Summary of Contents for Cool Energy XWH-02DHv
- Page 1 HEAT PUMP WATER HEATER USER AND SERVICE MANUAL Please read this manual carefully before installation & operation...
- Page 2 Preface Thanks for choosing the heat pump water heater for your domestic water heating. This manual includes the necessary information for installation, operation and maintenance of the Heat Pump water heater. Please read this manual carefully before installation, operation or maintaining the device. While installation the device, please carry it out strictly in accordance with this manual.
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Page 3: Table Of Contents
Content 1. Safety precaution 2. Specification 3. Function presentation 4. Installation and pipe connection 5. How to use the controller 6. Operate the heat pump water heater 7. Maintenance and repair 8. Appendix 9. Exploded diagram - 2 -... -
Page 4: Safety Precaution
1. Safety precaution To prevent user injury or harm from this unit, and to avoid damage to the unit or other property, please carefully use the Heat Pump according to this manual and understand the following information correctly. 1.1 The heat pump must be installed by qualified personals, to avoid improper installation which can lead to water leakage, electrical shock or fire. - Page 5 evaporator of the unit. 1.8 When there is something wrong or strange smell, the power supply should be shut off to stop the unit. Continuing to run may cause electrical short or fire. 1.9 When the heat pump needs to be moved or re-installed, please engage a qualified person to carry out the work.
- Page 6 2. Specs 2.1 Appearance 2.2 Dimension (mm) - 5 -...
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Page 7: Technical Data
2.3 Technical Data Models XWH-02DHv XWH-3.5DHv Heating capacity A15℃/W 15 ℃- 45 ℃ Heat Output 1.7KW 3.5KW Power Consumption 0.5KW 0.9KW Typcial COP range(A15 ℃/W15 ℃-W45 ℃) Voltage/Frequency 220-240V/50Hz 220-240V/50Hz Rated Current Fuse Current Operating range -7-43 -7-43 ℃ Rated output water ℃... -
Page 8: Function Presentation
3. Function presentation 3.1 Heating capacity The unit absorbs energy from the ambient air and transfer heat to the water. If the air inlet temperature is falling, heating capacity will be lower. 3.2 3 minutes protection When the unit stops, if you restart the unit or turn on the manual switch, the unit will not run for 3 minutes. -
Page 9: Installation Diagram
4. Installation 4.1 Installation diagram 4.2 Water pipe connection Pay attention to these points when connecting the water pipe: A. This Heat Pump Water Heater is a unit without a water tank, only water pipes and duct pipes needed to be installed. To protect the water tank, please make sure the pressure-release valve is installed on the water inlet side. - Page 10 E. Install a one way valve and safety valve in the water circulation system. F. The water pipes may be of a rigid or flexible type. To prevent corrosion damage, make sure that the materials used in the piping system are compatible. G.
- Page 11 unit is running. C. Measure the water temp. D. The water temperature parameter has been set; the user cannot change the parameter optionally and will need professional support should they wish to do this. Choose the suitable unit For energy saving, you need to select the right according with the correct capacity of water storage tank, water storage tank options.
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Page 12: How To Use The Controller
4.7 Installation position A. Waste heat is useful heat The unit can be installed internally, say in a garage, to use the latent heat from your other heating or reverse cycle air conditioning. This improves efficiency during cold periods. Ensure cold air is ducted outside. B. - Page 13 5.1 Initialization When the device is connected to the power, the controller will appear with a full screen display and switch to standby status after 3 seconds. 5.2 ON/OFF button Press this button to switch standby mode to running mode. The display will show water temperature, timer status, time and heating sign.
- Page 14 increase the temperature, “▼” to decrease the temperature. NOTE: Press “▲” and “▼” at the same time to lock the parameters, press “▲” and “▼” again to unlock. 5.4 “CLOCK” button This button is for Time setting and Parameter setting. 5.5 “TIMER”...
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Page 15: Operate The Heat Pump Water Heater
E. Actual step motor of electronic expansion valve. 6. Operate the heat pump water heater 6.1 Checking the parameters When the unit is under running status, depress and hold in the ELEC.HEATING button, the screen will display the user parameter. Pressing the up and down arrows to check all parameters from P1 to PE. - Page 16 6.3 Setting the time The CLOCK is a 24 hours system. Time setting can be performed under running status. Press the CLOCK button, hours and minutes will be both flashing. Press CLOCK again, the hours will be flashing and can be set with up and down arrow.
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Page 17: Maintenance And Repair
When the unit is in running mode, pressing both arrow keys at the same time will lock or unlock the keypad. 7. Maintenance and repair 7.1 Maintenance A. Check the water supply and air vent frequently, to avoid lack of water or air in the water loop. Clean the water filter regularly to maintain water quality. - Page 18 pipeline system. 7.2 Malfunction Controller Malfunction light Protection/Malfunction display display on PCB standby status Show designed running status temperature for 5s, then show T1 Low ambient temperature protection PP0 ☆☆☆☆●☆● Inlet water temperature sensor ☆● failure Heating condenser sensor failure ☆☆☆●...
- Page 19 Failure when heating temperature is ☆☆☆☆☆☆☆☆☆☆● too hot Exhaust over temperature three ☆●☆●☆● failures Defrosting Defrosting ☆☆☆☆☆☆☆☆… Available for remote Communication failure controller When you meet the problem as above, please cut off the power and restart the unit again or take it to maintain. - 18 -...
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Page 20: Appendix
8. Appendix 8.1 Appendix I: Parameters setting User parameter setting and check comparison table: Parameter Meaning Range Default Remarks Hot water temperature（℃） 15-65 Adjustable High-temperature sterilization 50-75 start temperature（℃） High-temperature sterilization 0-90 last time（M） Exact Condenser temperature testing by ℃/°F value Ambient temperature ℃/°F... - Page 21 constant Adjustment of electronic 1(auto) expansion valve Initial step of electronic 18-94 expansion valve Time of entry defrosting（M） 20-90 Temperature of entry -15-5 defrosting（℃） Time of exit defrosting （M） 1-12 Temperature of exit defrosting 10-30 （℃） - 20 -...
- Page 22 8.2 Appendix II: Electrical diagram - 21 -...
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Page 23: Exploded Diagram
9. Exploded Diagram - 22 -... - Page 24 Name Name Plastic cover Water joint Operational panel Water inlet Efficient tank Tuyere baffle Compressor Fan motor Compressor bracket Electric box Gas collector component Scale-board Filter component Main control panel Tx-Valve Fan capacitor Exhaust pipe Transformer High-voltage switch Cover of the electric box Expansion valve to the tank pipe U connect terminal 4-way valve to efficient tank tube...
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