Enertech WD240 Скачать руководство пользователя страница 24 | Manualshive

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Enertech WD240 Скачать руководство пользователя страница 24

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Enertech Global

IOM, WD Models

Select the topic for your maintenance need. Scan the QR code
to access the video. Follow the directions and tips provided to
make the project easier to complete

ECM Temporary Motor Replacement

ECM Motor Troubleshooting

Troubleshooting a TXV

Compressor Troubleshooting

Variable Speed Flow Centers

Return Conversion for a XT or CT

Heat Of Extraction and Rejection

Measuring Subcooling and Superheat

Section 10: Troubleshooting

QR Codes for Maintenance and Troubleshooting Tips

Videos

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Содержание WD240

Страница 1: ...Installation OperationsManual WD 20 30 TON MODELS WATER TO WATER HEAT PUMPS Revision D 20D814 10NN 20D814 10NN...

Страница 2: ...10 Section 6 Antifreeze Antifreeze Overview 11 Antifreeze Percentages by Volume 12 Section 7 Controls Features 13 Sequence of Operation 17 Section 8 Wiring Diagrams WD 240 Series WD 240 Series Wiring...

Страница 3: ...9 Hot W ater C onfiguration 10 Return Air O ptions 11 Discharge Air O ptions 12 Blow er O ptions 13 Exchanger O ptions 14 15 Standard two stage dual single stage compressors Section 1 Model Nomenclat...

Страница 4: ...the unit carefully remove the shrink wrap Using a box cutter slit the shrink wrap on the cardboard top and corner posts Use caution to not damaged the finished surface of the unit Keep all cardboard o...

Страница 5: ...Board Logic Board operates the compressor and protects unit by locking out when safety switches are engaged It also provides fault indicator s Terminal Strip Provides connection to the thermostat or...

Страница 6: ...ain above 55 F and should be located in a way that piping and ductwork or other permanently installed fixtures do not have to be removed for servicing and filter replacement Electrical All wiring line...

Страница 7: ...F 25 F 20 F 15 F 10 F 100 F 110 F 115 F 120 F 125 F 130 F SCROLL COMPRESSOR OPERATING CONDITIONS WATER TO WATER HEATING MODE OPERATION Source Entering Water Temperature 70 F 65 F 60 F 55 F 50 F FAILUR...

Страница 8: ...V Physical Dimensions 20 30 Ton Series Model Ground Hydronic Inlet Outlet Inlet Outlet 20 Ton 2 0 MPT 2 0 MPT 2 0 MPT 2 0 MPT 30 Ton 2 0 MPT 2 0 MPT 2 0 MPT 2 0 MPT Physical Data 20 Ton 30 Ton Compres...

Страница 9: ...0 0 101 2 113 9 150 7 380 3 173 0 ea 25 0 ea 0 0 0 0 50 0 56 3 80 8 575 3 132 0 ea 23 7 ea 0 0 0 0 47 4 53 3 70 WD240 Model Voltage Code HWG Option 60 Hz OR 50 Hz6 Power Compressor Notes 1 All line a...

Страница 10: ...nstallation Potential Problem Chemical s or Condition Range for Copper Heat Exchangers Cupro Nickel Heat Exchanger Ranges Stainless Steel Heat Exchanger Ranges Scaling Calcium Magnesium Carbonate Less...

Страница 11: ...des The following are some general observations about the types of brines presently being used Methanol Wood grain alcohol that is considered toxic in pure form It has good heat transfer low viscosity...

Страница 12: ...precautions may result in fire injury or death Never work with 100 alcohol solutions Notes 1 Consult with your representative or distributor if you have any questions regarding antifreeze selection or...

Страница 13: ...be achieved in two ways 1 A manual toggle switch to select the heating or the cooling hydronic control Aquastat or 2 A cooling thermostat which powers the coil of a single pole double throw relay to...

Страница 14: ...mpressor electrical box This module provides advanced diagnostics and protection See chart on next page for Warning and Alert Codes as well as the DIP Switch Settings for these modules Additional info...

Страница 15: ...INDICATES THAT THE DISCHARGE GAS TEMPERATURE IS ABOVE 220 F 9 THE L TERMINAL CONTROLS A FAULT LED AT THE THERMOSTAT OR DRIVES AN AUXILLIARY FAULT RELAY 10 UNITS THAT DO NOT CONTAIN A FLOW SWITCH WILL...

Страница 16: ...e test mode the LCT SCT sensors will be checked for the proper location based on temperature Sensors are swapped if LCT SCT in cooling or LCT SCT in heating This fault will only show up in the test mo...

Страница 17: ...f the two compressors to avoid nuisance low pressure lockouts Heating 1st Stage Y1 The Accessory A terminal output is energized after the random start timer 10s 20s expires to provide time for externa...

Страница 18: ...18 Enertech Global IOM WD Models Section 8 Wiring Diagrams WD 240 Series Wiring Diagram...

Страница 19: ...19 IOM WD Models Enertech Global Section 8 Wiring Diagrams WD 360 Series Wiring Diagram...

Страница 20: ...rce Water Pressure Out Source Water Pressure Drop F F F F F F Heat of Rejection Extraction BTU HR BTU HR F F F F F F Cooling Heating F F F F F F Heating F F F Heating V A GA A Source Water Temp Differ...

Страница 21: ...al readings listed in the Unit Electrical Data table 5 Check the source water temperature in and out at the P T ports use insertion probe Allow 10 minutes of operation before recording temperature dro...

Страница 22: ...65 3 1 3 2 3 2 3 2 3 1 3 1 3 2 3 5 4 0 3 1 3 1 3 4 3 8 4 4 3 4 3 6 4 0 4 4 5 1 70 3 6 3 7 3 7 3 7 3 6 3 6 3 7 4 0 4 5 3 5 3 6 3 9 4 3 5 0 3 9 4 2 4 5 5 0 5 8 30 0 8 0 8 0 9 1 0 0 9 0 9 1 0 1 0 1 2 0 8...

Страница 23: ...mb Antifreeze is generally required for all closed loop geothermal applications Extreme Southern U S locations are the only exception Open loop well water systems cannot use antifreeze and must have e...

Страница 24: ...make the project easier to complete ECM Temporary Motor Replacement ECM Motor Troubleshooting Troubleshooting a TXV Compressor Troubleshooting Variable Speed Flow Centers Return Conversion for a XT or...

Страница 25: ...loosen pump Take off pump and see if there is an obstruction in the pump If pump is defective replace For pressurized systems check loop pressure Repressurize if necessary May require re flushing if t...

Страница 26: ...a sure record the am p s volts suction discharge pressure Y es Y es If the com p ressor still w o n t pum p rep lace com pre ssor A dd re frigerant to the system N o C heck th e opera tion of the reve...

Страница 27: ...19 24 19 24 18 22 9 12 Superheat Subcooling Conditions Typical R 410A Unit Superheat Subcooling Values Section 10 Troubleshooting Refrigeration Troubleshooting System Faults Mode Discharge Pressure Su...

Страница 28: ...E ____________________ SHIP TO HOMEOWNER ADDRESS Form submitter Ifdifferent than company OTHER NOTES _______________________________________________________________________________ ___________________...

Страница 29: ...aller Company Name ________________________________________________________________________________ City _____________________________State Prov __________ Email ______________________________________...

Страница 30: ...IOM WD Models Revision Table Date Description of Revision Page WD240 360 Wiring Diagram updated 18 19 06JUL2020 WD 240 360 Rev D Nomenclature added 3 WD 240 360 IOM created ALL Section 11 Warranty Fo...

Страница 31: ...31 IOM WD Models Enertech Global This Page Intentionally Left Blank...

Страница 32: ...e most up to date information please visit our website or contact our Customer Service department at info enertechgeo com Statements and other information contained herein are not express warranties a...

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