Vaillant geoTHERM VWS Operating Manual
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Vaillant geoTHERM VWS Operating Manual

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Operating manual
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VWS
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Summary of Contents for Vaillant geoTHERM VWS

  • Page 1 For the owner Operating manual geoTHERM Heat pump...

  • Page 2: Table Of Contents

    5.3.6 Setting energy saving functions ....... 14 Flow diagram ............15 Displays in the user level ........16 Installer Menu ............22 Starting up the heat pump ........ 24 Shutting down the heat pump ......24 Inspection ............... 24 Operating Manual geoTHERM VWS 0020045200_00...

  • Page 3: General Information

    Notes on this manual 1 General information Notes on this manual The Vaillant geoTHERM heat pumps in this manual are The following information is intended to help you referred to in general as heat pumps and are available throughout the entire documentation. Further docu- in the following models: ments apply in combination with this operating manual.

  • Page 4: Symbols Used

    This symbol points you to energy saving tips. You can put this setting into effect by means of the heat pump control system, among other things. • Symbol for a necessary task Operating Manual geoTHERM VWS 0020045200_00...

  • Page 5: Prohibition On Alterations

    Under no circumstances should you Intended use attempt to make changes or alterations The Vaillant heat pumps are built and designed accor- to the heat pump or other parts of the ding to accepted safety rules and regulations. Neverthe- heating and hot water system yourself.

  • Page 6: Requirements Of The Installation Site

    In contrast to heaters based on fossil fuels, no expen- Caution! sive maintenance work is necessary for the Vaillant Risk of damage from brine escaping from geoTHERM heat pump. leaks in the system.

  • Page 7: Accumulation Of Condensate (Condensation Water)

    < 0.7. — An appropriate setting of the hot water temperature: Only heat hot water as much as is required for con- sumption. Any further heating results in unnecessary power consumption, and hot water temperatures of Operating Manual geoTHERM VWS 0020045200_00...

  • Page 8: Recycling And Disposal

    3.6.3 Coolants — Set the thermostatic valves: The Vaillant heat pump is filled with R 407 C coolant. You can adjust the room temperature to suit your in- dividual requirements and ensure effective operation Danger! of your heating installation using the thermostatic...

  • Page 9: Equipment And Functional Description 4

    Switching valve Heating water circuit Heating water pump The Vaillant geoTHERM heat pump uses geothermal energy as its heat source. 1/4 Electrical energy Condenser Coolant circuit...

  • Page 10: Automatic Auxiliary Functions

    UV1, the For the geoTHERM VWS heat pumps you can set the pumps and the valve, which have not been in operation value (Default setting -10 °C) for the freezing protection for 24 hours, are switched on every day for approx.

  • Page 11: Design Of The Geotherm Heat Pump

    3 Coolant from heat pump 4 Transportation handles 5 Cable duct for electrical connections 6 Heating return 7 Heating feed Fig. 4.3 Front view Key to Fig. 4.3 Label with heat pump type designation 2 Operating panel Operating Manual geoTHERM VWS 0020045200_00...

  • Page 12: Operation

    • Press the dial to mark the parameter to be modified. The parameter background is darkened. • Turn the dial to modify the parameter setting value. • Press the dial to mark the setting value to be accepted. Operating Manual geoTHERM VWS 0020045200_00...

  • Page 13: Setting Menus And Parameters

    The controller on the operating panel of the heat pump is used to programme the mixer circuits. In order to operate under comfortable conditions you can connect the remote control units VR 90 for the first eight heating circuits. Operating Manual geoTHERM VWS 0020045200_00...

  • Page 14: Energy Balance Controller

    This symbol points you to these energy saving tips. can shut down. The system does not suffer damage. • In the basic display on the graphic display press both dials at the same time for min. 5 sec. Operating Manual geoTHERM VWS 0020045200_00...

  • Page 15: Flow Diagram

    >Select day of the week 12 ºC Room Temp. setpoint >Select day of the week >Set starting day >Select day of the week Code level only for expert technicians Fig. 5.2 Displays in the User level Operating Manual geoTHERM VWS 0020045200_00...

  • Page 16: Displays In The User Level

    The symbol indicates that the domestic hot water cylinder is being heated or that the heat pump is in the ready state. The temperature in the domestic hot water cylinder is also displayed. Table 5.1 Settable parameters in the operator level Operating Manual geoTHERM VWS 0020045200_00...
  • Page 17 CH return too high Under critical operating conditions a warning message is displayed in both lower display lines. These lines are empty when the operating conditions are normal. Table 5.1 Settable parameters in the operator level (ctnd.) Operating Manual geoTHERM VWS 0020045200_00...
  • Page 18 Off: The heating circuit is off, provided that the frost protection function (depending on the external tem- perature) is not activated. Note: Additional heating circuits are displayed, depending on the system configuration. Table 5.1 Settable parameters in the operator level (ctnd.) Operating Manual geoTHERM VWS 0020045200_00...
  • Page 19 1st February 2002 energy conservation regulation) the room temperature reduction can be dispensed with owing to low heat losses. The desired set-back temperature must be set in menu 2. Table 5.1 Settable parameters in the operator level (ctnd.) Operating Manual geoTHERM VWS 0020045200_00...
  • Page 20 (the same idea as stair- well lighting). The operating times of the circulation pump can thus be optimally matched to the actual need. Consult your expert technician about doing this. Table 5.1 Settable parameters in the operator level (ctnd.) Operating Manual geoTHERM VWS 0020045200_00...
  • Page 21 Caution! Do not try to access the code level by making arbitrary entries in the code level. Uninten- tional modification of the system-specific parame- ters can cause malfunctions or damage to the heat pump. Table 5.1 Settable parameters in the operator level (ctnd.) Operating Manual geoTHERM VWS 0020045200_00...

  • Page 22: Installer Menu

    "Auto" or "ECO" is set. One-time charging: 16.02.08 9:35 This function allows you to charge the hot water cylinder once, re- gardless of the current time program. one-time DHW tank loading enabled Table 5.2 Special functions Operating Manual geoTHERM VWS 0020045200_00...
  • Page 23 The system does not suffer damage. Time programme NO/YES Everything NO/YES Press both dials for at least 5 seconds to request the menu default >Settable values setting. Table 5.3 Re-establishing the default setting Operating Manual geoTHERM VWS 0020045200_00...

  • Page 24: Starting Up The Heat Pump

    5.4 to 5.7. Only genuine Vaillant spare parts may be used for in- Do not attempt to remove the source spections, maintenance and repair work to ensure the of the malfunction yourself.

  • Page 25: Activating Emergency Mode

    Coolant pressure outside the range Table 5.5 Warning messages, no shutdown If the error occurs twice in a row the heat pump cannot be started until after 60 min. at the earliest. Table 5.6 Temporary malfunctions Operating Manual geoTHERM VWS 0020045200_00...

  • Page 26: Blocking Error

    Error 20 has occurred three times in a row Frost protection heat source moni- possible toring source outlet Error 22 has occurred three times in a row Table 5.7 Error shutdown Operating Manual geoTHERM VWS 0020045200_00...

  • Page 27: Warranty And Customer Service 6

    Warranty and customer service 6 Warranty and customer service Vaillant provide a full parts and labour warranty for this appliance. The appliance must be installed by a suitably competent person in accordance with the Gas Safety (Installation and Use) Regulations 1998, and the manufacturer's instructions.

  • Page 28: Appendix

    R 407 C - Quantity 2.05 - Number of revolutions EX valve - Permissible operating overpressure MPa (bar) 2.9 (29) - Compressor type Scroll - Oil Ester - Oil filling quantity 1.45 1.45 Table 7.1 Technical data Operating Manual geoTHERM VWS 0020045200_00...
  • Page 29 Table 7.1 Technical data (cont.) Caution! R 407 C is a chlorine-free coolant which does not affect the ozone layer. Never- theless, any servicing work on the cool- ing circuit should only be carried out by authorised specialists. Operating Manual geoTHERM VWS 0020045200_00...

  • Page 30: Data Badge

    55 °C CE mark VDE/GS mark Read the Operating and Installation Manual! Humidity protection class Ensure proper disposal at the end of its useful life (not household waste) Serial Number 21054500100028300006000001N4 Table 7.2 Explanation of symbols Operating Manual geoTHERM VWS 0020045200_00...

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