Table of Contents
Troubleshooting
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Summary of Contents for GeoSmart HS Series
- Page 1 Premium Hydronic System H Series R-410A Refrigerant Single Stage 1.5-6 Ton Installation Information Water Piping Connections Electrical Startup Procedures Troubleshooting Preventative Maintenance TEC-IOM-HS-0210v1...
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Page 3: Table Of Contents
HS INSTALLATION MANUAL Table of Contents Model Nomenclature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 General Installation Information . -
Page 4: Model Nomenclature
HS INSTALLATION MANUAL Model Nomenclature 12-13 Model Vintage HS = Single Speed (018-075) A = Current Capacity Future Option 018 MBTUH SL = Standard Option 025 MBTUH 040 MBTUH Water Connections 050 MBTUH N = Standard 060 MBTUH 075 MBTUH Coax C = Copper Operation... -
Page 5: General Installation Information
HS INSTALLATION MANUAL General Installation Information Safety Considerations Unit Location Installing and servicing air conditioning and heating equipment can Provide sufficient room to make water and electrical connections. be hazardous due to system pressure and electrical components. If the unit is located in a confined space, provisions must be made Only trained and qualified service personnel should install, repair for unit servicing. -
Page 6: Water Quality
HS INSTALLATION MANUAL Water Quality General Contaminated Water HS water-to-water heat pumps may be successfully applied in a In applications where the water quality cannot be held to wide range of residential and light commercial applications. It is prescribed limits, the use of a secondary or intermediate heat the responsibility of the system designer and installing contractor exchanger is recommended to separate the unit from the to ensure that acceptable water quality is present and that all... -
Page 7: Field Connected Water Piping
HS INSTALLATION MANUAL Field Connected Water Piping General refrigerant-to-water heat exchanger (See Pressure Drop Table for water flow and pressure drop information). Normally about 3 GPM Each unit is equipped with captive FPT water connections to flow rate per ton of cooling capacity (2.25 GPM per ton minimum) is eliminate ‘egg-shaping’... - Page 8 HS INSTALLATION MANUAL Field Connected Water Piping cont. Earth Coupled Systems with Flow Center Typical Closed Loop Earth Coupled Installation Once piping is completed between the unit, flow center and the earth loop, final purging and charging of the loop is needed. A flush cart (at least a 1.5 HP or 1.12 kW pump) is needed to achieve adequate flow velocity in the loop to purge air and dirt particles Earth Coupled Loop...
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Page 9: Potable Water Systems
Source IN Ball Valve Ball Valve NOTES: GeoSmart * A 30 PSI pressure relief valve (Part No: SRV30) should be used in Premium H Series - HS hydronic applications. ** Vent valve or P/T port at highest point in return line prior to ball valve. - Page 10 Unions P/T Ports P/T Ports Ball Valve Ball Valve GEOTANK GeoSmart HS018 or HS025 (Heating Only) with Double Wall Load Coax NOTES: 1) Unions and valves must be installed so that acid flushing of the heat exchanger is possible. 2) Make sure there is not a check valve in the diptube of the tank.
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Page 11: Hydronic Section
Most codes require backflow prevention check valves. Note that a single check valve is not equal to a backflow prevention check valve. Even if local code does not require this device, GeoSmart recommends its installation. This is particularly important if the... - Page 12 HS INSTALLATION MANUAL Hydronic Section cont. Open the screw 2 turns only in the end of the pump motor (if GeoSmart Geothermal Storage Tank Thermostat and Grundfos pumps are used) to allow trapped air to be discharged Thermistor ® and to ensure the motor housing has been flooded.
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Page 13: Accessories And Options
1-1/2 Calculate the system pressure drop then refer to the pump curves to select the proper pump. All four of the GeoSmart pump kits can be used for hydronic heating applications as long as they meet the flow requirements. If the flow requirements are outside the pump curve, an alternate pump will need to be obtained to maintain the necessary flow. - Page 14 HS INSTALLATION MANUAL Accessories and Options cont. Geo Storage Tank Dimensions From Geo To Geo 59˝ Dip Tube 1˝ x 3˝ Nipple w/1˝ x 3˝ Nipple PRIMARY ANODE 39˝ - 80 Gallon 42˝ - 119 Gallon 8˝ HOT OUTLET 3/4˝ COLD INLET 3/4˝...
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Page 15: Electrical Data
HS INSTALLATION MANUAL Electrical Data Compressor Rated Voltage Load Source Total Unit Min Ckt Maximum Model Voltage Min/Max Pump Pump Fuse/HACR LRA* 208-230/60/1 197/254 10.3 51.0 17.9 17.5 20.1 208-230/60/1 197/254 13.5 61.0 21.4 20.7 24.1 265/60/1 239/292 10.9 58.0 10.9 13.6 460/60/3... -
Page 16: Wiring Schematics
HS INSTALLATION MANUAL Electrical Data cont. 208 Volt Operation HS Control Box Relocation All 208-230 volt units are factory wired for 230 volt operation. To The HS control box can be installed on the rear of the unit. To convert the unit from a 230V unit to a 208V unit follow these steps: relocate the control box, follow the procedures below. - Page 17 HS INSTALLATION MANUAL Wiring Schematics cont. Multiple Units on a Single Flow Center Wiring G SERIES CONTROL SHUT DOWN SL1 IN SL1 OUT Used CAPACITOR FUSE 13P003B RELAY BLOCKS (FIELD SUPPLIED) TRANSFORMER HS CONTROL BOX...
- Page 18 HS INSTALLATION MANUAL Wiring Schematics - Residential HS Heating Only - 208-230/60/1 Compressor External External Blue Black Load Source Pump Pump NOTE 2 Unit Power Supply 208-230/60/1 Blue/Wht Brown/Blk Brown/Wht Brown Blue Blue Black 230V Green/Yellow 208V NOTE 1 Transformer Black Black/ Yellow...
- Page 19 HS INSTALLATION MANUAL Wiring Schematics - Residential cont. HS Reversible with GeoStart - 208-230/60/1 Compressor External External Blue Run Winding GeoStart Load Pink Active Source Pump Pump Blue Start Black Black Black Common NOTE 2 Unit Power Supply 208-230/60/1 Brown/Blk Blue/Wht Brown/Wht Brown...
- Page 20 HS INSTALLATION MANUAL Wiring Schematic - Commercial HS Heating Only - 208-230/60/3 Compressor Blue Black Unit Power Supply 208-230/60/3 Blue Black 230 V Green/Yellow 208 V NOTE 1 Transformer Black Black/ Yellow White 24 V Black/Gry TEST Green/Yellow Black/Wht Orange Not Used Blk/Wht Microprocessor Control...
- Page 21 HS INSTALLATION MANUAL Wiring Schematic - Commercial cont. HS Reversible - 575/60/3 Compressor Black Blue Unit Power Supply 575/60/3 Black Blue Green/Yellow 575 V Transformer Black/ Black Yellow White 24 V Black/Gry TEST Green/Yellow Black/Wht Orange Not Used Blk/Wht Black/Org Microprocessor Control Violet Black...
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Page 22: External Control
HS INSTALLATION MANUAL External Control Primary Mode Secondary Mode In dedicated heating or cooling units, the unit is controlled by In dedicated heating or cooling units, secondary mode allows the the internal controller. Compressor output is determined by the unit to be controlled by an external source. Compressor output is entering load-side water temperature. - Page 23 HS INSTALLATION MANUAL External Control cont. Staging with Primary/Secondary Mode Wiring for Primary/Secondary Unit Staging Secondary Unit Secondary Unit Primary Unit (SL=1) (SL=1) (SL=0) Staging is only possible with dedicated heating or cooling units. Reversible units cannot be staged. Staging can be accomplished with primary/secondary modes or by using an aquastat.
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Page 24: Converting To A Dedicated Cooling Unit
HS INSTALLATION MANUAL Converting to a Dedicated Cooling Unit Procedure to Convert a Heating Only Unit to a Cooling 15. Move the “P4” jumper from across 1 and 2 to across 2 and 3. Only Unit 16. Close the control box and secure the screws. 17. -
Page 25: Unit Startup
HS INSTALLATION MANUAL Unit Startup Before Powering Unit Secondary Unit Startup Check the following: 1. Apply power to the unit. • High voltage wiring is correct and matches the nameplate. 2. After a three to five-minute delay, the water temperature shall •... -
Page 26: Standard Board - Control Features
HS INSTALLATION MANUAL Standard Board - Control Features Anti Short Cycle Time Test Mode The anti short cycle time consists of a three minute minimum “off” Connection of a jumper wire from chassis ground to P3 will place time plus a randomly chosen 0-2 minute additional “off” delay. the control in the test mode. -
Page 27: Standard Board - Control Features
HS INSTALLATION MANUAL Standard Board - Control Features cont. Resetting Lockouts High Temperature Compressor operation will be disabled when the control To reset any lockout condition, place the unit into the standby senses an entering load side water temperature of 130° F mode for at least 5 seconds. -
Page 28: Standard Control - Panel Configuration
HS INSTALLATION MANUAL Standard Control - Panel Configuration The control panel allows you to access the service menu on the Control Panel unit. The control panel has three 7-segment LED screens that display the: • Water temperature • Configuration menu There are six (6) LED indicators that indicate when the SECONDARY OUTPUT is active or the unit is on one of the following modes:... - Page 29 HS INSTALLATION MANUAL Standard Control - Panel Configuration cont. Remote Aquastat Secondary Mode (Y1) In secondary mode the compressor output is determined by an external aquastat. The compressor shall engage 10 seconds after the Y1 call has been received. The compressor shall de-activate 10 seconds after the Y1 has been removed. The secondary output is controlled by a Derivative Controller.
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Page 30: Ahri/Iso 13256-2 Performance Ratings
HS INSTALLATION MANUAL AHRI/ISO 13256-2 Performance Ratings English (IP) Units Water Loop Heat Pump Ground Water Heat Pump Flow Rate Cooling Heating Cooling Heating Capacity GWHP Model 86°F Source 53 .6°F Load 68°F Source 104°F Load 59°F Source 53 .6°F Load 50°F Source 104°F Load Modulation... -
Page 31: Operating Limits
HS INSTALLATION MANUAL Operating Limits Heating with High Source Temperatures Cooling Heating Operating Limits Heating water with a water to water unit using high source °F °C °F °C temperatures can lead to operating conditions that fall outside Source Side Water Limits of the system operating range. -
Page 32: Flow Rates
HS INSTALLATION MANUAL Flow Rates Source Flow Rates Minimum Open Loop Minimum Closed Loop Model Normal Load Flow Rate Maximum Flow Rate Flow Rate Flow Rate 10.0 12.0 12.0 15.0 17.0 13.0 18.0 20.0 10.0 14.0 19.0 21.0 5/15/09 Load Flow Rates Model Minimum Load Flow Rate Normal Load Flow Rate... - Page 33 HS INSTALLATION MANUAL Troubleshooting cont. Troubleshooting Controls Check the jumpers on the control board: 1. Refer to the Control Board with Jumper illustration in the Check the unit. If a lockout mode is displayed, refer to the table Converting to a Dedicated Cooling Unit section to see the below to determine the meaning of the failure.
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Page 34: Operating Parameters
HS INSTALLATION MANUAL Operating Parameters Heating Mode Entering Entering Suction Discharge Superheat Subcooling Load Temp (°F) Source Temp (°F) Pressure (psig) Pressure (psig) (°F) (°F) 52-67 195-227 8-16 5-15 67-82 208-235 7-14 6-14 95-113 216-245 7-14 6-12 124-144 225-255 8-19 5-15 143-167 230-275... -
Page 35: Heating And Cooling Cycle Analysis
HS INSTALLATION MANUAL Heating Cycle Analysis ______ PSI = ______ SAT°F ______ °F Suction Compressor Load Source Discharge Coax Coax ______ PSI = ______ SAT°F ______ °F ______ °F Liquid Line Entering Source Water °F Entering Water Pressure Leaving Source Water °F Leaving Water Pressure Unit Amp Draw... -
Page 36: Troubleshooting Form
HS INSTALLATION MANUAL Premium H Series - HS Startup and Troubleshooting Form Company Name: _________________________________ Company Phone No: ______________________________ Technician Name: ________________________________ Date: __________________________________________ Model No: ______________________________________ Serial No:_______________________________________ Owner’s Name: __________________________________ Open or Closed Loop: _____________________________ Installation Address: ______________________________ Installation Date: _________________________________ Check One Start up/Check-out for new installation... -
Page 37: Reference Calculations
HS INSTALLATION MANUAL Reference Calculations Heating Calculations: Cooling Calculations: LWT = EWT - LWT = EWT + GPM x C* GPM x C* HE = C* x GPM x (EWT - LWT) HR = C* x GPM x (LWT - EWT) NOTE: * C = 500 for pure water, 485 for brine. -
Page 38: Antifreeze Correction
HS INSTALLATION MANUAL Antifreeze Correction Catalog performance can be corrected for antifreeze use. Please use the following table and note the example given. Heating Cooling Antifreeze % Pressure Antifreeze Type by wt Drop Load Source Load Source EWT - °F [°C] 80 [26 .7] 30 [-1 .1] 50 [10 .0]... -
Page 39: Preventative Maintenance
HS INSTALLATION MANUAL Preventative Maintenance 1. Keep all air out of the water lines. An open loop system should 5. Connect a plastic hose from the inlet line of the water-to- be checked to ensure that the well head is not allowing air to refrigerant heat exchanger to the plastic pail. -
Page 40: Service Parts
HS INSTALLATION MANUAL Service Parts Part Description 208-230/60/1 208-230/60/1 208-230/60/1 208-230/60/1 208-230/60/1 208-230/60/1 Compressor 34P622-01 34P568-05 34P621-01 34P580-01 34P616-01 34P614-01 Compressor Capacitor 16P002D20 16P002D20 16P002D36 16P002D25 16P002D39 16P002D39 Compressor Sound Jacket 92P504A05 92P504A05 92P519-01 92P519-02 92P519-02 92P519-02 Thermal Expansion Valve 33P605-16 33P605-18 33P605-10... - Page 41 HS INSTALLATION MANUAL Notes...
- Page 42 HS INSTALLATION MANUAL Notes...
- Page 44 290 Pinebush Road, Cambridge, Ontario N1T 1Z6 | o: 1.866.310.6690 | f: 1.866.533.3889 smaRT eNeRgy.COm Product: Premium H Series – HS Type: Hydronic Heat Pump Size: 1.5-6 Ton Document Type: Installation, Operation & Maintenance Manual Ref. Number: IM1006WH2 Revision Date: 02/10 Revision Number: Document Name:...
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