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INSTRUCTIONS FOR USE

EN

TCA1ZVNT

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Summary of Contents for TCA1ZVNT

Page 1: ...INSTRUCTIONS FOR USE EN TCA1ZVNT ...

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Page 3: ...t be placed in a dry non freezing environment if possible in the vicinity of other heating sources with a temperature above 5 C The device shall not be placed outdoors Please do not attempt to fix any defects of the device by yourself Call the nearest authorised service provider instead The surface of the heat exchanger in the hot water tank must be at least 0 8 m2 In case of temperature drop of t...

Page 4: ...oundings during operation the benefit of using the heat pump is doubled heating of water cooling of room The operation of the heat pump is completely automatic The device must be connected to a heat exchanger in the hot water tank It needs power supply in order to operate Inlet and outlet of air can also be carried out by inlet outlet of air from another room It is recommended to leave enough room...

Page 5: ...e energy of the air from the room where the heat pump is placed The heat pump is placed in a dry non freezing environment in the vicinity of other heating sources if possible with temperatures ranging from 7 to 35 C and a minimum volume of 20 m3 Generally we recommend a big enough and well ventilated room with temperature ranging between 15 and 25 C which represents optimum conditions for the oper...

Page 6: ...key importance to take into account the aerodynamic characteristic of the heat pump ventilator which also results in the loss of static pressure The aerodynamic characteristic of the pump is shown in the diagram and presented as pressure drop corresponding to the air flow The operating point of the fan of the heat pump is at 100 Pa of static pressure or at air flow of 330 m3 h As the working drop ...

Page 7: ...al operation is at a total drop of about 100 Pa If flow rates are reduced the COP starts dropping Example of calculation Connecting the heat pump to the same pipeline system as a kitchen extractor fan or taking air out of several small apartments or suites is not allowed When the heat pump is operating condensate is formed in the interior of the aggregate It needs to be drained into the sewage sys...

Page 8: ... safety valve must have an outlet into the atmosphere The volume of the expansion tank must be at least 5 of the volume of the system volume of the heat exchanger in the tank pipeline and heat pump The volume of the pipeline and heat exchanger in the heat pump is approximately 1 l The pipeline connections must have a minimal diameter of 3 4 i e DN 25 which will ensure low enough pressure drops and...

Page 9: ...ase of using an electric heater in the hot water storage tank it must be protected by a thermal cutoff The thermostat on the hot water tank must be set to the maximum value If the set temperature of the heat pump exceeds the temperature set on the hot water tank thermostat the storage tank thermostat takes over the regulation Fig 8a Electric circuit diagram If you connect the electric heater you m...

Page 10: ...TURBO activation of the HOT feature 7 Display of day of the week 1 Monday 7 Sunday 8 Reducing the value 9 Heat pump ON OFF switch 10 Increasing the value 11 Activation of ventilation Activation of ventilation in timer mode 12 Display and setting of temperature C F 13 On off SMART feature depending on the model 14 Signalisation of defrosting 15 Signalisation of the operation of the anti legionella ...

Page 11: ...display 12 24 07 Setting display illumination 08 Manual switch to reserve mode of operation heating with the electric heater 09 Electric heater yes no 02 01 PV feature operation using photovoltaics 02 LT feature operation with regard to the electric energy tariff 03 ECF feature external control of fan 04 ECHP feature external control of heat pump 1 To enter the user menu hold 3 s field no 1 By pre...

Page 12: ...he fan shuts off In these conditions the domestic water is not heated The possibility of switching to the normal mode is checked cyclically If the temperature of the incoming air is higher than 7 C or lower than 35 C the heat pump switches to the normal mode of operation the symbol is shown At lower air temperature the evaporator defrosting cycle is started if necessary the symbol is shown Defrost...

Page 13: ...mperature Factory setting of the temperature is 55 C Store the setting by pressing the symbol The set temperature should meet the actual needs Recommended temperature settings are between 45 and 55 C Higher temperatures are not recommended as they reduce the efficiency COP and extend the time of heating thereby increasing the number of operating hours 1 To enter the user menu hold for 3 s field no...

Page 14: ...sing the symbol Exit the user menu by pressing field no 1 moves you one step back or wait for the unit to exit the menu automatically after a while 1 To enter the user menu hold for 3 s field no 1 By pressing field no 1 again you can move one step back thus exiting the user menu The parameter group starts to flash By pressing or select the number of the parameter group 01 Confirm the setting by pr...

Page 15: ... 01 Confirm the setting by pressing the symbol The parameter number starts to flash By pressing or select the number of the parameter 01 Confirm the setting by pressing the symbol 1 Parameter value starts to flash By pressing or you can set the frequency number of days of start up of the anti legionella programme or turn off the anti legionella programme OFF Store the setting by pressing the symbo...

Page 16: ...O feature The TURBO feature can be switched off manually by pressing field no 6 briefly main display In versions without a heater the TURBO feature is not enabled 6 Briefly press field no 6 12 Field no 12 starts to flash By pressing or set the temperature of the HOT feature Store the setting by pressing the symbol 6 While the feature is on field no 6 is illuminated When the set temperature is achi...

Page 17: ...g mode touch the display to see the number of remaining days After the set number of days has elapsed the heat pump resumes the previously set mode of operation and illumination of field no 4 stops The VACATION feature can be switched off manually by pressing field no 4 briefly main display Heat pump models without a heater If a heat pump is without a heater the minimum temperature is maintained b...

Page 18: ...g or select whether you want to complete the setting or set the next time point t2 t3 t4 YES NO If you select NO the setting of the selected segment will be finished If you select YES set the other time points as per the above procedure from step 5 to 13 max 4 13 Confirm the setting by pressing the symbol 14 To set the next time interval Saturday Sunday repeat the steps 5 to 13 14 By pressing or s...

Page 19: ...10 min If the symbol in field no 11 is not visible the TIMER VENTILATION feature is not available 11 Briefly press field no 11 12 Field no 12 starts to flash By pressing or set the duration of the VENTILATION feature Up to 30 minutes can be set with steps of 5 min and duration of more than 30 minutes can be set with steps of 10 minutes After maximum setting of time the word ON appears on the displ...

Page 20: ...shes 7 Confirm the setting by pressing the symbol 17 8 Field no 17 starts to flash 9 By pressing or set the first time point t1 10 Confirm the setting by pressing the symbol 12 11 Field no 12 starts to flash 12 By pressing or set the speed of the fan during the first time point t1 You can select between three levels of speed L 1 low speed L 2 medium speed L 3 high speed and shut off off 13 Confirm...

Page 21: ... PV LT ECF AND ECHP FEATURES 2 The ECF feature is enabled in the user menu 17 By pressing or you can select whether you want to copy the settings from the previous day YES NO If you select no set the time points as per above procedure steps 8 to 16 If you select YES step no 17 will be repeated 18 Confirm the setting by pressing the symbol 11 During the operation of the feature field no 11 is illum...

Page 22: ...ally after a while By pressing or enable contact 2 Confirm the setting by pressing the symbol 1 By pressing or set the speed of the fan You can select between three levels of speed L 1 low speed L 2 medium speed L 3 high speed Store the setting by pressing the symbol You can exit the user menu by pressing field no 1 moves you one step back or wait for the unit to exit the menu automatically after ...

Page 23: ...stem is available contact 2 2 is connected The factory setting is 55 C Confirm the setting by pressing the symbol 1 By pressing or set the temperature that the heat pump must maintain when electric energy from the photovoltaic system is not available contact 2 2 is disconnected You can set a temperature that is at least 5 C lower than the temperature set in the previous step The factory setting is...

Page 24: ...onfirm the setting by pressing the symbol By pressing or activate or deactivate the LT feature ON activation OFF deactivation Confirm the setting by pressing the symbol If the LT feature is set to OFF deactivation the setting is completed after confirmation You can exit the user menu by pressing field no 1 moves you one step back or wait for the unit to exit the menu automatically after a while By...

Page 25: ...hapter CONNECTION OF EXTERNAL CONTROL OF THE PV LT ECF AND ECHP FEATURES 2 The ECHP feature is enabled in the user menu When the feature is enabled and contact 2 2 is connected low tariff the symbol is on When the feature is enabled and contact 2 2 is not connected high tariff the symbol flashes Deactivation of the feature The feature can be deactivated by re entering the user menu where you set t...

Page 26: ...This determines the speed of the fan s operation The mode can be selected using the diagram Fig 4 showing the aerodynamic characteristics of the fan in relation to air flow and pressure drop in the pipeline system With the progression of aerodynamic characteristics from the lowest to the highest the noise of the system progresses as well Between the aerodynamic characteristics of 80 and 100 there ...

Page 27: ...By pressing or select parameter number 03 Confirm the setting by pressing the symbol 1 By pressing or set the speed of the fan from 40 to 100 or select automatic adjustment of the fan speed Auto Automatic adjustment of fan speed is not possible in TCA1ZVNT Store the setting by pressing the symbol You can exit the user menu by pressing field no 1 moves you one step back or wait for the unit to exit...

Page 28: ... changing the parameter the TURBO and HOT features must be switched off see chapters TURBO FEATURE and HOT FEATURE 1 By pressing or select whether the automatic ventilation feature should be on YES NO Store the setting by pressing the symbol You can exit the user menu by pressing field no 1 moves you one step back or wait for the unit to exit the menu automatically after a while C 10 A 1 To enter ...

Page 29: ...ash By pressing or select parameter group number 01 Confirm the setting by pressing the symbol Parameter number starts to flash By pressing or select parameter number 08 Confirm the setting by pressing the symbol 1 By pressing or enable ON or disable OFF the manual mode of operation Store the setting by pressing the symbol You can exit the user menu by pressing field no 1 moves you one step back o...

Page 30: ...nsor fault Device continues to operate basic function is guaranteed Circulation pump works at maximum power This decreases the energy efficiency of domestic water heating Call the authorised service provider The error code switches off automatically once the cause is eliminated E04 Error of the temperature sensor at the condenser inlet Temperature sensor fault Device continues to operate basic fun...

Page 31: ...de in the user menu see chapter DELETING ERROR WARNINGS E14 Pressure in the heat pump s cooling system is too high Heat pump s water system is not deaerated Heating of water with the heat pump s system switches off Electric heater switches on if connected Have a trained professional deaerate the heat pump s water system The error code switches off automatically once the cause is eliminated Pressur...

Page 32: ...re is an error of the parameter see the table of errors If the display shows it means that the parameter has no errors 1 Confirm the selection of the parameter by pressing You can delete the parameter error by pressing the symbol You can exit the user menu by pressing field no 1 moves you one step back or wait for the unit to exit the menu automatically after a while ...

Page 33: ... A20 W10 55 1 kWh 5 27 COPDHW A2 W10 55 2 3 COPDHW A7 W10 55 3 0 COPDHW A14 W10 55 3 5 Heating power A20 W35 2 kW 1 75 COP A20 W35 2 4 36 Heating power A20 W45 2 kW 1 65 COP A20 W45 2 3 61 Heating power A20 W55 2 kW 1 54 COP A20 W55 2 3 00 Heating power A20 W65 2 kW 1 46 COP A20 W65 2 2 51 Standby power 1 W 28 9 Coolant R134a Coolant quantity kg 0 450 Global warming potential 1430 Carbon dioxide e...

Page 34: ...W Outdoor air temperature C 35 C 45 C 55 C 65 C 0 0 0 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 1 0 1 1 1 2 1 3 1 4 1 5 1 6 1 7 1 8 1 9 2 0 2 1 2 2 2 3 2 4 2 5 7 6 5 4 3 2 1 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 Power consumption kW Outdoor air temperature C 0 20 0 25 0 30 0 35 0 40 0 45 0 50 0 55 0 60 0 65 0 70 0 75 0 80 7 6 5 4 3 2 1 0 1 2 3 4 ...

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