HTW VAX HTW-ATS-O-500VAX Owners And Installation Manual Download Page 21

20

LED icons

1. Hot water available

The icon indicates that the domestic hot water temperature reaches the set point. The hot water
is available for use. Heat pump is standby.

2.

Fan ventilation

The icon indicates that the fan ventilation function is enabled.
When the unit is on, press the

button and hold it for 5 seconds the fan ventilation function

can be enabled or disabled. If this function is enabled the fan will continue working to ventilate
the air, when the water temperature reaches the set point 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 working

6.

Key lock

The icon indicates the key lock function is enabled. The keys cannot be operated until this
function is disabled.

7. Left temperature display

The display shows the setting water temperature.
When checking or adjusting the parameters, this section will display the relating parameter
number.

Summary of Contents for VAX HTW-ATS-O-500VAX

Page 1: ...ENGLISH HTW ATS O 500VAX Thanks for choosing our product Please read carefully this manual before using the product OWNER S AND INSTALLATION MANUAL SANITARY WATER HEAT PUMP VAX 500 lit...

Page 2: ...l 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 22 MAINTENANCE 25 TROUB...

Page 3: ...aundry 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 cool...

Page 4: ...ollowing 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 importan...

Page 5: ...rvice agent or a similarly qualified person in order to avoid a hazard Improper movement or repair on the unit could lead to water leakage electrical shock injury or fire The unit is no intended for u...

Page 6: ...ing 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 evap...

Page 7: ...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...

Page 8: ...7 OVERVIEW OF THE UNIT Parts and descriptions...

Page 9: ...1420 1420 F 1845 1845 2250 2250 G 450 450 450 450 H 1140 1140 1520 1520 I 270 270 270 270 J 680 680 893 893 K 250 250 280 280 L 32 5 32 5 32 5 32 5 M 35 35 35 35 N 1230 1230 1633 1633 Remark 1 The ext...

Page 10: ...stick 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...

Page 11: ...at 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 W...

Page 12: ...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...

Page 13: ...stalled 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 condens...

Page 14: ...let 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 en...

Page 15: ...nd 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 pa...

Page 16: ...e flexible type To prevent corrosion damage make sure that the materials used in the piping system are compatible 6 When installing the pipe work on the customers site any contamination of the piping...

Page 17: ...ake 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...

Page 18: ...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 ca...

Page 19: ...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...

Page 20: ...he temp sensor values and EXV open steps parameters A H 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...

Page 21: ...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 hea...

Page 22: ...play 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 indi...

Page 23: ...cycle 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 elec...

Page 24: ...running Bright Lower tank water temp sensor failure P1 1flash 1 dark 1 The sensor open circuit 2 The sensor short circuit 3 PCB board failure 1 Check the sensor connection 2 Replace the sensor 3 chan...

Page 25: ...h refrigerant 5 The switch damaged 6 The uncompressed gas is in refrigerant system 7 PCB board failure 1 Check if the air inlet temp is over the working limited 2 Check if the tank is full of water If...

Page 26: ...ure 4 water flow switch failure 5 PCB board failure 1 Solar water circuit fluid infusion and exhaust 2 Related connecting wires being reconnected 3 Change the water pump 4 Change the water flow switch...

Page 27: ...agnosing and correcting certain troubles which may occur Before starting the troubleshooting procedure carry out a thorough visual inspection of the unit and look for obvious defects such as loose con...

Page 28: ...y to dismantle the system yourself the dismantling of the system treatment of the refrigerant of oil and other parts must be done by a qualified installer in accordance with relevant local and nationa...

Page 29: ...28 WIRING DIAGRAM Please refer to the wiring diagram on the electric box HTW ATS O 300VAX S...

Page 30: ...29 HTW ATS O 500VAX S...

Page 31: ...Refrigerant type R134a Compressor Type Rotary Brand GMCC Model PJ125G1C 4DZDE PJ250M2C 4FT Fan motor Type asynchronous motor W 80 194 RPM 1280 1300 Air flow m3 h 450 900 Duct diameter mm 177 Fit flexi...

Page 32: ...250 Packing Dimensions mm 695x695x1965 695x695x1965 750x750x2355 750x750x2355 Net Weight Kg 97 104 115 122 Gross Weight Kg 101 108 120 127 Noise level dB A 46 46 48 48 NOTES During disinfection the ma...

Page 33: ...37 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...

Page 34: ...7 3 589 7 230 7 28 43 89 63 11 06 98 3 482 6 219 29 42 05 64 10 67 99 3 378 5 208 30 40 28 65 10 29 100 3 278 4 197 6 31 38 61 66 9 936 101 3 182 3 187 7 32 37 01 67 9 591 102 3 088 2 178 4 33 35 49 6...

Page 35: ...C Industria 13 Pol gono Industrial El Pedregar 08160 Montmel Barcelona Spain Phone 93 390 42 20 Fax 93 390 42 05 info htwspain com...

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