Lamborghini Caloreclima IDOLA ST 3.2 Installation, Maintenance And User Manual
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Lamborghini Caloreclima IDOLA ST 3.2 Installation, Maintenance And User Manual

Floor standing indoor units with integrated dhw tank for reversible split heat pumps with dc inverter compressor
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IDOLA ST 3.2
FLOOR STANDING INDOOR UNITS WITH INTEGRATED DHW TANK
FOR REVERSIBLE SPLIT HEAT PUMPS WITH DC INVERTER COMPRESSOR
R32
65
.0
EN
INSTALLATION, MAINTENANCE AND USER MANUAL

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Summary of Contents for Lamborghini Caloreclima IDOLA ST 3.2

  • Page 1 IDOLA ST 3.2 FLOOR STANDING INDOOR UNITS WITH INTEGRATED DHW TANK FOR REVERSIBLE SPLIT HEAT PUMPS WITH DC INVERTER COMPRESSOR INSTALLATION, MAINTENANCE AND USER MANUAL...
  • Page 2 IDOLA ST 3.2 • Read the warnings in this instruction booklet carefully since they pro- • After unpacking, check the good condition of the contents. The packing vide important information on safe installation, use and maintenance. materials are potentially hazardous and must not be left within the •...

  • Page 3: Table Of Contents

    IDOLA ST 3.2 SUMMARY 1. SAFETY PRECAUTIONS ..................4 8.4 HEAT, COOL and DHW setpoint settings ..............42 1.1 Special requirements for R32 refrigerant ............... 5 8.5 User menu ........................43 1.2 Information servicing ....................12 8.5.1 Heat / Cool operating mode selection (Operation Mode) ....47 2.

  • Page 4: Safety Precautions

    IDOLA ST 3.2 1. SAFETY PRECAUTIONS The precautions listed here are divided into the following types. They are quite important, so be sure to follow them carefully. Meanings of DANGER, WARNING, CAUTION and NOTE symbols. DANGER Indicates an imminently hazardous situation which if not avoided, will result in death or serious injury.

  • Page 5: Special Requirements For R32 Refrigerant

    IDOLA ST 3.2 1.1 Special requirements for R32 refrigerant WARNING • Do NOT have refrigerant leakage and open flame. • Be aware that the R32 refrigerant does NOT contain an odour. WARNING The appliance shall be stored so as to prevent mechanical damage and in a well-ventilated room without conti- nuously operating ignition sources (example:open flames,an operating gas appliance) and have a room size as specified below.
  • Page 6 IDOLA ST 3.2 Input from installer: - Area of adjacent room B (A ) (m Start roomB Use table 3 to calculate the Input from installer: total minimum floor area (A )requi- mintotal - Total refrigerant charge (m )(kg) red for the total refrigerant charge (m...
  • Page 7 IDOLA ST 3.2 NOTE For floor standing models, the value of “Installation height (H)” is considered 600 mm to comply to IEC 60335-2-40:2018 Clause GG2. For intermediate mc values (i.e. when mc is between two values from the table), consider the value that corresponds to the higher mc value from the table. If m =1,97kg , consider the value that corresponds to “m...
  • Page 8 IDOLA ST 3.2 DANGER • Before touching electric terminal parts, turn off power switch. • When service panels are removed, live parts can be easily touched by accident. • Never leave the unit unattended during installation or servicing when the service panel is removed.
  • Page 9 IDOLA ST 3.2 CAUTION Ground the unit. Grounding resistance should be according to local laws and regulations. Do not connect the ground wire to gas or water pipes, lightning conductors or telephone ground wires. Incomplete grounding may cause electric shocks.
  • Page 10 IDOLA ST 3.2 NOTE About Fluorinated Gasses • This air-conditioning unit contains fluorinated gasses. For specific information on the type of gas and the amount, please refer to the relevant label on the unit itself. Compliance with national gas regulations shall be observed.
  • Page 11 IDOLA ST 3.2 It may cause a fire. • Do not dispose this product as unsorted municipal waste. Collection of such waste separately for special tre- atment is necessary. Do not dispose of electrical appliances as unsorted municipal waste, use separate collection facilities.

  • Page 12: Information Servicing

    IDOLA ST 3.2 If the gas leaks out and stays around the heat pump, a fire may break out. • The appliance is not intended for use by young children or infirm persons without supervision. • Young children should be supervised to ensure that they do not play with the appliance.
  • Page 13 IDOLA ST 3.2 9) Checks to electrical devices Repair and maintenance to electrical components shall include initial safety checks and component inspection procedures. If a fault exists that could compromise safety, then no electrical supply shall be connected to the circuit until it is satisfactorily dealt with. If the fault cannot be corrected immediately but it is necessary to continue operation, and adequate temporary solution shall be used.
  • Page 14 IDOLA ST 3.2 The refrigerant charge shall be recovered into the correct recovery cylinders. For appliances containing flammable refrigerants, the system shall be purged with oxygen-free nitrogen to render the appliance safe for flammable refrigerants . This process may need to be repeated several times . Compressed air or oxygen shall not be used for purging refrigerant systems.
  • Page 15 IDOLA ST 3.2 20) Transportation, marking and storage for units • General. The following information is provided for units that employ flammable refrigerants. • Transport of equipment containing flammable refrigerants. Attention is drawn to the fact that additional transportation regulations may exist with respect to equipment containing flammable gas.

  • Page 16: General Features

    IDOLA ST 3.2 2. GENERAL FEATURES 2.1 Presentation of the system > GENERAL CHARACTERISTICS: This series of air-water heat pumps satisfies the winter and summer air conditioning needs of residential and commercial systems of small and medium power and allows the production of domestic hot water (DHW) through an integrated boiler (up to 60 °...

  • Page 17: Components Supplied With The Indoor Unit

    IDOLA ST 3.2 2.2 Components supplied with the indoor unit Q.ty Indoor unit 10 Indoor unit 16 - 16T Description Shape Installation, maintenance and user manual (this manual) RVL-I PLUS 5 55°C 35°C Energy label 2015 811/2013 Brass reduction fitting 3/8” SAE - 1/4” SAE 2.3 The control system...

  • Page 18: Technical Data An Performance

    IDOLA ST 3.2 3. TECHNICAL DATA AN PERFORMANCE 3.1 System technical data Models 4,20 6,35 8,40 10,0 12,1 14,5 15,9 12,1 14,5 15,9 Heating capacity 0,82 1,28 1,63 2,02 2,44 3,15 3,53 2,44 3,15 3,53 Power input 5,10 4,95 5,15...

  • Page 19: Erp Data

    IDOLA ST 3.2 Indoor unit technical data Power supply 220/240-1-50 380/415-3-50 V-ph-Hz Heat exchanger type Stainless steel brazed plates Pump type Electronic circulator (8 mca) Electronic circulator (9 mca) System expansion tank volume System safety water valve set 1” GAS F System water connections 3/4”...

  • Page 20: Available Static Pressure

    IDOLA ST 3.2 3.4 Available static pressure OMNIA ST - Prevalenza utile 3.4.1 Heat pump circulator indoor unit Prev_ut 10 [kPa] Prev_ut 16 [kPa] Prev_ut 10 [kPa] Prev_ut 16 [kPa] Mod. 16 - 16T Mod. 10 1000 1200 1400 1600...

  • Page 21: Dimensional And Physical Data

    IDOLA ST 3.2 4. DIMENSIONAL AND PHYSICAL DATA 49 60 60 75 75 11.1 Front view Side view Rear view Mod. 1860 2110 1842 2092 1832 2082 NOTE The values H1, H2, H3 refer to the position of the feet fully screwed.

  • Page 22: General View And Internal Unit Hydraulic Diagram

    IDOLA ST 3.2 5. GENERAL VIEW AND INTERNAL UNIT HYDRAULIC DIAGRAM TW_out TWout TWin 7-17 TW_in 13.1 fig. 4 - General view fig. 5 - Indoor unit hydraulic diagram LEGEND Sacrificial anode DHW recirculation pipe Flow switch Water drain Valve...

  • Page 23: System Exemplary Schemes

    IDOLA ST 3.2 6. SYSTEM EXEMPLARY SCHEMES Cod. 3541Z110 - Rev. 01 - 09/2021...

  • Page 24: Installation

    IDOLA ST 3.2 7. INSTALLATION 7.1 Inspections on arrival Upon receipt of the unit it is essential to check that you have received all the material indicated on the accompanying document, and also that it has not been damaged during transport. If so, have the dispatcher ascertain the extent of the damage suffered, alerting our customer management office in the meantime. Only by acting in this way and in a timely manner will it be possible to have the missing material or compensation for damages.

  • Page 25: Minimum Plant Water Content

    IDOLA ST 3.2 • Select an installation site where the following conditions are satisfied and one that meets with your customer’s approval. - Places that are well-ventilated. - Safe places which can bear the unit’s weight and vibration and where the unit can be installed at an even level.

  • Page 26: Limits To The Length And Heigth Difference Of Refrigerant Pipes

    IDOLA ST 3.2 7.3 Limits to the length and heigth difference of refrigerant pipes The length of the refrigerant pipes between the indoor and outdoor units must be as short as possible and is in any case limited by compliance with the maximum height difference values between the units.

  • Page 27: Refrigerant Connections

    IDOLA ST 3.2 NOTE Refrigerant pipes containing R32 refrigerant which connect refrigerating system components shall not be considered a source of leaked refrigerant for the purpose of evaluating potential for fire or explosion hazard relative to potential ignition sources within the appliance if the piping within the area of the appliance to be evalu ated complies with ali of the following ;...

  • Page 28: Airtight Test And Leakage Detection

    IDOLA ST 3.2 7.4.1 Airtight test and leakage detection Before setting the system in a vacuum, it is advisable to make sure that the refrigerant circuit is tight, including the connecting joints between the pipes and the indoor unit. Proceed in the following way: •...

  • Page 29: Heat Insulation

    IDOLA ST 3.2 7.4.3 Heat insulation In order to avoid the release of cold or heat from the connecting pipeline to the external environment during the operation of the equipment, please take effective insulation measures for the gas pipe and liquid pipe separately.

  • Page 30: Tips For A Successful Installation

    IDOLA ST 3.2 7.5.3 Tips for a successful installation For a correct design and installation of the hydraulic plant comply the local laws governing safety matters and sound. The following information is suggestion for a correct installation of the unit.

  • Page 31: Water Piping Insulation

    IDOLA ST 3.2 CAUTION When the unit is not running for a long time,make sure the unit is powered on all the time,if you want to cut off the power,the water in the system pipe needs to be drained clean,avoid the pump and pipeline system be damaged by freezing.Also the power of the unit needs to be cut off after water in the system is drained clean.
  • Page 32 IDOLA ST 3.2 Be sure to install the required fuses or circuit breakers. WARNING Cut off all power supply— i.e. unit power supply and backup heater and domestic hot water tank power supply (if applicable) — before removing front panel. Parts inside the unit may be hot.

  • Page 33: How To Access To The Electric Box

    IDOLA ST 3.2 7.6.2 How to access to the electric box 1. To dismount the front panel of the indoor unit: • Partially unscrew the screws A (see “fig. 15 - front panel dismounting”). • Pull the panel B out and release it from the upper fixings (see “fig. 15 - front panel dismounting”).

  • Page 34: User Connections

    IDOLA ST 3.2 7.6.3 User connections All the connections have to be done on the terminals of the hydronic board placed in the electric box. Hydronic board P_c P_o P_s P_d 1OFF 2OFF AHS1 AHS2 IBH1 N 3ON 3OFF DFT2...
  • Page 35 IDOLA ST 3.2 Order Port Code Assembly unit Note Reserved CN30 3 Wires for connection with outdoor unit Reserved Compressor run (the contact is closed when the compresor is working) DFT2 Defrost run (the contact is closed when the defrost is active)

  • Page 36: P_O - For Outside Circulation Pump Or Water Pump Zone 1

    IDOLA ST 3.2 P_o - For outside circulation pump or water pump zone 1 P_s - Water pump of the solar circuit 25 26 27 28 25 26 27 28 1 2 3 4 5 1 2 3 4 5...

  • Page 37: Tbh - Electrical Heater For Dhw Boiler

    IDOLA ST 3.2 TBH - Electrical heater for DHW boiler • Room thermostat method B (one zone control) To activate this function set the service parameter 6.1 “Room thermostat” = 2 (one 25 26 zone) refer “9.2 Service parameters table” on page 51.

  • Page 38: Ht-Com-Cl - Room Thermostat (Low Voltage)

    IDOLA ST 3.2 HT-COM-CL - Room thermostat (Low voltage) • Room thermostat method C (double zone control) To activate this function set the service parameter 6.1 “Room thermostat” = 3 (double zone) refer “9.2 Service parameters table” on page 51.

  • Page 39: Ahs1, Ahs2 - For Additional Heat Source Control (Gas Boiler)

    IDOLA ST 3.2 AHS1, AHS2 - For additional heat source control (GAS BOILER) Photovoltaic input and smart grid operation: 1. When EVU input is closed, the unit operates as below: DHW mode turn on, the DHW setting temperature will be changed to 70°C au- tomatically, and the TBH (electrical heater of DHW boiler) will be activated if : T5 (DHW boiler temperature) <69 °C.

  • Page 40: User Interface

    IDOLA ST 3.2 8. USER INTERFACE The user interface consists of 7 keys and a display with dot matrix technology. 8.1 Key function description User interface Key function description Key ID Function Functional details On MAIN it selects / scrolls up / down between DHW - PLANT or DHW - IMP.

  • Page 41: Switching On And Off Dhw And Plant

    IDOLA ST 3.2 Index Icon Description Function Additional Notes timer It is activated when one of the timed functions is active Eco function It is activated when the ECO function is active It can be active 24 hours a day or based on a scheduled event.

  • Page 42: Heat, Cool And Dhw Setpoint Settings

    IDOLA ST 3.2 8.4 HEAT, COOL and DHW setpoint settings DHW set point (min 30°C, max 60°C) To modify the DHW set point, proceed as follows: • press the SW1 / SW2 buttons to select the set point • press the SW6 / SW7 keys to modify the set point •...

  • Page 43: User Menu

    IDOLA ST 3.2 8.5 User menu Press the SW3 key to access the user menu which is structured on several levels as indicated in the following table: Menu Menu Menu Menu Menu Lower Upper Resolu- Unit of Default Description Level 1...
  • Page 44 IDOLA ST 3.2 Menu Menu Menu Menu Menu Lower Upper Resolu- Unit of Default Description Level 1 Level 2 Level 3 Level 4 Level 5 limit limit tion measure value Event 1 Enabled y/n Abilita l'Eevent Event 2 Time Ora inizio hh.mm 00.00...
  • Page 45 IDOLA ST 3.2 Menu Menu Menu Menu Menu Lower Upper Resolu- Unit of Default Description Level 1 Level 2 Level 3 Level 4 Level 5 limit limit tion measure value Enable Y/N yes/no enables the silent mode Silent Level 1-2...
  • Page 46 IDOLA ST 3.2 Menu Menu Menu Menu Menu Lower Upper Resolu- Unit of Default Description Level 1 Level 2 Level 3 Level 4 Level 5 limit limit tion measure value Compr Tot Run Total workin time of the compressor Time...

  • Page 47: Heat / Cool Operating Mode Selection (Operation Mode)

    IDOLA ST 3.2 Premere il tasto SW3 , spostarsi tra le righe con i tasti SW1 / SW2, quindi selezionare la riga con il tasto SW3, quindi con i tasti SW6 / SW7 8.5.1 Heat / Cool operating mode selection (Operation Mode) User menù...

  • Page 48: Dhw Setting (Dhw Settings)

    IDOLA ST 3.2 8.5.4 DHW setting (Dhw settings) User menù > Dhw settings Antilegionella (Disinfect) User menù > Dhw settings > Disinfect It allows to eliminate the Legionella bacteria. In the disinfection function, the tank temperature necessarily reaches 65 ~ 70 ° C.

  • Page 49: Holiday Mode (Holiday)

    IDOLA ST 3.2 Holiday mode (Holiday) User menù > Options > Holiday This function is intended to prevent the house from freezing in winter when you are away from home for holidays and to reactivate the unit shortly before the end of the holidays.

  • Page 50: Start-Up And Configuration

    IDOLA ST 3.2 9.2 DIP switch settings overview 9.2.1 Function setting 9. START-UP AND CONFIGURATION The unit should be configured by the installer to match the installation environment (outdoor climate, installed options, etc.) and user expertise. DIP switch S1,S2 is located on the indoor unit main control board (see "8.3.1 main control board of indoor unit") and allows configuration of additional heating source thermistor installation, the second inner backup heater installation, etc.

  • Page 51: Service Parameters Table

    IDOLA ST 3.2 9.2 Service parameters table Menu Menu Menu Menu Lower Upper Unit of Default Description Resolution Level 1 Level 2 Level 3 Level 4 limit limit measure value 1.1 Dhw Mode DHW ENABLE YES/NO 1.2 Disinfect ANTILEGIONELLA ENABLE 1.3 Dhw Priority...
  • Page 52 IDOLA ST 3.2 Menu Menu Menu Menu Lower Upper Unit of Default Description Resolution Level 1 Level 2 Level 3 Level 4 limit limit measure value 3.1 Heat Mode Enable or disable the heating mode The refresh time of climate related curves for 3.2 T_T4_Fresh_H...
  • Page 53 IDOLA ST 3.2 Menu Menu Menu Menu Lower Upper Unit of Default Description Resolution Level 1 Level 2 Level 3 Level 4 limit limit measure value TEST RUN ENABLE 0=OFF 1=ON - to activate 11.1 Test Run Enable the menù “11.2 Trail run steps”...

  • Page 54: Climatic Curves

    IDOLA ST 3.2 9.3 Climatic curves The climate related curves can be selected in the user interface. Once the curve is selected, the target water flow temperature in each mode is calculated by the curve. It’s possible to select curves even double zone function is enabled.

  • Page 55: Temperature Curves For Cooling Mode

    IDOLA ST 3.2 9.3.2 Temperature curves for cooling mode CLIMATIC CURVES (WTS) COOLING MODE Terminal Type Climatic curves T4 (T_outdoor_air) [°C] id Climatic curve selected on remote controller 16,0 16,0 11,0 11,0 17,0 17,0 12,0 12,0 18,0 18,0 13,0 13,0...

  • Page 56: Troubleshooting

    IDOLA ST 3.2 10. TROUBLESHOOTING This section provides useful information for diagnosing and correcting certain troubles which may occur in the unit. 10.1 General guidelines Before starting the troubleshooting procedure, carry out a thorough visual inspection of the unit and look for obvious defects such as loose connections or defective wiring.
  • Page 57 IDOLA ST 3.2 Symptom 5: The water pressure relief valve leaks Possible causes Corrective action Dirt has blocked the water safety valve. Check the correct operation of the safety valve by turning the red knob on the valve counterclockwise: If you do not hear a clicking noise, contact your local technical support service.

  • Page 58: Error Codes

    IDOLA ST 3.2 10.3 Error codes When a safety device is activated, an error code(which does’t include external failure) will be displayed on the user interface.A list of all errors and corrective actions can be found in the table below. Reset the safety by turning the unit OFF and back ON. In case this procedure for resetting the safety is not successful, contact your local dealer.
  • Page 59 IDOLA ST 3.2 Error code Malfunction or protection Failure causeand corrective action Communication fault between indoor unit 1.wire doesn’t connect between main control board PCB B and main control board of indoor unit. connect the and outdoor unit wire. 2. Whether there is a high magnetic field or high power interfere, such as lifts, large power transformers, etc.. To add a barrier to protect the unit or to move the unit to the other place.
  • Page 60 IDOLA ST 3.2 Error code Malfunction or protection Failure causeand corrective action Low pressure protection in cooling Pe<0.6 Refer to P0 occurred 3 times in an hour Low pressure switch protection 1. The system refrigerant charge is too low. Search for the leak, repair it and charge with the correct charge. 2.

  • Page 61: Commissioning

    IDOLA ST 3.2 11. COMMISSIONING 11.1 Heat pump commissioning Before starting for the first time, after a long pause it is necessary to carry out the following preliminary checks concerning the electrical part and the refrigerating part.. 11.1.1 Preliminary heat pump checks Refrigerating part •...

  • Page 62: Electrical Cabinet

    IDOLA ST 3.2 Do not touch the appliance with bare feet or with wet or moist parts of the body. The checks described must be performed at least once a year by qualified personnel. Electrical cabinet Carry out a thorough visual inspection of the components of the electrical panel to check for damaged or incorrectly connected components or cables (check the tightness of the terminal screws).

  • Page 63: Electrical Wiring Diagram Indoor Unit

    IDOLA ST 3.2 13. ELECTRICAL WIRING DIAGRAM INDOOR UNIT 13.2.1 Electrical wiring diagram for indoor unit mod. 10-16 (1ph) Cod. 3541Z110 - Rev. 01 - 09/2021...

  • Page 64: Electrical Wiring Diagram For Indoor Unit Mod. 16T (3Ph)

    IDOLA ST 3.2 13.2.2 Electrical wiring diagram for indoor unit mod. 16T (3ph) Cod. 3541Z110 - Rev. 01 - 09/2021...

  • Page 65: Refrigerant Diagram

    IDOLA ST 3.2 14. REFRIGERANT DIAGRAM TW_out TW_in Cooling Heating Indoor unit Outdoor unit fig. 40 - LEGEND OUTDOOR UNIT INDOOR UNIT Compressor DHW recirculation pipe 4-Way Valve Water drain Valve Gas-liquid separator Water fill Valve Air side heat exchanger...
  • Page 68 Lamborghini Caloreclima – www.lamborghinicalor.it è un marchio commerciale di FERROLI S.p.A. - Via Ritonda 78/a 37047 San Bonifacio (Verona) Italy - tel. +39.045.6139411 - fax. +39.045.6100933 www.ferroli.com Made in Italy...

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