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SCWD-QS (12/16)

Page 59

Appendix A: Electrical Diagrams

– No SureStart

The following compressor unit electrical diagrams do not include SureStart. They are as follows:

Figure A1. SCWD Compressor Unit Electrical Schematic Diagram (No SureStart), 230-1-

60……..60

Figure A2. SCWD Compressor Unit Electrical Schematic Diagram (No SureStart), 230-3-

60……..61

Содержание SCWD-024-1C

Страница 1: ...SCWD QS 12 16 2016 EarthLinked Technologies Inc Classic Series SCWD Geothermal Heating and Cooling System Quick Start Instructions...

Страница 2: ...7 Antifreeze Protection 25 8 Internal Heat Recovery System 27 Earth Loop Protection System 30 1 Anode Wire Installation 30 2 EPS Operation and Service 35 3 Voltage Verification 36 Start Up Process 37...

Страница 3: ...7 Figure 12c GSTE Storage Water Heater Service Connections 28 Figure 12d GSTE Storage Water Heater Tank Top View 28 Figure 13 Compressor Cabinet Socket Cap 30 Figure 14 Disassembled Plug Connector 31...

Страница 4: ...trical Schematic Diagram No SureStart 230 3 60 61 List of Revisions New EPS system Revised Electric Box Carried over SureStart does not come standard on Classic Series compressor units anymore It rema...

Страница 5: ...stallation and service by an ETI trained and authorized installer consistent with this manual will void and nullify the limited warranty coverage for the system Earthlinked Technologies shall not be l...

Страница 6: ...HHK CWK 1872 Temperature Control Kit Earth Loop Specification and Installation Manual Earth Loop Protection Kit Installation Manual IMPORTANT Notification of installation operation or maintenance inf...

Страница 7: ...efore placing the compressor unit outside or indoors review the guidelines in Figure 2 INSTALLATION GUIDELINES All refrigerant and water lines between these above ground components must be insulated w...

Страница 8: ...rance around the unit for service is illustrated in Figure 3 However local codes and applicable regulations take precedence Compressor unit or other refrigerant containing system components located in...

Страница 9: ...rovide space cooling shall be equipped with an EarthLinked Hybrid Cooling Module HCM when 1 Required by the performance tables OR 2 System is in a Cooling dominant application where soil thermal condu...

Страница 10: ...ugged 7 DWT Supply Braze 1 2 1 2 1 2 1 2 1 2 1 2 8 DWT Return Braze 1 2 1 2 1 2 1 2 1 2 1 2 9 HWT Return Braze 7 8 7 8 7 8 1 1 8 1 1 8 1 1 8 10 HWT Supply Braze 7 8 7 8 7 8 1 1 8 1 1 8 1 1 8 N Namepla...

Страница 11: ...aution This compressor unit is equipped with Copeland Ultra 32 3MAF Polyol Ester Oil POE This is the only brand and type of oil that is recommended for use with ETI compressor units POE oil absorbs si...

Страница 12: ...UID VAPOR 2 0 Tons 024 3 8 5 8 2 5 Tons 030 3 8 3 4 3 0 Tons 036 1 2 3 4 3 5 Tons 042 1 2 3 4 4 0 Tons 048 1 2 7 8 5 0 Tons 060 1 2 7 8 Liquid and Vapor lines must BOTH be insulated with Armaflex or e...

Страница 13: ...e the comfort and efficiency of system operation See Appendix B detailing the Nano PLC functions for the hydronic heating and cooling systems The Earth Loop Protection Control System comprised of the...

Страница 14: ...TP5 230 3 60 207 253 83 1 15 1 19 0 30 042 1C ZP44K5E PFV 230 1 60 207 253 135 0 23 9 29 0 50 042 2C ZP44K5E TF5 230 3 60 207 253 98 0 16 1 20 0 30 048 1C ZP51K5E PFV 230 1 60 207 253 134 0 29 4 36 0...

Страница 15: ...SCWD QS 12 16 Page 15 Figure 7 SCWD Compressor Unit Electrical Schematic Diagram 230 1 60...

Страница 16: ...SCWD QS 12 16 Page 16 Figure 8 SCWD Compressor Unit Electrical Schematic Diagram 230 3 60...

Страница 17: ...SCWD QS 12 16 Page 17 Figure 9 SCWD Hydronic Heating Cooling Water Heating Sytem Application...

Страница 18: ...SCWD QS 12 16 Page 18 Figure 10 SCWD Hydronic Heating Cooling Water Heating System Field Wiring Diagram...

Страница 19: ...tics of the compressor to further refine the starting cycle on each recurring start If the compressor fails to start the module will terminate the start attempt after 1 second and initiate a 3 minute...

Страница 20: ...SCWD QS 12 16 Page 20 Figure 11 SureStart Mode of Operation...

Страница 21: ...set the hardstart counter and will require 3 failed starts again to force it back into Lockout mode Lockout can be cleared anytime through a power reset of the SureStart device Flash Code Slow Flash 1...

Страница 22: ...e Cycle Delay 1 4 secs Displayed for Cycle delay between two consecutive softstarts or other faults mentioned below Re start is attempted after a default period of 3 minutes Other possible reasons for...

Страница 23: ...SCWD QS 12 16 Page 23 6 Plumbing A typical primary hydronic plumbing circuit for an SCWD system is illustrated in Figure 12 Figure 12a Typical SCWD Primary Hydronic Circuit Plumbing...

Страница 24: ...4 Temperature Controller Model HHK 1872 is a hydronic heating controller and Model CWK 1872 is a chilled water temperature controller These digital controllers can be mounted remotely and come with a...

Страница 25: ...it can be purchased as inhibited propylene glycol The following are examples of manufacturers for the above Straight propylene glycol Chemical Specialties Inc www chemicalspec com spg html Inhibitor...

Страница 26: ...tely refill the system allowing for liquid expansion due to operating temperature Circulate the inhibited propylene glycol antifreeze solution for at least 24 hours to ensure complete mixing Check the...

Страница 27: ...system supplements hot water production but does not replace the standard storage water heater sized for the application The Heat Recovery System may be plumbed into an existing standard water heater...

Страница 28: ...SCWD QS 12 16 Page 28 Figure 12c GSTE Storage Water Heater Service Connections Figure 12d GSTE Storage Water Heater Tank Top View...

Страница 29: ...circulation independent of compressor operation The GSTE storage water heaters are available in 60 80 and 119 US gallon capacities all of which have a 4 5 kW electric heating element which provides th...

Страница 30: ...sor Cabinet Socket Cap The EPS KIT contains the plug connector which will be field assembled and connected to the anode wire The steps to install the anode wire to the plug connector assembly are as f...

Страница 31: ...SCWD QS 12 16 Page 31 Figure 14 Disassembled Plug Connector...

Страница 32: ...f the strands of anode wire on one terminal Figure 15 Anode Wire Insertion After inserting all strands of the anode wire into one of the terminals on the plug insert tighten the wire in place by tight...

Страница 33: ...n the plug body as shown in Figure 17 Next slide the gland cage over the gland and slide the gland nut firmly against the gland cage with the gland nut against the plug body Engage the threads of the...

Страница 34: ...embled re connect the sealing cap assembly tool to the socket on the compressor unit cabinet After aligning the electrical contact pins manually engage the threads on the plug locking cap with the thr...

Страница 35: ...I technical support at 1 863 701 0096 If there is an opening in the earth loop electrical circuit the audible signal will be heard After shutting power OFF all electrical connections from the EPS modu...

Страница 36: ...e in contact with either the earth loop liquid or the vapor line Make sure the probe is in contact with the copper with no insulation in the way As an alternative you can also use the service valve Se...

Страница 37: ...lectronic leak detector and bubble solution Repair leaks as appropriate prior to evacuation Evacuation and charging of the system is done through the compressor unit All of the refrigerant containing...

Страница 38: ...SCWD QS 12 16 Page 38 Figure 23 SCWD Internal Flow Schematic...

Страница 39: ...SCWD QS 12 16 Page 39 Figure 24 SCWD Piping...

Страница 40: ...pen the vacuum pump isolation valve and start the pump Evacuate the system down to 400 MICRONS or less as read on the digital vacuum gauge After 400 microns or less has been achieved isolate the vacuu...

Страница 41: ...SCWD QS 12 16 Page 41 Figure 25 Evacuation of SCWD System...

Страница 42: ...weather it may be necessary to warm the refrigerant container to charge to 3 pounds per ton 4 After completing the initial refrigerant charge to the system turn the LP valve off re install the Schrad...

Страница 43: ...SCWD QS 12 16 Page 43 Figure 26 Initial Charge of SCWD System...

Страница 44: ...erant level drops below the middle sight glass during this time slowly add refrigerant until the liquid level stabilizes at the middle sight glass 7 With the liquid refrigerant level at the middle sig...

Страница 45: ...SCWD QS 12 16 Page 45 Figure 27 Final Charge of SCWD System...

Страница 46: ...SCWD QS 12 16 Page 46 Figure 28 Charging to the Middle Sight Glass Heat only units Figure 29 Final charging to the Top Sight Glass Heat Cool units...

Страница 47: ...15 68 8 20 77 1 25 86 0 30 95 5 35 105 7 40 116 6 45 128 3 50 140 8 55 154 1 60 168 2 65 183 2 70 199 2 75 216 1 80 234 0 85 253 0 90 273 0 95 294 1 100 316 4 105 339 9 110 364 6 115 390 5 120 417 7...

Страница 48: ...SCWD QS 12 16 Page 48 Figure 31 Start Up Process...

Страница 49: ...rence Figure 32 CAUTION SERVICE MAY BE PERFORMED ONLY BY AN EARTHLINKED TECHNOLOGIES AUTHORIZED PROFESSIONAL HVAC OR REFRIGERATION SERVICE PERSON USE ONLY SAFE AND APPROVED SERVICE TECHNIQUES IMPROPER...

Страница 50: ...ponents and replace if necessary Capacitors can be checked by substitution or with capacitance meter OK if reads 10 of the manufacturer s specification 4 Check incoming power supply voltage to determi...

Страница 51: ...igure 7 the compressor is locked mechanically and should be removed from the system and replaced Verify before removing 7 Motor Circuit Testing Using a digital volt ohmmeter VOM measure the resistance...

Страница 52: ...each compressor terminal as shown in Figure 34 A short circuit at a high voltage terminal indicates a motor defect grounded Figure 34 Compressor Motor Grounded Winding Test 9 Compressor not pumping C...

Страница 53: ...compressor diagram replace the compressor Replace filter drier and run capacitor 10 SureStart fault 10 Check the SureStart to see if the red LED is flashing Flashing codes are in section Installation...

Страница 54: ...ve stuck in heat mode 4 Contact ETI Technical Support at 863 701 0096 F Compressor turns off on thermal overload check until compressor s temperature reaches room temperature before determining the in...

Страница 55: ...mal pressure and temperature conditions Refer to Unit performance table 10 Defective pressure control 10 Check limit cut off pressures Control is set to actuate at 5 R 22 407C 25psig R 410A low pressu...

Страница 56: ...d system components and system performance for air and hydronic heating and cooling IMPORTANT All EarthLinked system should be commissioned and their location recorded The selected earth loop configur...

Страница 57: ...um micron Gauge and Isolation Valve Schrader Valve Core Removal Tool quantity of 2 Charging Evacuating Manifold for R 410A Charging Hi Vacuum Hoses black quantity of 6 Digital Refrigerant Scale Digita...

Страница 58: ...s 1500 microns After reaching 1500 microns isolate the digital vacuum gauge 3 Purge hoses with nitrogen Then allow a small amount of dry nitrogen to enter the system until the LP gauge shows about 5 p...

Страница 59: ...The following compressor unit electrical diagrams do not include SureStart They are as follows Figure A1 SCWD Compressor Unit Electrical Schematic Diagram No SureStart 230 1 60 60 Figure A2 SCWD Comp...

Страница 60: ...SCWD QS 12 16 Page 60 Figure A1 SCWD Compressor Unit Electrical Schematic Diagram No SureStart 230 1 60...

Страница 61: ...SCWD QS 12 16 Page 61 Figure A2 SCWD Compressor Unit Electrical Schematic Diagram No SureStart 230 3 60...

Страница 62: ...nic Heat Cool SCW and SCWD units keep the same functions as always for installation and use The Nano PLC simply replaces the analog hardware and adds two performance assurance functions 1 Performance...

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