Vaillant geoTHERM VWS Installation Instructions Manual
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Vaillant geoTHERM VWS Installation Instructions Manual

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VWS/VWW
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Summary of Contents for Vaillant geoTHERM VWS

  • Page 1 For the heating engineer Installation instructions geoTHERM Heat pump VWS/VWW...

  • Page 2: Table Of Contents

    6.4.1 Unblocked mains supply (electrical plan 1) ..26 Servicing and repairs ..........71 6.4.2 Dual circuit feed (electrical plan 2 and 3) ..28 Test operation and restarting........ 72 Controller PCB at a glance ........30 Wiring the controller PCB ........31 Installation instructions geoTHERM VWS/VWW 0020051574_01...

  • Page 3: Notes On The Documentation 1

    Vaillant Warranty ............79 Installation manual for vrDIALOG No. 0020023003 12.3 Vaillant Service ............79 Vaillant planning information, electric heat pump Technical data ........... 80 The manuals for any accessories and controllers used 13.1 Technical Data VWS ..........80 also apply.

  • Page 4: Applicability Of The Manual

    - EN 378 (safety and environmentally related specifica- tions for refrigerating systems and heat pumps) Intended use The Vaillant geoTHERM heat pumps are state-of-the-art appliances which have been constructed in accordance with recognised safety regulations. Nevertheless, there is still a risk of death or serious injury to the user or...

  • Page 5: Description Of The Appliance 2

    Fig. 2.1 Example of an identification plate VDE-EMC 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 2.1 Explanation of symbols Installation instructions geoTHERM VWS/VWW 0020051574_01...

  • Page 6: Functional Principle

    Domestic um at a lower temperature. hot water cylinder The Vaillant geoTHERM heat pump can be supplied from Switching valve different heat sources such as, e.g. geothermal heat Heating water circuit Heating water pump (geoTHERM VWS) or ground water (geoTHERM VWW).

  • Page 7: Design Of The Heat Pump

    Fig. 2.7) and fed away underneath it. Drop formation under the unit is thus possible. Design of the heat pump The Vaillant geoTHERM heat pump is available in the Fig. 2.4 Front view VWS/VWW versions listed below. The heat pump are, above all, dif- ferent from each other in their output.

  • Page 8: Component Groups - Vws

    As some components of geoTHERM heat pumps (such as the heating circuit pump, 3 way valves or electric auxiliary heating) are not integrated into the unit, they must be provided by the customer and installed externally. Installation instructions geoTHERM VWS/VWW 0020051574_01...

  • Page 9: Component Groups - Vww

    - Pump blocking protection and installed externally. Prevents seizing of pumps in the system - Freeze protection function Shuts down the compressor if the temperature of the heat source falls below a predetermined value Installation instructions geoTHERM VWS/VWW 0020051574_01...

  • Page 10: Safety Instructions And Regulations

    If the heating water hardness is above 3,0 mmol/l (21,05 °e) it should be softened. You can use the Vaillant ion exchanger (Art. No. 990 349) for this. Ob- serve the enclosed instructions for use. Caution! For VWW only: Risk of damage to the heat pump.

  • Page 11: Regulations, Rules, Guidelines

    Escaping coolant can cause freezing if the exit point is touched! R 407 C coolant presents no danger in normal use and under normal conditions. With improper use, however, it can cause injury and damage. Installation instructions geoTHERM VWS/VWW 0020051574_01...

  • Page 12: Assembly And Installation

    27,7 VWW 460/2 VPA combination cylinder Table 4.1 Minimum installation space The Vaillant VPA combination cylinder can be fed from various energy sources and is used for heating both heating water and DHW. Other accessories - Heat transfer fluid...

  • Page 13: Dimensions And Clearances

    Assembly and installation 4 Dimensions and clearances 1200 1100 1099 Fig. 4.1 Dimensions and clearances Installation instructions geoTHERM VWS/VWW 0020051574_01...

  • Page 14: Assembly/Installation At A Glance

    • Seal the annular gap (1) as shown with foam insulation (e.g. PE foam) (3). • Insulate the heat source pipes in cellar areas against vapour diffusion, as condensation will otherwise accu- mulate (pipe temperature can be as low as -15 °C). Installation instructions geoTHERM VWS/VWW 0020051574_01...

  • Page 15: Requirements Of The Heating Circuit

    - an overpressure safety valve (opening pressure 3 bar) with pressure gauge (safety group) in the flow line of the heating circuit, immediately after the appliance, - an air/dirt separator in the return line of the heating circuit. Installation instructions geoTHERM VWS/VWW 0020051574_01...

  • Page 16: Check The Scope Of Delivery

    The heat pump may only be transported using the fol- lowing methods (see Fig. 4.6): - Forklift truck - Lifting trolley Installation instructions geoTHERM VWS/VWW 0020051574_01...
  • Page 17 Assembly and installation 4 Fig. 4.6 Authorised and unauthorised means of transportation Installation instructions geoTHERM VWS/VWW 0020051574_01...

  • Page 18: Installing The Heat Pump

    Note system. Observe the clearance from the Air in the heating installation leads to wall (Fig. 4.1) and Fig. 4.4. impaired operation and reduces the heat- ing output. Fit bleed valves as required. Installation instructions geoTHERM VWS/VWW 0020051574_01...

  • Page 19: Assembly Of The Heating System

    • Fit the heating flow and return lines with all compo- nents. • Insulate all the pipes. 4.10.2 Assembly, brine circuit • Install the heat source pipes and all their associated components. Collector Fig. 4.10 VWS heat source circuit Installation instructions geoTHERM VWS/VWW 0020051574_01...

  • Page 20: Assembly Of The Well System (Vww Only)

    The customer-side well pump (immersion pump) should be fitted in the suction well. In so doing, follow the installation and assembly instructions for the im- mersion pump. See Chap. 6.4. for the electrical connec- tions of the immersion pump Installation instructions geoTHERM VWS/VWW 0020051574_01...

  • Page 21: Fitting The Vrc Dcf Outside Temperature Sensor

    To systems this end, a water sample must be examined in the labo- ratory and, using the aids provided by Vaillant for as- The heating circuit and the brine circuit (VWS only) sessing ground water quality (tables, calculation soft-...

  • Page 22: Filling The Brine Circuit (Vws Only)

    Fig. 5.1 Brine circuit To fill the brine circuit, proceed as follows: Key to Fig. 5.1 29 Brine pump • Mix the antifreeze used by Vaillant in Germany, Aus- 57 Stop valve tria and Switzerland, 1.2 % propylene glycol, with 58 Bleed valve water in the proportion 1 : 2.

  • Page 23: Well System (Vww Only)

    • Top up the brine fluid when the filling level has fallen so low that it is no longer visible in the expansion tank. Fig. 5.2 Filling level of the brine expansion tank Key to Fig. 5.2 Filling level too low 2 Filling level correct Installation instructions geoTHERM VWS/VWW 0020051574_01...

  • Page 24: Electrical Installation

    Low current lines must be run at an ade- quate distance from high current lines. If low and high current lines are run in par- allel, a minimum distance of 25 cm ap- plies for lengths greater than 10 m. Installation instructions geoTHERM VWS/VWW 0020051574_01...

  • Page 25: Electronic Switchbox

    - small two-way plug: connecting cable for the operating console - large three-way plug: power supply for vrnetDIALOG A vrnetDIALOG cable for connection to the eBUS is also included in the scope of delivery (enclosure). Installation instructions geoTHERM VWS/VWW 0020051574_01...

  • Page 26: Unblocked Mains Supply (Electrical Plan 1)

    Heat source circuit trol signal. The duration and frequency of the shut- downs is determined by the company, or should be clari- Mixer valve fied with them. Installation instructions geoTHERM VWS/VWW 0020051574_01...
  • Page 27 If you wish to connect a cooling system (to be provided on the customer side): • Connect the 3-way mixer valve for the heating/cooling system (8). You will find an overview of the complete wiring dia- gram in the appendix. Installation instructions geoTHERM VWS/VWW 0020051574_01...

  • Page 28: Dual Circuit Feed (Electrical Plan 2 And 3)

    (4) for the secondary consumers (circulation Heat source circuit pumps, controller, etc.) must be ensured via a meter. The low tariff supply (2) for the compressor (and pos- Mixer valve sibly the auxiliary heating) is provided via a second Installation instructions geoTHERM VWS/VWW 0020051574_01...
  • Page 29 10 % higher than the rated current of your immersion pump. If you wish to connect a cooling system (to be provided on the customer side): • Connect the 3-port diverter valve for the heating/ cooling system (8). Installation instructions geoTHERM VWS/VWW 0020051574_01...

  • Page 30: Controller Pcb At A Glance

    17 Check LED for power supply (lights green if OK) The maximum current of all actuators/ 18 T 4A/250 V fuse for brine pump consumers must not exceed 4 A at the 19 Monitoring of compressor phase sequence controller PCB. Installation instructions geoTHERM VWS/VWW 0020051574_01...

  • Page 31: Wiring The Controller Pcb

    We recommend that the pipe to- gether with the sensor be insulated to ensure optimum temperature measurement. Fig. 6.7 VR 10 standard sensor Installation instructions geoTHERM VWS/VWW 0020051574_01...

  • Page 32: Direct Heating Operation (Hydraulic Plan 1)

    VF2 temperature sensor Circulation pump, heat pump circuit must be mounted in the supply line from VF2 Flow temperature sensor the low loss header to the heating sys- WQ Heat source circuit tem. Installation instructions geoTHERM VWS/VWW 0020051574_01...

  • Page 33: Mixer Circuit With Buffer Cylinder (Hydraulic Plan 2)

    Cap valve Supply temperature sensor Dirt trap Supply temperature sensor Expansion relief valve Heat source circuit Diaphragm expansion tank Valve, individual room control The brine pump is only included with VWS. Fill and drain valve Installation instructions geoTHERM VWS/VWW 0020051574_01...

  • Page 34: Direct Heating Operation And Domestic Hot Water Cylinder (Hydraulic Plan 3)

    (see Chap. 8.4.2). The VF2 flow temperature sensor must be connected (floor pro- tection circuit). The heat pump also supplies a domestic hot water cylin- der. Fig. 6.10 Hydraulic plan 3 Installation instructions geoTHERM VWS/VWW 0020051574_01...
  • Page 35 If you have fitted a low loss header be- tween the heat pump and the heating system, the VF2 temperature sensor must be mounted in the supply line from the low loss header to the heating sys- tem. Installation instructions geoTHERM VWS/VWW 0020051574_01...

  • Page 36: Mixer Circuit With Buffer Cylinder And Domestic Hot Water Cylinder (Hydraulic Plan 4)

    Heat source circuit Diaphragm expansion tank Electric auxiliary heating Diaphragm expansion tank, tap water Circulation pump Safety group, water connection Valve, individual room control Fill and drain valve The brine pump is only included with VWS. Installation instructions geoTHERM VWS/VWW 0020051574_01...

  • Page 37: Mixer Circuit With Buffer Cylinder, Domestic Hot Water Cylinder And External Passive Cooling (Hydraulic Plan 10)

    The brine pump is only included with VWS. vides all-pole disconnection. Note Hydraulic plan 10 is only suitable for geoTHERM VWS x 0/2 (brine water). The dimensioning of the cooling heat ex- changer and brine mixer valve must be carried out on the customer side.

  • Page 38: Connecting The Dcf Receiver

    You can connect the following accessories: The Vaillant geoTHERM heat pump de- - Up to six VR 60 mixer modules to expand the system scribed here is not suitable for use with by twelve system circuits (factory pre-set as mixer cir- radiator heaters.

  • Page 39: Installing The Vr 80/Vr 90 Remote Control Unit

    The structure of the Vaillant system allows you to run the eBUS from component to component (see Fig. 6.14). Interchanging the cables does not lead to any impair- ment in communication.

  • Page 40: Connecting Vrnetdialog

    Fig. 6.17 Fitting vrnetDIALOG The supply lines at the vrnetDIALOG must not be led through the heat pump as the electromagnetic radiation from the supply lines may lead to faults dur- ing operation. Fig. 6.18 Connecting vrnetDIALOG Installation instructions geoTHERM VWS/VWW 0020051574_01...

  • Page 41: Connecting An External Boiler

    6.10 Fitting the cladding and the operating panel If your external boiler has a Vaillant eBUS interface, you can connect it to the heat pump eBUS via the VR 32 ac- cessory (see also the VR 32 manual regarding this).
  • Page 42 • If you have fitted the vrnetDIALOG communications unit, plug in the connecting plug and the control cable supplied in the heat pump accessory kit (see the vrnetDIALOG manual and Chap. 6.8.3). Fig. 6.25 Fitting the upper casing Installation instructions geoTHERM VWS/VWW 0020051574_01...

  • Page 43: Start-Up 7

    • Connect the connecting cable to the operating con- sole. Fig. 6.27 Fitting the front column of the operating console • Insert the front column of the operating console into the spring retainer on the console frame. Installation instructions geoTHERM VWS/VWW 0020051574_01...

  • Page 44: Controller Operation

    • Turn the dial to modify the parameter setting value. • Press the dial to mark the setting value to be accepted. • Repeat this sequence until all the settings have been made. Installation instructions geoTHERM VWS/VWW 0020051574_01...

  • Page 45: Carrying Out The Initial Commissioning

    Change the language setting if necessary and turn the * same as hydraulic plan 10, but without domestic hot water cyl- inder dial to the next menu. Installation assistant Hydraulic scheme Electrical plan Accept change > Select Fig. 7.4 Menu A2: Installation assistant Installation instructions geoTHERM VWS/VWW 0020051574_01...

  • Page 46: Bleeding The Brine Circuit

    The level of the fluid in the expansion tank falls as a result of the discharge of air and must be topped up again as described in Chap. 5.2. Installation instructions geoTHERM VWS/VWW 0020051574_01...

  • Page 47: Controller 8

    Caution! Danger of damage to the floor. Set the value for the floor protection cir- cuit ensuring that it is not high enough to damage the floor as a result of exces- sively high temperatures. Installation instructions geoTHERM VWS/VWW 0020051574_01...

  • Page 48: Settable Auxiliary Functions

    (see Chap. 10.5). This contains an overview of various hydraulic plans For the geoTHERM VWS heat pumps you can set the that support an external passive cooling function and value (Default setting -10 °C) for the freezing protection also an overview of suitable components.

  • Page 49: Auxiliary Functions Via Vrdialog

    Using vrDIALOG 810/2, you can make all the settings for the heat pump as well as other settings for optimisation. See Chap. 8.10. Installation instructions geoTHERM VWS/VWW 0020051574_01...

  • Page 50: Buffer Cylinder Charging Principle

    The Operator level is intended for the operator. The Code level (Menus C1 - C9, D1 - D5, I1 - I5 and A1 - A9) is reserved for the specialist and is protected against unintentional adjustments by means of a code input. Installation instructions geoTHERM VWS/VWW 0020051574_01...

  • Page 51: Operator Level Sequence Diagram

    >Select day of the week >Set starting day >Select day of the week Code level only for expert technicians *) displays in grey are dependent on the set hydraulic plan Fig. 8.1 Displays in the Operator level Installation instructions geoTHERM VWS/VWW 0020051574_01...

  • Page 52: Code Level Sequence Diagram

    Setpoint flow temp. 41 °C Pumpenstatus Current flow temp. 29 °C Mischerstatus OPEN > Select Pumpenstatus Mischerstatus OPEN *) displays in grey are dependent on the set hydraulic plan Fig. 8.2 Displays in the Code level Installation instructions geoTHERM VWS/VWW 0020051574_01...
  • Page 53 Electric Wiring Diagram Accept change >Select Install. Completed Exit mode? >Yes > Values can be set *) displays in grey are dependent on the set hydraulic plan Fig. 8.3 Displays in the Code level (cont.) Installation instructions geoTHERM VWS/VWW 0020051574_01...

  • Page 54: Displays In The Operator Level

    For information and selection of components, refer to the planning information for the electric heat pump supplied by Vaillant. Table 8.3 Parameters that can be set in the Operator level Installation instructions geoTHERM VWS/VWW 0020051574_01...
  • Page 55 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 8.3 Settable parameters in the operator level (contd.) Installation instructions geoTHERM VWS/VWW 0020051574_01...
  • Page 56 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 8.3 Settable parameters in the operator level (contd.) Installation instructions geoTHERM VWS/VWW 0020051574_01...
  • Page 57 22:00 7:30 - 22:00 block. If the hot water operating mode (see menu 3) is set to "ON", the circulation pump runs continuously. > Select weekday/block Table 8.3 Settable parameters in the operator level (contd.) Installation instructions geoTHERM VWS/VWW 0020051574_01...
  • Page 58 15 minutes after your last change in the Code level (actuation of one of the dials). To gain entry to the Code level again after that, you will have to enter the code once more. Table 8.3 Settable parameters in the operator level (contd.) Installation instructions geoTHERM VWS/VWW 0020051574_01...

  • Page 59: Displays In The Code Layer

    T Buff. Bot OffsetRF1 25 °C der top sensor VF1 T Buff. Bot. Offset RF1: Temperature at the buffer cylinder bottom sensor RF1 (see Section 8.4.3) Table 8.4 Parameters that can be set in the Code level Installation instructions geoTHERM VWS/VWW 0020051574_01...
  • Page 60 Deactivating the floor drying function: set to Day "0". Depending on the configuration of the heating sys- tem, the display will indicate for other heating cir- cuits if required. Table 8.4 Parameters that can be set in the Code level (cont.) Installation instructions geoTHERM VWS/VWW 0020051574_01...
  • Page 61 30 min, or after 90 minutes if 73 °C is not reached (e.g., if hot water is drawn during this period). Table 8.4 Parameters that can be set in the Code level (cont.) Installation instructions geoTHERM VWS/VWW 0020051574_01...
  • Page 62 T outlet evaporator 9 °C Brine pressure: Pressure sensor for brine circuit Brine pressure 1.5 bar Table 8.4 Parameters that can be set in the Code level (cont.) see Figs. 1 and 2 in the appendix Installation instructions geoTHERM VWS/VWW 0020051574_01...
  • Page 63 Code 1/Code 2: No function! Values must not be 0000; FFFF Code 1: 0000 Code 2: FFFF changed! Codes accepted? Table 8.4 Parameters that can be set in the Code level (cont.) see Figs. 1 and 2 in the appendix Installation instructions geoTHERM VWS/VWW 0020051574_01...
  • Page 64 Note: Additional hydraulic plans may only be set if the external passive cooling is installed on the cus- tomer side. For more information, refer to the elec- tric heat pump in the Vaillant planning information. Heat pump type: Type Description...
  • Page 65 UV1 = DHW: Changeover valve in "DHW loading" po- sition. UV1 = HK: Changeover valve in "CH mode" position. Table 8.4 Parameters that can be set in the Code level (cont.) Installation instructions geoTHERM VWS/VWW 0020051574_01...
  • Page 66 Exit mode? > yes > Settable values This menu will not appear again once YES has been selected. Table 8.4 Parameters that can be set in the Code level (cont.) Installation instructions geoTHERM VWS/VWW 0020051574_01...

  • Page 67: Installer Menu

    "Auto" or "ECO" is set. One-time DHW tank loading: 16.02.08 9:35 This function allows you to charge the domestic hot water cylinder once, regardless of the current time program. one-time DHW tank loading enabled Table 8.5 Special functions Installation instructions geoTHERM VWS/VWW 0020051574_01...
  • Page 68 The system does not suffer damage. Time programme NO/YES Everything NO/YES Press the two dials for at least 5 seconds to call up the default set- > Settable values tings menu. Table 8.6 Reinstating default settings Installation instructions geoTHERM VWS/VWW 0020051574_01...

  • Page 69: Parameters That Can Be Set With

    - Fixed value: Fixed settings for the setpoint flow temper- atures for day and night; see Menu C5. Table 8.7 Parameters that can be set with vrDIALOG 810/2 Installation instructions geoTHERM VWS/VWW 0020051574_01...
  • Page 70 60. The minimum run time of 4 min- utes and the minimum off time of 5 minutes for the com- pressor are unchanged. Table 8.7 Parameters that can be set with vrDIALOG 810/2 (cont.) Installation instructions geoTHERM VWS/VWW 0020051574_01...

  • Page 71: Inspection And Maintenance 9

    Only genuine Vaillant replacement parts may be used for maintenance work, to ensure the long-term working General notes order of all functions of your Vaillant appliance and to In contrast to heaters based on fossil fuels, no expen- prevent changes to the approved production standard.

  • Page 72: Test Operation And Restarting

    The heat pump is shut down. It can only be restarted by resetting the error after removing the cause of the fault (see Menu I 1). - In addition, other errors/malfunctions can occur on the unit or system. Installation instructions geoTHERM VWS/VWW 0020051574_01...

  • Page 73: Malfunctions Of Ebus Components

    Check heat source system for leaks, top up brine, tem as a result of leakage or air lock. bleed. Pressure < 0.6 bar Table 10.2 Display in error memory and under "Warning message" in Menu 1, no shut-down Installation instructions geoTHERM VWS/VWW 0020051574_01...

  • Page 74: Temporary Shut-Down

    Check for overloading, e.g. by blocking or a phase Flow switch defective or not connect- missing. Check the well pump, contactor and motor pro- tection switch, replace if necessary. Check the functioning of the flow switch. Table 10.3 Temporary malfunctions Installation instructions geoTHERM VWS/VWW 0020051574_01...
  • Page 75 Errors (27 and 28). If the error occurs twice in a row the heat pump cannot be started until after 60 min. at the earliest. Table 10.3 Temporary malfunctions (cont.) Installation instructions geoTHERM VWS/VWW 0020051574_01...

  • Page 76: Blocking Error

    Sensors are not suited to the Hydraulic plan not entered correctly, Check the hydraulic plan and sensor po- hydraulic plan sensors not connected correctly. sitions using the existing system. Table 10.5 Fault-induced shutdown Installation instructions geoTHERM VWS/VWW 0020051574_01...
  • Page 77 Compression fittings on 3-way valve Retighten compression fittings on 3-way matically when the pressure are leaking. valve. rises above 0.7 bar Table 10.5 Fault-induced shutdown (cont.) Installation instructions geoTHERM VWS/VWW 0020051574_01...

  • Page 78: Other Errors/Malfunctions

    Room target temp. not optimally set Change room target temp. (Menu cold or too warm. Set-back temp. not optimally set Change set-back temp. (Menu Heating curve not optimally set. Change heating curve (Menu C2). Table 10.6 Other errors/malfunctions Installation instructions geoTHERM VWS/VWW 0020051574_01...

  • Page 79: Recycling And Disposal 11

    As this Vaillant appliance is not covered by the law re- regulations at the time of installation (G3). garding the marketing, return and environmentally...

  • Page 80: Technical Data

    - Coolant type R 407 C - Quantity 5,99 - Permissible operating overpressure MPa (bar) 2.9 (29) - Compressor type Scroll - Oil Ester - Oil filling capacity 4,14 4,14 Table 13.1 Technical data - VWS Installation instructions geoTHERM VWS/VWW 0020051574_01...

  • Page 81: Technical Data Vww

    12,0 16,0 18,0 - Phase angle, cos phi 0,7-0,84 0,72-0,83 0,76-0,86 0,75-0,86 - External auxiliary heating 3 x 3 (3 x 13A) EN 60529 level of protection IP 20 Table 13.2 Technical data - VWW Installation instructions geoTHERM VWS/VWW 0020051574_01...
  • Page 82 - Performance figure/COP Internal sound level Conforms to safety regulations CE-1027 mark Low Voltage Directive 73/23/EWG EMC Directive 89/336/EWG EN 60335 ISO 5149 Pressure equipment directive 97/23/EC, category II Table 13.2 Technical data - VWW (cont) Installation instructions geoTHERM VWS/VWW 0020051574_01...

  • Page 83: Start-Up Checklist 14

    Was the brine expansion tank filled to 2/3 full? Were isolating devices fitted ahead of the heat pump? Have the pipes and flexible connecting hoses been made diffusion- tight using thermal insulation? Table 14.1 Start-up checklist Installation instructions geoTHERM VWS/VWW 0020051574_01...
  • Page 84 Were all cables fastened using strain relief clamps? Was any available ripple control signal from the power company connected to the heat pump? Assembly checklist Were all the cladding panels fitted? Table 14.1 Start-up checklist (cont.) Installation instructions geoTHERM VWS/VWW 0020051574_01...

  • Page 85: Reference 15

    To the technician: Please fill in the following tables to facilitate any servicing work that may arise. Installation and commissioning were carried out by: Heat source construction Date: Company: Name: Telephone: Electrical installation Date: Company: Name: Telephone: Start-up Date: Company: Name: Telephone: Installation instructions geoTHERM VWS/VWW 0020051574_01...
  • Page 86 Details regarding the ground collector Details Number of brine circuits Distance between the installed pipes Pipe diameter Installation depth of the collector in the ground Length of the longest brine circuit Table 15.1 Reference checklist Installation instructions geoTHERM VWS/VWW 0020051574_01...
  • Page 87 Was the operating manual handed over to the user? Was the installation manual handed over to the user? Were the manuals for all the accessories handed over to the user? Table 15.1 Reference checklist (cont.) Installation instructions geoTHERM VWS/VWW 0020051574_01...

  • Page 88: Appendix

    15694 3372 12486 2700 10000 2176 8060 1764 6535 1439 5330 1180 4372 3605 2989 2490 2084 1753 1481 1256 1070 Table 1, Appendix, VR 10 sensor characteristics Table 2, Appendix, VR 11 sensor characteristics Installation instructions geoTHERM VWS/VWW 0020051574_01...

  • Page 89: Vrc-Dcf Outside Temperature Sensor

    Appendix VRC-DCF outside temperature sensor Temperature (°C) Resistance (ohms) 2167 2067 1976 1862 1745 1619 1494 1387 1246 1128 1020 Table 3, Appendix, VRC DCF sensor characteristics Installation instructions geoTHERM VWS/VWW 0020051574_01...

  • Page 90: Heat Pump Schematic - Vws

    9 Condenser 10 Filter drier 15 Heating circuit pressure sensor To be provided on the customer side 11 DHW return line 12 3 way diverter valve 13 Heating return 14 Heating supply + hot water Installation instructions geoTHERM VWS/VWW 0020051574_01...

  • Page 91: Heat Pump Schematic - Vww

    9 Condenser 10 Filter drier 15 Heating circuit pressure sensor To be provided on the customer side 11 DHW return line 12 3 way diverter valve 13 Heating return 14 Heating supply + hot water Installation instructions geoTHERM VWS/VWW 0020051574_01...

  • Page 92: Circuit Diagrams

    Appendix Circuit diagrams Fig. 3, Appendix, circuit diagram for VWS 220/VWS 300 Installation instructions geoTHERM VWS/VWW 0020051574_01...
  • Page 93 Appendix Fig. 4, Appendix, circuit diagram for VWS 380/VWS 460 Installation instructions geoTHERM VWS/VWW 0020051574_01...
  • Page 94 Appendix Fig. 5, Appendix, circuit diagram for VWW 220/VWW 300 Installation instructions geoTHERM VWS/VWW 0020051574_01...
  • Page 95 Appendix Fig. 6, Appendix, circuit diagram for VWW 380/VWW 460 Installation instructions geoTHERM VWS/VWW 0020051574_01...

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