Immergas AUDAX PRO 5 Instruction And Recommendation Booklet
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Immergas AUDAX PRO 5 Instruction And Recommendation Booklet

Immergas AUDAX PRO 5 Instruction And Recommendation Booklet

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AUDAX PRO
Instruction and
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recommendation booklet
5 - 8 - 10

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  • Page 1 AUDAX PRO Instruction and recommendation booklet 5 - 8 - 10...
  • 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 heat pump. 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 Safety precautions ..........5 Installing the chiller lines......... 15 Pump down procedure........26 1.1 Hazard............5 5.1 Chiller line geometric limits and 8.1 Purpose of pump down......26 Unit specifications..........6 installation examples........15 8.2 Precautions to take before performing 2.1 Main dimensions..........

  • Page 5: Safety Precautions

    - This manual explains the installation methods leaking coolant to avoid serious injury. unit, such animals could cause malfunctions of an Immergas Water-Air heat pump system. - If the heat pump is installed in a closed room, and/or cause smoke emissions or fires. The user...

  • Page 6: Unit Specifications

    UNIT SPECIFICATIONS. MAIN DIMENSIONS. Audax Pro 5 54.1 Audax Pro 8 and 10 2.2 OUTDOOR UNIT SPECIFICATIONS. Unit of meas- Type Audax Pro 5 Audax Pro 8 Audax Pro 10 ure- ment Power Supply 220 ~ 240 V AC / 1 F / 50 Hz...

  • Page 7: Unit Installation

    - The unit must be installed in a position in which the condensate it generates and the water resulting from defrosting can drain out normally. Do not hesitate to contact Immergas Customer Assistance if you are unable to satisfy all the above conditions. The coolant-air exchanger must always be kept free of sand and sea water.

  • Page 8: Minimum Installation Distances For Individual Units

    3.3 MINIMUM INSTALLATION DISTANCES FOR INDIVIDUAL UNITS. 300 min. 600 min. With the back side of the unit With the front side of the unit With three sides of the unit facing facing a wall facing a wall a wall 300 min.

  • Page 9: Installing The Outdoor Unit

    Base surfaces Structure designed to eliminate the residual vibrations that the unit could transmit to the outdoor unit mount structure (not supplied by Immergas). Rubber shock absorbers (not supplied by Immergas) selected to eliminate the vibrations that the mount structure could...

  • Page 10: Drainage

    - Prevent dust and debris from entering the unit to collect and drain the condensate that drainage hose. may drip from the unit. ≥ 50 mm (Audax Pro 5) ≥ 100 mm (Audax Pro 8 / 10) Audax Pro 5 Audax Pro 8 and 10 Ø20 drainage hole...

  • Page 11: Installing The Unit In Harsh Climates

    3.8 INSTALLING THE UNIT IN HARSH CLIMATES. N.B.: if installing the unit in harsh climates, you must follow all the instructions below. - The effects of the wind can be minimised by installing the unit with the intake side facing a wall.

  • Page 12: Electrical Connections

    ELECTRICAL CONNECTIONS. 4.1 GENERAL CONNECTION CONFIGURATION. SYSTEM INTEGRATING RE- UNIT SUPPLY OUTDOOR UNIT VOLTAGE SISTANCE SUPPLY VOLTAGE SUPPLY VOLTAGE Mono-phase Mono-phase Mono-phase 2 230Vac 2 230Vac 2 230Vac PROTECTION conductors conductors conductors SWITCHES DOMESTIC HOT WATER TANK OUTDOOR UNIT INDOOR UNIT COMMUNICATION CABLE...

  • Page 13: Terminal Board Features

    4.4 TERMINAL BOARD FEATURES. Audax Pro 5 - Supply voltage in mono-phase AC. M4 screw supply voltage M4 screw communica- tion bus 10.1 11.4 10.1 11.4 Audax Pro 8 and 10 - Supply voltage in mono-phase AC. Electric supply voltage...

  • Page 14: Supply Voltage Cable Connection

    4.5 SUPPLY VOLTAGE CABLE - Otherwise, condenser duration could be - The power cable must be connected to a 230V CONNECTION. jeopardised. Should imbalance exceed 4%, the ±10% / 50Hz mains, respecting L-N polarity Attention: indoor unit would stop and an error would be and the earthing connection ;...

  • Page 15: Installing The Chiller Lines

    The maximum lengths of the chiller lines are listed below, based on the condensing unit model and the type of installation (fig. 5-1). Audax Pro Audax Pro 5 8 and 10 ≤ 30 m ≤ 50 m ≤ 20 m ≤...

  • Page 16: Pipe Cutting And Flaring

    5.2 PIPE CUTTING AND FLARING Attention: during deburring, the pipe must N.B.: tightening to an excessive torque can 1 Make sure you have all the equipment neces- be facing downward to prevent shavings from cause coolant to leak. sary: pipe cutter, deburring tool, flaring tool, getting into it (see fig.

  • Page 17: Selecting Chiller Line Insulation

    5.3 SELECTING CHILLER LINE 5.4 INSULATING THE CHILLER LINES. 5.5 WELDING THE PIPES. INSULATION. - The insulation must only be laid after having - Make sure there is no moisture inside the pipes - The gas and liquid chiller lines must be insu- made sure that there are no coolant leaks on - Make sure there are no foreign objects inside lated with materials selected based on their...

  • Page 18: Pressure Testing And Leak Check

    After having repaired any leaks, you must maintain pressure at 1.0 MPa putting the circuit under vacuum and drying it. at least and check for leaks again. Manometric unit Manometric unit Audax Pro 5 Audax Pro 8 and 10 High pres- Low pressure sure side...

  • Page 19: Putting Under Drying Vacuum

    5.8 PUTTING UNDER DRYING VACUUM. Audax Pro 5 Audax Pro 8 and 10 - To prevent foreign substances from getting into the circuit and to ensure the essential resistance Manometric unit to the pressures in play, it is fundamental that Manometric unit only an R-410A manometric unit be used.

  • Page 20: Topping Up The Coolant Load

    R-410A is a blend of several coolants. For this greater than 5 tonnes of CO equivalents), the - Audax Pro 5: 1.2 kg reason, it must be put into the chiller circuit only installer (or the person responsible for final in its liquid phase.

  • Page 21: Topping Up The Load

    5.13 TOPPING UP THE LOAD. 1 Open the valve on the gas side after 20 min- 5.14 SERVICE VALVE R-410A is a blend of several coolants. For this utes of operation. • Closing the valve. reason, it must be put into the chiller circuit only 2 Open the valve on the pressure gauge mani- 1 Remove the valve cover and turn the stem in its liquid phase.

  • Page 22: Checking The Earthing Connection

    Whatever is needed to earth the electrical system is not included in the Immergas supply. 1 Get an earthing rod with the features shown in figure 6-1.

  • Page 23: Micro-Switch Setting And Key Function

    Pressing it twice: Completes the Operating Test Reset Data display mode Refer to the instructions that appear for the data display mode Audax Pro 5 Audax Pro 8 and 10 1 2 3 4 1 2 3 4 23 23...

  • Page 24: Data Display Mode

    7.2 DATA DISPLAY MODE Pressing the K4 button provides the information on the system status shown in figure 7-2. Instructions No. of times it is Meaning of the instruc- Unit pressed tion Segment 1 Segment 2 Segment 3 Segment 4 Communication status Tens of Tx Tx Unit...

  • Page 25: Micro-Switch Setting

    7.3 MICRO-SWITCH SETTING. Editing the micro-switch setting on the board, there are various operating modes available, as per figure 7-3 for Audax Pro 5 and figure 7-4 for Audax Pro 8 and 10. ON (default) Notes Manual Orientation Automatic Orientation...

  • Page 26: Pump Down Procedure

    PUMP DOWN PROCE- - Transfer as much coolant as possible to an 8.4 TRANSFERRING THE COOLANT external tank in order to accumulate no more INTO AN EXTERNAL TANK BEFORE DURE. PERFORMING PUMP DOWN. than 5 kg in the outdoor unit (see parag. 8.4 for 8.1 PURPOSE OF PUMP DOWN.

  • Page 27: Recovering Large Quantities Of Coolant

    Also close the gas service valve as soon as the low side pressure goes below 0. 7 Press the reset button to abandon the Stop procedure. Audax Pro 5 Audax Pro 8 and 10 Manometric unit Manometric unit High pres-...

  • Page 28: Completing Installation

    COMPLETING INSTALLATION. 9.1 CHECKS AT THE END OF INSTALLATION. Once installation is complete, check the fol- lowing: Check the conditions of the inner and outer surface. Can there be short circuits? Outdoor unit Is the installation position well-ventilated and are the required spaces free? Are the units secured well? Installation Check the conditions of the inner and outer surfaces.

  • Page 29: Yearly Unit Check And Maintenance

    YEARLY UNIT CHECK AND MAINTENANCE. The following checks and maintenance should be performed at least once a year. - Visually check for water leaks or oxidation from/on connections. - Visually check that the safety and control devices have not been tampered with and/or short-circuited.

  • Page 30: Troubleshooting

    - The components used as spare parts must be that concern it. approved by Immergas - The electrical supply voltage must always be cut off before cutting off the hydraulic supply. - Regularly check safety valve operation, making it open to make sure water flows out with no problem.
  • Page 31 31 31...
  • 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...

This manual is also suitable for:

Audax pro 8Audax pro 10

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