Geostar Aston Compact Series Installation Manual Download Page 56

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cations without notice.

Product:

Aston Compact Series

Type:

Geothermal/Water Source Heat Pump

Size:

0.75-6 Ton Single Speed

2-6

Ton

Dual

Capacity

Document Type:

Installation Manual

Part Number:

IM1022AG

Release Date:

04/13

Summary of Contents for Aston Compact Series

Page 1: ...ng Connections Hot Water Connections Electrical Startup Procedures Troubleshooting Preventive Maintenance COMPACT Water Source Geothermal Heat Pump R 410A Refrigerant Commercial 0 75 6 Ton Aston Compa...

Page 2: ......

Page 3: ...Water Systems 14 Hot Water Generator Connections 15 Freeze Detection 17 Electrical Connections 17 Electrical Data 18 Blower Performance Data 21 Wiring Schematics 26 Controls 31 Unit Startup 40 Operat...

Page 4: ...42 048 4 5 Speed ECM Blower 015 072 Water Coil Option C Copper D Insulated Copper N Cupronickel P Insulated Cupronickel NOTES Phase guard only available on 208 230 60 3 460 60 3 and 575 60 3 Vintage F...

Page 5: ...amine units for shipping damage removing the units from the packaging if necessary Units in question should also be internally inspected If any damage is noted the carrier should make the proper notat...

Page 6: ...8 7 8 6 Standard filter rails for open return applications Deluxe filter rack for ductable return applications 2 61 cm Service Access Left Return Right Return opposite side 2 61 cm Alternate Service...

Page 7: ...in Return Connection using deluxe filter rack 0 10 in M N P Q R S T U V W Filter Rack Width Supply Width Supply Depth Return Depth Return Height 009 012 in 2 2 10 0 10 0 6 1 5 3 9 8 2 0 18 1 14 0 2 0...

Page 8: ...nt CMP AP CMP AP AP AP AIR COIL SIDE AIR COIL SIDE 0 5 in 1 3 cm knockout 1 in 2 5 cm knockout 1 in 2 5 cm knockout 0 5 in 1 3 cm knockout BP BP FILTER RACK FILTER RACK Standard filter rails Standard...

Page 9: ...Size L M N P Q R S T X Supply Width Supply Depth Return Depth Return Height 009 012 in 5 9 7 2 9 5 6 0 16 4 14 5 2 0 1 4 3 4 cm 15 0 18 3 24 1 15 2 41 7 36 8 5 1 3 6 1 9 015 018 in 6 7 10 5 9 4 4 9 2...

Page 10: ...hing the hanger rods to the bracket a double nut is required since vibration could loosen a single nut To allow filter access install hanger brackets as illustrated in the Hanger Bracket Locations sec...

Page 11: ...71 4 62 0 74 4 Dual Capacity 026 in 99S500A04 45 8 25 1 21 4 n a cm 116 3 63 8 54 4 n a 038 in 99S500A03 48 8 28 1 24 4 n a cm 124 0 71 4 62 0 n a 049 in 99S500A04 53 8 28 1 24 4 n a cm 136 7 71 4 62...

Page 12: ...it whenever the unit operates To assure proper flow use pressure temperature ports to determine the flow rate These ports should be located at the supply and return water connections on the unit The p...

Page 13: ...ur Less than 1 ppm above this level deposition will occur Erosion Suspended Solids Less than 10 ppm and filtered for max of 600 micron size Less than 10 ppm and filtered for max of 600 micron size Les...

Page 14: ...equired to leave the water slightly alkaline pH 7 5 to 8 5 The specified percentage of antifreeze may also be added at this time Use commercial grade antifreeze designed for HVAC systems only Environo...

Page 15: ...Close the cold water inlet valve to the water heater tank 4 Drain the tank by opening the valve on the bottom of the tank then open the pressure relief valve or hot water faucet 5 Flush the tank by op...

Page 16: ...cal supply to the water heater adjust the temperature setting on the tank On tanks with both upper and lower elements the lower element should be turned down to the lowest setting approximately 100 F...

Page 17: ...ional Electric Code whichever is applicable Power Connection Connect the incoming line voltage wires to L1 and L2 of the con tactor for single phase unit Consult the Electrical Data tables for correct...

Page 18: ...2 17 5 11 2 60 0 n a 2 0 13 2 16 0 25 208 230 60 3 187 253 13 9 8 9 58 0 34 8 2 8 11 7 13 9 20 460 60 3 414 506 6 5 4 2 28 0 16 8 1 4 5 6 6 7 10 15 036 208 230 60 1 187 253 22 0 14 1 73 0 26 0 3 5 17...

Page 19: ...7 6 27 5 32 5 50 208 230 60 3 187 253 21 2 13 6 83 1 49 9 7 6 21 2 24 6 35 460 60 3 414 506 9 5 6 1 41 0 24 6 4 0 10 1 11 6 15 060 208 230 60 1 187 253 41 2 26 4 134 0 53 0 7 6 34 0 40 6 60 208 230 60...

Page 20: ...7 253 21 2 13 6 83 1 49 9 4 0 17 6 21 0 30 460 60 3 414 506 9 5 6 1 41 0 24 6 4 1 10 2 11 7 15 048 208 230 60 1 187 253 31 0 19 9 109 0 38 0 7 0 26 9 31 9 50 208 230 60 3 187 253 21 2 13 6 83 1 49 9 7...

Page 21: ...2400 2365 2330 2290 2255 2215 2180 2140 2095 2045 1945 1835 1715 1510 1330 M 2265 2235 2205 2175 2145 2110 2070 2035 2000 1960 1915 1825 1730 1605 1440 1260 L 2075 2050 2020 1995 1965 1940 1915 1885...

Page 22: ...40 560 530 Low 1 695 645 595 575 550 520 495 455 420 400 030 High 5 9 x 7 1 2 1407 1381 1354 1327 1300 1267 1233 1201 1168 1131 1094 1009 Med High 4 W 1146 1134 1122 1111 1099 1085 1071 1062 1052 1042...

Page 23: ...1 1934 1910 1886 1871 1855 1827 1799 1780 1760 1747 1734 1700 1659 1617 Med High 4 1799 1783 1767 1744 1720 1693 1666 1649 1631 1617 1603 1560 1530 1492 Med 3 Y2 1694 1680 1666 1642 1617 1592 1567 15...

Page 24: ...0 L M H 060 0 75 11 x 10 1 800 950 1100 1300 1500 1750 1950 2100 2300 L M H 070 0 75 11 x 10 1 800 950 1100 1300 1500 1750 1950 2100 2300 L M H 3 16 12 Dual Capacity Model Max ESP Blower Size Motor hp...

Page 25: ...n and then select ECM Setup This screen displays the current variable speed ECM settings It allows the technician to enter the setup screens to change the variable speed ECM settings Change the highli...

Page 26: ...Time Compressor Short Cycle Delay Blower Off Delay Fault Recognition Delay High Pressure Start Up Bypass Low Pressure Fault Recognition Delay Low Pressure Start Up Bypass Low Water Air Coil Limit Fau...

Page 27: ...e CPU board if this option is not installed 5 Wire is provided with the unit but only connected to the X13 motor on dual capacity units Notes Accessory Relay Cycle with Blower Cycle with Compressor Wa...

Page 28: ...tly to the PB1 1 if this option is not installed 12 Optional factory installed internal isolation valve 14 Network configurable input 15 Refer to the 5 Spd ECM Low Voltage Connection Table PGM Phase G...

Page 29: ...Black F2 Black F3 Black F4 Black F5 Black F6 Black F7 Black F8 Black F9 Black F10 Black F11 Black F12 Black F13 Black F14 Black F15 Black F16 Black F17 Black F18 Black F19 Black F20 20 19 18 17 16 15...

Page 30: ...DI4 DI3 DI2 DI1 9VDC 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 D09 D08 D07 D0 6 D05 D04 D03 D02 D01 J8 J2 J10 J9 J7 A23 A13 A11 A21 A12 A25 A22 A32 A31 A35 A14 A24 A34 A33 A15 Yellow NOT USE...

Page 31: ...D1 red will flash the last lockout one time Test mode will automatically time out after 30 minutes Test mode can be exited by pressing and holding the SW1 button for 2 to 5 seconds or by cycling the p...

Page 32: ...type identification display LED1 Red shall flash the fault code To reset lockout conditions with SW2 8 On thermostat inputs Y1 Y2 and W must be removed for at least 3 seconds To reset lockout conditi...

Page 33: ...ECM will run on G speed until the G command is removed Regardless of blower input G from the thermostat the blower will remain on for 30 seconds at the end of each heating cycle Cooling Operation In a...

Page 34: ...irflow settings The AID Tool simply plugs into the exterior of the cabinet in the AID Tool port ABC Control Board Layout Aurora Base Control LED Displays These three LEDs display the status configurat...

Page 35: ...onfigured to read CO2 levels contact the factory for application assistance The FX10 control has unused analog and digital inputs for field installed items such as air temperature water temperature CO...

Page 36: ...r will not restart until the compressor short cycle time delay has been satisfied Low Pressure BI 3 The low pressure switch shall be a normally closed NC switch that monitors the systems refrigerant p...

Page 37: ...n the control receives a Y1 command BI 7 from the thermostat the low capacity compressor output BO2 will be enabled and the variable speed ECM blower will operate in medium speed When the control rece...

Page 38: ...ving sensors must be field supplied and installed BI 6 must be connected to PB2 position 3 see unit schematic in the field if no blower proving sensor is desired There is a configurable parameter avai...

Page 39: ...v Vlv Default Heating BO5 Mode Network CompStrtDly 90 sec SpaceT Offset 1 F DehumEnaDis Dis Acc1 Action On Comp Acc2 Action On Fan SW1 OFF SW2 OFF SW3 ON SW4 OFF SW5 OFF SW6 OFF SW7 ON SW8 OFF SW9 OFF...

Page 40: ...te is correct by measuring the pressure drop through the heat exchanger using the P T plugs and comparing to the pressure drop table 6 Check the temperature of both the supply and discharge water Refe...

Page 41: ...t Water Generation Suction Pressure psig Discharge Pres sure psig Superheat Subcooling Water Temp Rise F Air Temp Drop F DB 30 1 5 115 125 150 170 20 35 10 17 17 22 17 23 3 0 105 120 130 145 20 35 10...

Page 42: ...rformance based on entering air temperatures of 80 F DB 67 F WB Heating performance based on entering air temperature of 70 F DB 2 15 12 Second Stage Operation Entering Water Temp F Water Flow gpm ton...

Page 43: ...7 8 0 16 6 0 23 11 0 4 2 4 1 3 8 3 5 3 3 11 0 17 2 0 41 14 0 7 6 6 7 6 3 5 8 5 4 14 0 17 9 0 61 048 6 0 1 1 1 0 1 0 0 9 0 8 1 in 6 0 16 1 0 14 9 0 2 3 2 1 2 0 1 9 1 7 9 0 16 8 0 29 12 0 3 9 3 7 3 4 3...

Page 44: ...sufficient Compressor Possible Bad Valves Low High Low High Normal High Low Low TXV Bulb Loss of Charge Low Low Low High High Low Low Scaled Coaxial Heat Exchanger Heating Low Low Low Normal Low High...

Page 45: ...0 85 n a 0 63 0 73 2 98 3 42 4 96 5 70 070 0 33 0 39 0 90 1 04 n a 0 56 0 64 2 34 2 70 3 48 4 00 Dual Capacity 026 1 21 1 39 1 52 1 75 1 38 1 58 2 02 2 32 2 00 2 30 8 00 9 20 n a 038 0 82 0 94 1 41 1...

Page 46: ...72 0 070 12 0 52 4 66 9 78 1 91 1 89 5 83 0 15 0 37 9 53 7 69 8 82 9 83 4 91 2 89 4 82 7 76 8 18 0 38 1 54 3 70 9 84 8 83 8 91 9 90 3 83 6 77 6 3 16 12 Dual Capacity Model gpm Heat of Extraction HE MB...

Page 47: ...reversing valve coil If the unit operation is noisy 1 Check compressor for loosened mounting bolts Make sure compressor is floating free on its isolator mounts Check for tubing contact with the compre...

Page 48: ...___ VOLTS Total Amps Comp Fan n _____ AMPS n ______ AMPS Watts m x n x 0 85 o _____ WATTS o ______ WATTS 6 CAPACITY Cooling Capacity HR o x 3 413 p _____ btu hr Heating Capacity HE o x 3 413 p _____ b...

Page 49: ...WH 2 127 hook up pressure gauges unless there appears to be a performance problem Line Voltage Loop Open Unit Amp Draw Closed COAX SOURCE HEA7 1 ANALYSIS EXPANSION VALVE F AIR COIL F COMPRESSOR DISCHA...

Page 50: ...e operated without a filter Condensate Drain In areas where airborne bacteria produce a slime in the drain pan it may be necessary to treat chemically to minimize the problem The condensate drain can...

Page 51: ...e 14S553 02 14S553 02 14S553 02 Not Available 5 Speed ECM Motor Blower 5 Spd ECM Motor 208 230 60 1 Not Available 14P536 01 14P537 01 5 Spd ECM Motor 265 60 1 Not Available 14P536 02 14P537 02 5 Spd E...

Page 52: ...60 3 Not Available 14S553 02 14S553 02 14S553 02 Not Available 5 Speed ECM Motor Blower 5 Spd ECM Motor 208 230 60 1 Not Available 14P536 01 14P537 01 5 Spd ECM Motor 265 60 1 Not Available 14P536 02...

Page 53: ...lable 14S553 01 14S553 01 Not Available Not Available 14S553 01 14S553 01 Not Available High Static VS ECM Motor 460 60 3 Not Available 14S553 02 14S553 02 Not Available Not Available 14S553 02 14S553...

Page 54: ...54 ASTON COMPACT INSTALLATION MANUAL Notes...

Page 55: ...55 ASTON COMPACT INSTALLATION MANUAL Revision Guide Pages Description Date By All First Published 08 Apr 2013 DS...

Page 56: ...lopment and reserves the right to change design and specifications without notice Product Aston Compact Series Type Geothermal Water Source Heat Pump Size 0 75 6 Ton Single Speed 2 6 Ton Dual Capacity...

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