hot Water Generator YAZT026 thru YAZT064 YAZT072 YAZT026 thru YAZT072 Entering Water Water Flow Suction Discharge Suction Discharge Water Temp Air Temp Drop...
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Page 35: Pressure Drop
AFFINITY INDOOR SPLIT SERIES INSTALLATION MANUAL Pressure Drop Single Speed Dual Capacity Pressure Drop (PSI) Pressure Drop (psi) Model Model 30°F 50°F 70°F 90°F 110°F 30°F 50°F 70°F 90°F 110°F full load part load full load part load full load part load full... -
Page 36: Refrigerant Circuit Guideline
AFFINITY INDOOR SPLIT SERIES INSTALLATION MANUAL Refrigerant Circuit Guideline Head Suction Compressor Air Temp. Water Temp. Symptom Superheat Subcooling Pressure Pressure Amp Draw Differential Differential Under Charged System (Possible Leak) High Over Charged System High High High Normal High Normal/Low Normal Low Air Flow Heating High... -
Page 37: Heat Of Extraction/Rejection Data
AFFINITY INDOOR SPLIT SERIES INSTALLATION MANUAL Heat of Extraction/Rejection Data - Dual Capacity Units Heat of Extraction (kBtuh) Heat of Rejection (kBtuh) Model 30°F 50°F 70°F 90°F 30°F 50°F 70°F 90°F 110°F 13.1 17.6 21.5 23.5 22.9 21.8 Part Load 13.8 18.6 22.6... - Page 38 AFFINITY INDOOR SPLIT SERIES INSTALLATION MANUAL Heat of Extraction/Rejection Data - Single Speed Units Heat of Extraction (kBtuh) Heat of Rejection (kBtuh) Model 30°F 50°F 70°F 90°F 30°F 50°F 70°F 90°F 110°F 13.6 18.0 22.0 25.6 25.4 23.5 14.3 19.1 23.0 23.3 25.8...
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Page 39: Troubleshooting
AFFINITY INDOOR SPLIT SERIES INSTALLATION MANUAL Troubleshooting Aurora Control System Refrigerant Systems NOTE: Refer to the Aurora Base Control Application and To maintain sealed circuit integrity, do not install service gauges Troubleshooting Guide and the Instruction Guide: Aurora Interface and unless unit operation appears abnormal. - Page 40 AFFINITY INDOOR SPLIT SERIES INSTALLATION MANUAL Unit Startup/Troubleshooting Heating Cycle Analysis Measure suction temperature here at TXV bulb in heating modes. Measure suction temperature here Volts ____ Suct PSI____ at TXV bulb in cooling modes. Amps ____ Suct sat temp____ Suct temp____ Super heat____ Lineset...
- Page 41 AFFINITY INDOOR SPLIT SERIES INSTALLATION MANUAL Troubleshooting cont. Single Speed/Dual Capacity Startup/Troubleshooting Form 1. Job Information Model # Job Name: Loop: Open / Closed Serial # Install Date: Hot Water Generator: Y / N 2. Flow Rate in gpm SOURCE COAX LOAD COAX (Water-to-Water) HEATING COOLING...
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Page 42: Preventative Maintenance
AFFINITY INDOOR SPLIT SERIES INSTALLATION MANUAL Preventive Maintenance Water Coil Maintenance Other Maintenance Filters Keep all air out of the water. An open loop system should be checked to ensure that the well head is not allowing air to Filters must be clean to obtain maximum performance. They infiltrate the water line. -
Page 43: Service Parts List
AFFINITY INDOOR SPLIT SERIES INSTALLATION MANUAL Service Parts List Single Speed Split Units YAZS022 YAZS030 YAZS036 YAZS042 YAZS048 YAZS060 YAZS070 Compressor 34P581-01 34P582-01 34P583-01 34P578-01 34P579-01 34P580-01 34P646-01 Run Capacitor 16P002-18 16P002-20 16P002-21 16P002-25 16P002-41 Compressor Sound Jacket 92P504A05 92P504A16... - Page 44 AFFINITY INDOOR SPLIT SERIES INSTALLATION MANUAL Service Parts List cont. Dual Capacity Split Units Parts List YAZT026 YAZT038 YAZT049 YAZT064 YAZT072 Compressor 34P640-01 34P641-01 34P642-01 34P643-01 34P644-01 Run Capacitor 16P002-19 16P002-20 16P002-18 16P002-31 Compressor Sound Jacket 92P504A16 Power Harness 11P781-01 Solenoid Harness 11P782-02 Accumulator...
- Page 45 AFFINITY INDOOR SPLIT SERIES INSTALLATION MANUAL Notes...
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Page 46: Revision Guide
AFFINITY INDOOR SPLIT SERIES INSTALLATION MANUAL Revision Guide Pages: Description: Date: First Published 03 Sept 2013... - Page 48 ©2013 The manufacturer has a policy of continual product research and development and reserves the right to change design and specifi cations without notice. York and Affi nity are registered trademarks of Johnson Controls, Inc., and are used with permission.