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Kronoterm WP2 LF-202B Instructions For Use And Installation

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Instructions for Use and Installation
Company headquarters and production
Kronoterm d.o.o.
Trnava 5e
3303 Gomilsko
Tel.: (00386) 3 703 16 20 | Fax: (00386) 3 703 16 33 | Web-page:
E-mail:
info@kronoterm.com |
E-mail:
servis@kronoterm.com
Of the Heat Pump for Heating DHW
The manual has to be handed over to the end user after installation.
Customer support and service.: (00386) 3 703 16 26 |
WP2 LF-202B
ID.: 17-16-24-3004-02 / 6.2017
ENG
www.kronoterm.com
|

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  • Page 1 Instructions for Use and Installation Of the Heat Pump for Heating DHW WP2 LF-202B The manual has to be handed over to the end user after installation. ID.: 17-16-24-3004-02 / 6.2017 Company headquarters and production Kronoterm d.o.o. Trnava 5e 3303 Gomilsko Tel.: (00386) 3 703 16 20 | Fax: (00386) 3 703 16 33 | Web-page:...
  • Page 2 This document is copyrighted. Any use outside the provisions of the copyright law without the permission of Kronoterm d.o.o. is illegal and punishable by law. All previous versions of this document are void. We reserve the right to make changes and mistakes in print.

  • Page 3: Table Of Contents

    1 Index Index Important information Symbols General warnings and instructions Safety warnings and instructions Obligations of the manufacturer Obligations of the installer during installation Customer support and service Obligations of the user Factory testing Storage 2.10 Transport 2.11 Delivery package Technical description General Components...
  • Page 4 ID.: 17-16-24-3004-02 | 6.2017...

  • Page 5: Important Information

    2 Important information The manual describes the process of installation and maintenance of the device. The installation and maintenance can only be performed by qualified personnel. Read the manual carefully before the installation, this way you will be informed about the intended use, functionality and process of handling the device.

  • Page 6: Safety Warnings And Instructions

    NOTE The installation of the device has to be performed in accordance with the manual; otherwise the manufacturer does not acknowledge the warranty. NOTE It is necessary to consider all technical data and instructions in this manual as well as all warnings and notes during planning, design, installation and use of the device.
  • Page 7 main electrical cabinet. Other devices must not be connected to the same line. WARNING The water from the device is emptied through the inlet pipe of the DHW buffer tank. For this reason, it is advisable to install a special link or discharge valve between the safety valve and the inlet pipe.
  • Page 8 of the device the water temperature exceeds 85 ° C, the service department has to be notified. WARNING It has to be made sure that the device does not endanger anybody. Access to the device has to be denied to children and persons who are not informed about the operation of the device.

  • Page 9: Obligations Of The Manufacturer

    2.4 Obligations of the manufacturer The manufacturer guarantees that the device is in accordance with current European directives and standards. The device is marked with the mark CE and it has all the necessary documentation. We reserve the right to make changes to the manual without prior notice. As manufacturer, we do not take responsibility for the consequences in the following cases: Non-compliance with the manual for the installation of the device.

  • Page 10: Factory Testing

    Ensure regular inspections and maintenance of the device by the authorised maintenance worker. These instructions for installation and use must be kept in a suitable dry place close to the device. 2.8 Factory testing For ensuring the high quality standard, every device is tested in production for the following: Tightness of the cooling cycle.

  • Page 11: Technical Description

    3 Technical description 3.1 General The heat pump is a device intended for efficient heating of DHW in residential or small business spaces. In heating the DHW, the device simultaneously cools the room where the air is returned to and heat for heating water has been taken from. The device heats the DHW as well as cools the room.

  • Page 12: Components

    3.2 Components A Air intake Φ180 B Air outlet Φ180 C Device aggregate casing D Fan E Compressor F Evaporator G Controller H Buffer tank for DHW (boiler) I Anti-corrosion anode J Heat conductor (heating water) K Condenser M Electric heater The device consists of the device aggregate (compressor, evaporator, fan ...) and buffer tank for DHW.
  • Page 13 Electric heater The device is standard fitted with an electrical heater of 1.5 kW which serves as additional or backup heat source. Antifreeze sensor The device’s regulator contains a mechanical thermostat for measuring the temperature of the evaporator; in case the temperature of the air flowing through the evaporator is lower than +10 °...

  • Page 14: Operating Principle

    3.3 Operating principle 1 Compressor 6 Fan 2 Condenser 8 Temperature sensor for the expansion valve 3 Dehydrator 9 Electric heater 4 Expansion valve 10 Buffer tank for DHW (boiler) 5 Evaporator The cooling system of the device is a closed circuit system with the heat exchange liquid R134A.

  • Page 15: The Position Of Connections And Dimensions

    4 The position of connections and dimensions WP2 LF-202B A [mm] B [mm] C [mm] 1057 D [mm] 1387 E [mm] 1700 F [mm] G [mm] 1597 H [mm] 1252 I [mm] 1790 Cold water connection G1” Circulation connection G3/4”...

  • Page 16: Installation Of The Device

    5 Installation of the device The lowest ceiling height in the room with the heat pump WP2 LF202B is 1900 mm. The device is designed to take the heat from the surrounding air or suck the air through air channels and blow it into the adjoining rooms or surroundings.

  • Page 17: Minimal Clearance From The Device

    The most common installation of the device enables it to draw air from rooms with a lot of excess heat. A part of heat is drawn from this air and then released into the surroundings. The air in kitchens, washing or sanitary rooms often has unpleasant odours, this is why it is released into the surroundings.

  • Page 18: Levelling Of The Device

    **If the air connection of the intake air has a bend. If the air is drawn from the room device is located, the volume of the room must be at least 30 m 5.2 Levelling of the device CAUTION During operation, the device has to be placed in a vertical position to prevent eventual saturation of the water condensate.
  • Page 19 CAUTION The buffer tank for DHW is intended for storing drinking water, this is why the water has to be in accordance with the national regulations on drinking water in force; otherwise, damage to the device and a termination of the warranty can arise. Closing valve Expansion tank Pressure reducing valve...

  • Page 20: Installation Of Air Ducts

    CAUTION For normal operation of the expansion tank, it is necessary to perform proper adjustments of the tank’s working pressure. The pressure is adjusted according to the pressure of the water supply. The settings have to be checked every 6 months. 5.4 Installation of air ducts.
  • Page 21 On the air outlet side it is necessary to enable unobstructed air flow at least 1 m behind the air connection. On the side of the ceiling it is necessary to enable at least 20 cm of unobstructed air flow. NOTE The device must be installed in a manner which prevents mixing of the air on the intake and outlet.

  • Page 22: Connection For Water Condensate

    5.5 Connection for water condensate By extracting heat from the air, water condensate starts forming on the surface of the evaporator. The intensity of moisture extraction from the air and the quantity of water condensate change depending on the temperature and relative moisture. In some cases no water is extracted from the air, in other cases more than 10 litres of water condensate can be extracted.

  • Page 23: Connecting The Pipe Heat Conductor

    5.6 Connecting the pipe heat conductor The water in the buffer tank for DHW can be heated by the device’s aggregate - the heat pump (primary source) and/or electric heater. When filling the device, follow the instructions outlined below. CAUTION Because different materials are used on the pipe installation, all connections on the device (cold and hot water, circulation) have to be in galvanic isolation;...

  • Page 24: Electrical Connection

    5.7 Electrical connection The hydraulic connection of the device to the water supply is followed by the electrical connection. For connecting the device to the electricity the plug of the connecting cable has to be plugged into a standard socket he commissioning procedure is described in chapter 6. CAUTION The device has no additional switch for commissioning, it will turn on immediately after connecting it to the electricity grid.

  • Page 25: Controller Msimple

    7 Controller MSIMPLE 6.5 Controls The device is controlled via two switches and the main thermostat button. To display the water temperature in the DHW buffer tank, the MSIMPLE controller has a built in analogue thermometer. MSIMPLE device controller Mark Description Switch for turning on the device and the programme “Normal”...

  • Page 26: Programme Settings

    NOTE To turn on the device, at least one of the switches of the main programmes “Normal” or “Reserve source” must be turned on, the main thermostat button must be set to one of the programmes “Holiday”, “ ” or “ ”.

  • Page 27: Setting The Operating Temperature

    Setting the operating temperature By changing the position of the main thermostat button from 0 (the device is turned off), you can switch between three different programmes. Each programme operates in its own temperature zone. Programmes Mark Temperature range [° C] programme 0 (the device is turned off) 7-30...

  • Page 28: Programme "Holiday

    Programme “Holiday” The device heats the water with one of three main operating programmes - “Normal”, “Reserve source” or “Normal + reserve source”. The programme “Holiday” offers temperature settings in the buffer tank for DHW in the range between 7 and 30 ° C by setting the position of the main thermostat’s button. Use the “Holiday” programme when you do not need hot water for a longer period of time and want to safeguard the device positioned in a cool place against water freezing in the DHW buffer tank.

  • Page 29: Disposal

    7 Disposal The device has a lifetime of at least 8 years if the instructions for safe use and maintenance are considered. Individual components have different life times; this is why they have to be replaced with new parts in cases of possible malfunctions, wear and mechanical damage. Replacement can be performed only by using technically adequate or original replacement parts.

  • Page 30: Electrical Wiring Diagram

    10 Electrical wiring diagram Compressor - aggregate Evaporator thermostat Compressor switch 0-1 Compressor condenser Electrical heater switch 0-1 Pressure switch Temperature breaker Working thermostat Standard supply cable with plug Electrical heater Connecting clips Fan condenser Picture 9: Electrical wiring diagram ID.: 17-16-24-3004-02 | 6.2017...

  • Page 31: Technical Data

    11 Technical data Product: Device for heating DHW with guided air Model: WP2 LF-202B Thermal power: 1850 (3350)* Electrical power: 440 (1940 )* Max. electrical power: 560 (65 ° C) (2060)* El. heater: 1500 Power supply: ~ 230 Max. additional power for the...

  • Page 32: Legend Of Data Label

    12 Legend of data label Characteristics Mark Maximal compressor electrical power. Maximal electrical heater power. Maximal additional load electrical power (circulation pump, etc.). Maximal electrical power of the device (compressor + electric heater + additional load). Cooling circuit. DHW. Heat exchanger in the DHW. Heating system.
  • Page 33 ID.: 17-16-24-3004-02 | 6.2017...
  • Page 34 Company headquarters and production Kronoterm d.o.o. Trnava 5e 3303 Gomilsko Tel.: (00386) 3 703 16 20 | Fax: (00386) 3 703 16 33 | Web-page: www.kronoterm.com E-mail: info@kronoterm.com | Customer support and service.: (00386) 3 703 16 26 | E-mail:...

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