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ENERGYHOME AXHW-20a/200L, Operation And Installation Manual

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ENERGYHOME AXHW-20a/200L Operation And Installation Manual Download Page 15

12

Installation overview

Note:

Solar heat exchange coil is optional.

ATTENTION:

-

The one-way safety valve must be installed. If not, it could cause damage to the unit, or even
hurt people. The set point of this safety valve is 0.7 MPa. For the installation place please refer
to the pipeline connection sketch.

-

The discharge pipe connected to the one-way safety valve is to be installed in a continuously
downward direction and in a frost-free environment.

Summary of Contents for AXHW-20a/200L

Page 1: ...isteam di produzione Il prelievo dell aria calda durante il periodo estivo consente di aumentare la prestazione del produttore sul lato sanitario raffrescando così gli ambienti E compatibile acon sorgenti di calore esterne come caldaie pompe di calore e fonti rinnovabili Ogni produttore è dotato di termostato digitale di regolazione della temperatura di produzione dell acqua calda sanitaria 10 70 ...

Page 2: ... LS Senza fonte rinnovabile Valore Alimentazione elettrica V Hz 230 50 Volume acqua lt 200 Potenza massima assorbita W 486 Potenza massima integrazione W 1600 Corrente massima assorbita A 2 2 6 8 Temperatura massima ACS C 60 Temperatura massima setpoint C 70 Temperatura ambiente C 5 43 Fluido refrigerante R134A Pressione massima di scarico bar 20 Pressione minima di scarico bar 6 Refrigerante R134...

Page 3: ...Sanitary Water Heat Pump Operation and Installation Manual AXHW 20a 200L AXHW 20a 250L AXHW 20a 300L ...

Page 4: ...rial running 16 OPERATION THE UNIT 17 User interface and operation 17 LCD icons 20 PARAMETER CHECKING AND ADUSTMENT 22 Parameter list 22 Malfunctioning of the unit and error codes 23 MAINTENANCE 25 TROUBLESHOOTING 26 ENVIRONMENTAL INFORMATION 26 DISPOSAL REQUIREMENTS 26 WIRING DIAGRAM 27 TECHNICAL SPECIFICATION 28 AXHW 20a 28 TEMPERATURE SENSOR R T CONVERSION TABLE 30 READ THIS MANUAL CAREFULLY BE...

Page 5: ...laundry room or clothing room When it produces hot water it lowers the temperature and dehumidifies the room as well The advantages can be experienced particularly in the humid season Storage room cooling Units can be placed in the storage room as the low temperature keeps the food fresh Hot water and fresh air ventilation Units can be placed in the garage gym basement etc When it produces hot wat...

Page 6: ...following safety precautions should always be taken into account Be sure to read the following WARNING before installing the unit Be sure to observe the cautions specified here as they include important items related to safety After reading these instructions be sure to keep it in a handy place for future reference Warning Do not install the unit yourself Incorrect installation could cause injury ...

Page 7: ... to connect the unit to the electric power supply If there is no suitable earthed wall socket available have one installed by a recognized electrician Do not move repair the unit yourself If the supply cord is damaged it must be replaced by the manufacturer or its service agent or a similarly qualified person in order to avoid a hazard Improper movement or repair on the unit could lead to water le...

Page 8: ...njury due to the high speed running fan or an electrical shock Do not continue to run the unit when there is something wrong or there is a strange smell The power supply needs to be shut OFF to stop the unit otherwise this may cause an electrical shock or fire Do not put your fingers or others into the fan or evaporator The inside parts of the heat pump may run at high speed or high temperature th...

Page 9: ... INSIDE PRODUCT BOX Before starting the installation please make sure that all parts are found inside the box The Unit Box Item Image Quantity Domestic hot water heat pump 1 Operation and Installation Manual 1 ...

Page 10: ...7 OVERVIEW OF THE UNIT Parts and descriptions ...

Page 11: ...1070 1280 E 875 790 1030 F 1750 1633 1845 G 450 450 450 H 1025 890 1130 J 600 550 680 K 250 250 250 L 32 5 32 5 32 5 M 35 35 35 N 1135 1020 1230 Remark 1 The extra heat source is optional 2 The Magnesium stick is an anti corrosion element It is assembled in the water tank to avoid the ...

Page 12: ... Turn the power of the unit OFF and pull out the plug Drain all the water out of the tank Remove the old magnesium stick from the tank Replace the new magnesium stick Recharge the water Schematic overview of the water and refrigeration circuit Choose the suitable unit Please refer to the table below to choose the suitable unit Family members Tank capacity 2 3 people 200L 4 5 people 250L More than ...

Page 13: ...hat it is done with care an inclination angle up to 30 degrees is permitted both during transport and storage Ambient temperatures of 20 to 70 degrees Celsius are permitted Transport using a forklift When transported by a forklift the unit must remain mounted on the pallet The lifting rate should be kept to a minimum Due to its top heaviness the unit must be secured against tipping over To prevent...

Page 14: ...r outlet pipes are connected portion airflow and capacity in heat pump unit will lose If the unit connects with air ducts it should be DN 180mm for pipes or 180mm internal diameter flexible hose Total length of the ducts should not be longer than 8m or the maximum static pressure should not exceed than 60Pa Be in mind of bending site of the duct no more than 4m ...

Page 15: ... not it could cause damage to the unit or even hurt people The set point of this safety valve is 0 7 MPa For the installation place please refer to the pipeline connection sketch The discharge pipe connected to the one way safety valve is to be installed in a continuously downward direction and in a frost free environment ...

Page 16: ...tlet the tank is full Turn off all valves and check all pipes If any leakage please repair If the inlet water pressure is less than 0 15MPa a pressure pump should be installed at the water inlet For ensure the long safety using age of tank at the condition of water supply hydraulic higher than 0 65MPa a reducing valve should be mounted at the water inlet pipe Filters are needed in the air inlet If...

Page 17: ...and dehumidification Units can be placed in the laundry room or clothing room When it produces hot water it lowers the temperature and dehumidifies the room as well The advantages can be experienced particularly in the humid season 3 Solar panel or external heat pump could be the second heat source Units can work with solar panel external heat pump boiler or other different energy source NOTE Choo...

Page 18: ...e piping system are compatible 6 When installing the pipe work on the customers site any contamination of the piping system must be avoided Water affusion and water emptying Water Affusion If the unit is used for the first time or used again after emptying the tank please make sure that the tank is full of water before turning on the power Open the cold water inlet and hot water outlet Start the w...

Page 19: ...make sure that the power supply is normal and the wire connection is ok Check the inlet water pressure make sure that the pressure is sufficient above 0 15Mpa Check if any water flows out from the hot water outlet make sure that the tank is full of water before turning on the power Check the unit make sure everything is ok before turning ON the power of the unit check the light on the wire control...

Page 20: ... into the standby mode 2 button Press this button and keep for 2 seconds when the unit is standby the unit can be turned ON Press this button and keep for 2 seconds when the unit is running the unit can be turned OFF Short press this button to entry or exit the parameter setting or checking DOWN adjust button Clock Timer setting button Set button UP adjust button Unit ON OFF button Electrical heat...

Page 21: ... the clock setting interface hour and minute icons 88 88 flash together Short press button to switch hour minute setting press the and buttons to set the exact hour s and minute s Press button again to confirm and exit Timer setting After power on long press button for 5 seconds to entry the timer setting interface the timer on icon and hour icon 88 flash together Press the and buttons to set the ...

Page 22: ...sensor values and EXV open steps parameters A F 2 Check the system parameters In any status press this button and hold for 5 seconds entry the system parameter checking interface Press the and buttons to check the system parameters 3 Adjust the system parameters When the unit is off press for 5 seconds entry the parameter checking interface Press or button to select the parameter and press button ...

Page 23: ...t and unit is standby If this function is disabled the fan will stop when the water temperature reaches the set point and unit is standby 3 Electrical heating The icon indicates that the electrical heating function is enabled The electrical heater will work according to the control program 4 Defrosting this icon shows the heat pump is under defrosting 5 Heating this icon shows the heat pump is wor...

Page 24: ...splay the related parameter value In case any malfunction occurs this section will display the related error code 9 Time display The display shows the clock time or timer time 10 Timer ON The icon indicates that the timer ON function is enabled 11 Timer OFF The icon indicates that the timer OFF function is enabled 12 Error The icon indicates there is malfunction ...

Page 25: ...ycle period 1 12 min 8 min Adjustable 10 Electronic expansion valve adjustment 0 1 1 Adjustable 0 manual 1 auto 11 Target over heat degree 9 9 C 5 C Adjustable 12 Steps of manually adjusting the electronic expansion valve 10 50 step 35 step Adjustable 13 Disinfection start up time adjusting 0 23 23 Adjustable hour A Inlet water temp 9 99 C Actual testing value Error code PP1 will be shown in case ...

Page 26: ...circuit 2 The sensor short circuit 1 Check the sensor connection 2 Replace the sensor Return air temp sensor failure PP4 4 flashes 1 dark 1 The sensor open circuit 2 The sensor short circuit 1 Check the sensor connection 2 Replace the sensor Ambient temp sensor failure PP5 5 flashes 1 dark 1 The sensor open circuit 2 The sensor short circuit 1 Check the sensor connection 2 Replace the sensor High ...

Page 27: ... limited 2 Replace the electronic expansion valve assembly 3 Charge some refrigerant 4 Replace a new switch 5 Check if the fan working when the compressor working If not some problems with the fan assembly Over heat protection HTP Switch EE3 8 flashes 1 dark 1 Too high tank water temp 2 The switch damaged 1 If the tank water temp is over 85C the switch will open and the unit will stop for protecti...

Page 28: ...em make sure the electrical components are good and the wiring is well If there is a damaged part or a strange smell please replace it in time If the heat pump is not used for a long time please drain out all the water from the unit and seal the unit to keep it good Please drain the water from the lowest point of the boiler to avoid freezing in winter Water recharge and full inspection on the heat...

Page 29: ...N This equipment contains fluorinated greenhouse gases covered by the Kyoto Protocol It should only be serviced or dismantled by professional trained personnel This equipment contains R134a refrigerant in the amount as stated in the specification Do not vent R134a into the atmosphere R134a is a fluorinated greenhouse gas with a Global Warming Potential GWP 1975 DISPOSAL REQUIREMENTS Dismantling of...

Page 30: ...27 WIRING DIAGRAM Please refer to the wiring diagram on the electric box ...

Page 31: ... 6 Refrigerant type R134a Compressor Type Rotary Brand GMCC Model PJ125G1C 4DZDE Fan motor Type asynchronous motor W 80 RPM 1280 Air flow m3 h 450 Duct diameter mm 177 Fit flexible 180 200mm duct Max allowed pressure of tank bar 10 Inside body material of tank SUS 304 Auxiliary electrical heater kW 1 6 incoloy825 Electronic expansion valve yes Magnesium stick yes Solar heat exchanger Optional SUS3...

Page 32: ...king Dimensions mm 615x615x1870 695x695x1753 695x695x1965 Net Weight Kg 90 94 97 Weight with full water Kg 290 344 397 Gross Weight Kg 94 98 101 Noise level dB A 46 46 46 NOTES During disinfection the max water temp could be up to 70 C by electrical heater ...

Page 33: ... 38 3 037 3 082 3 128 79 0 796 0 819 0 842 2 15 231 15 561 15 896 39 2 929 2 974 3 019 80 0 773 0 795 0 818 1 14 559 14 867 15 18 40 2 826 2 87 2 915 81 0 751 0 773 0 795 0 13 92 14 208 14 501 41 2 726 2 77 2 815 82 0 729 0 751 0 773 1 13 313 13 582 13 856 42 2 631 2 675 2 718 83 0 708 0 729 0 751 2 12 736 12 988 13 244 43 2 54 2 583 2 626 84 0 688 0 709 0 73 3 12 188 12 423 12 662 44 2 452 2 494 ...

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