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RAPAX 300 V2
Instruction and
IE
recommendation booklet
RAPAX 300 SOL V2

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Summary of Contents for Immergas Rapax 300 V2

  • Page 1 RAPAX 300 V2 Instruction and recommendation booklet RAPAX 300 SOL V2...
  • Page 3 Dear Customer, Our compliments for having chosen a top-quality Immergas product, able to assure well-being and safety for a long period of time. As an Immergas customer you can also count on a qualified after-sales service, prepared and updated to guarantee constant efficiency of your boiler. Read the following pages carefully: you will be able to draw useful suggestions regarding the correct use of the appliance.
  • Page 4: Table Of Contents

    INDEX Important Recommendations ......5 Parameter settings / Utilisation ....... 18 Recommendations - maintenance and repairs ...21 1.1 Warnings.............. 5 4.1 Remote panel............. 18 5.1 Advice for the user..........21 1.2 Installation............5 4.2 Description of symbols........18 5.2 Domestic maintenance.
  • Page 5: Important Recommendations

    IMPORTANT - Refer to the installation diagrams - Disconnect the appliance from the RECOMMENDATIONS (Parag. 3.1). mains water supply (cold water). Warning: failure to comply with rec- - Open the hot water cock. 1.1 WARNINGS. ommended installation procedures, This appliance may only be used by - Actuate the discharge device of the especially those related to the room adults Users whose physical, sensory...
  • Page 6: Product Presentation

    DURING TRANSPORT 2.2 TECHNICAL FEATURES. Dimensions H 1949 x w 620 x D 665 Empty weight (version without coil) Rapax 300 V2 92.8 Empty weight (version with coil) Rapax 300 Sol V2 Capacity of tank Hot + cold water connection 3/4’’...
  • Page 7: Dimensions And Components

    RP - 1” F Return to solar panels (Rapax 300 Sol V2 model only) SC - Condensate drain ø 20 RC - 3/4” M Recirculation (Rapax 300 Sol V2 model only) Ref. Rapax 300 V2 Rapax 300 Sol V2 Key: 1 - Adjustable nozzle...
  • Page 8: Installation

    INSTALLATION 3.1 CHOICE OF THE INSTALLATION PLACE. Floor strength • Withstands a load of 400 kg at least (surface below boiler) PLEASE NOTE: strictly install a water storage tank under the boiler when the latter is positioned under inhabited buildings. The installation area shall be suitable for protection index IPX1B, as per provision CEI 64-8 Non-ducted or Ducted configuration...
  • Page 9 RECOMMENDED CONFIGURATIONS. • 2 configuration: installation in a heated or • 1 configuration: installation without duct in unheated room, with ducts (Fig. 3-3). unheated room (Volume > 20 m ) (Fig. 3-2). EXTERNAL/EXTERNAL parameter (Par- INTERNAL/INTERNAL parameter (Para- agraph 4.5). graph 4.5).
  • Page 10 CONDITIONED CONFIGURATIONS (sub- - In the event of installation with air intake PLEASE NOTE: in winter, the intake air will be ject to assessment). in the same room and expulsion through colder than that discharged by the boiler, which • Installation in unheated room, with 1 duct duct, the ventilation openings must be sized will increase garage cooling.
  • Page 11: Product Installation

    VERSION. fitted to the cold water inlet of the boiler. The Especially for Rapax 300 V2 the use of recircula- safety device must be protected from ice. tion is not recommended; this type of installation...
  • Page 12: Aeration Connection

    Solar circuit connection. 3.5 ELECTRICAL CONNECTION. Photovoltaic self-consumption contact. PLEASE NOTE: protect from overpressure PLEASE NOTE: the boiler may be electrically The boiler is equipped with a contact to fully caused by water expansion during heating with connected only after being filled with water. exploit the electricity produced by the PV system, a 0.6 MPa (6 bars) valve, and with a closed dia- in order to accumulate thermal energy within the...
  • Page 13 3-11 The ducts must be fitted to the adjustable air intake and outlet vents. 3-12 Specific cable duct.
  • Page 14: Electrical Connection For Plus Boiler And Photovoltaic System

    3.6 ELECTRICAL CONNECTION FOR PLUS BOILER AND PHOTOVOLTAIC SYSTEM. N.B.: with this configuration the boiler 3-13 can show an error on DHW probe Legend: A3 - Integrated P.C.B. B2 - Storage tank NTC probe Legend: A3 - Integrated P.C.B. B2 - Storage tank NTC probe K1 - Relay for DHW request R1 - Resistor (2,2 KΩ)
  • Page 15: Boiler Wiring Diagram

    3.7 BOILER WIRING DIAGRAM. 3-14 230 Vac 50 Hz supply voltage PV function control Boiler control Key: Fan engage condenser Colour code key: Compressor outlet temperature User terminal board BK - Black probe Immersion heater BL - Blue Boiler board Domestic hot water sensor BR - Brown High evaporator probe...
  • Page 16: Commissioning

    Operation check. Probe housing for solar system or boiler (for Commissioning. SOL versions only) (Fig. 3-15): PLEASE NOTE: if the boiler has been tilted, wait The parameters can be accessed in INSTALLER 1 - Pull out the plug and foam insert beside the MODE.
  • Page 17: Thermal Solar Connection Diagram (Optional)

    3.9 THERMAL SOLAR CONNECTION DIAGRAM (OPTIONAL). Key: 1 - Flat solar collectors Electronic control unit 3 - Single solar circulation unit 4 - Expansion vessel 5 - Safety valve: 6 - System probe and venting unit 7 - Mixing valve 8 - Rapax Sol V2 boiler 9 - Non return valve A - Domestic hot water intake...
  • Page 18: Parameter Settings / Utilisation

    PARAMETER SETTINGS / UTILISATION 4.1 REMOTE PANEL. Key: 1 - Main parameters switch with button to confirm and save data 2 - Access key and settings lock 3 - Return button to the previous screen  4 - Display 4.2 DESCRIPTION OF SYMBOLS. 4.3 MAIN MENU.
  • Page 19: System Settings

    4.4 SYSTEM SETTINGS. heat pump. The electrical integration can be The integration will be automatically selected to ensure a sufficient Access to the system settings: ( ) + Settings. only active at the end of HP priority volume of hot water. •...
  • Page 20: Controls Lock

    4.7 CONTROLS LOCK. The pressure of the button ( ), for a few Priority Boiler Priority Water t.: seconds, allows you to lock/unlock the controls. optimisation optimization Boiler Boiler 4.8 MODE IN “HEAT PUMP ONLY” SYSTEM • Auto. The set point temperature is automatically adjusted between 50 and 62°C according to the consumption profile of the previous days.
  • Page 21: Recommendations - Maintenance And Repairs

    RECOMMENDATIONS - Water treatment must comply with the National/ Evaporator: local provisions in force. • The cleanliness of the evaporator and the fan MAINTENANCE AND RE- must be checked every year. Clogging of these PAIRS 5.3 MAINTENANCE BY APPROVED components may reduce the performance of PROFESSIONALS.
  • Page 22: Work On The Boiler

    Error Cause Consequences System status / Solution Code Check the connections or replace the Faulty low evaporator HP stoppage. Heating with electrical integration evaporator probes (reference A4) Check temperature probes the correct operation of the fan Ensure the air temperature does not Pressure switch alarm exceed 43°C.
  • Page 23 Remove the rear cover of the heat pump Access to the auxiliary electric unit of the PLEASE NOTE: always disconnect the device boiler. 5-4). from the power supply before starting any work. To access the auxiliary power unit, proceed as follows: Note: This operation is only needed for complex -Remove the lower tap of the column releasing it,...
  • Page 24: Quick Fault Diagnosis For Use Carried Out By A

    5.6 QUICK FAULT DIAGNOSIS FOR USE CARRIED OUT BY A PROFESSIONAL TECHNICIAN. Fault detected Possible cause Diagnosis and solution Adjust the delivery temperature to a Delivery temperature on a too low value. higher value. Refer to the settings menu. Check the resistance of the heating el- ement on the connector of the electric Heating element or its wiring partially off-duty.
  • Page 25: After-Sale Service

    5.7 AFTER-SALE SERVICE. • Installation does not comply with regulations, 5.9 DECLARATION OF CONFORMITY. standards, professional rules, especially: Only use original spare parts. Specify the exact In case of need the declaration of conformity is type of boiler and serial number for any order. - Missing or incorrectly fitted new safety unit, available at the manufacturer’s.
  • Page 26: Product Fiche (In Compliance With Regulation 812/2013)

    PRODUCT FICHE (IN COMPLIANCE WITH REGULATION 812/2013). Rapax 300 V2 Rapax 300 Sol V2 RAPAX 300 V2 RAPAX 300 SOL V2 A⁺ A⁺ 1613 1679 1318 1355 1102 1190 kWh/annum kWh/annum Parameter value Parameter value Energy efficiency in normal climate...
  • Page 27: Parameters For Filling The Form Of The Whole System

    PARAMETERS FOR FILL- The remaining values must be obtained from the technical data sheets of the products used to make ING THE FORM OF THE up the assembly (e.g. solar devices, integration WHOLE SYSTEM. heat pumps, temperature controllers). Use sheet fig. 7-3 for “assemblies” related to the Should you wish to install a unit, starting from domestic hot water function (e.g.: boiler + solar the heat pump boiler Rapax V2 or Rapax 300 Sol...
  • Page 28 Parameters for filling in DHW package assembly chart. Parameter Rapax 300 V2 Rapax 300 Sol V2 ‘I’ ‘II’ ‘III’ * to be determined according to Regulation 812/2013 and transient calculation methods as per Notice of the European Community no. 207/2014.
  • Page 32 Follow us Immergas Italia immergas.com Immergas S.p.A. 42041 Brescello (RE) - Italy Tel. 0522.689011 Fax 0522.680617 Certified company ISO 9001...

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Rapax 300 sol v2

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