Vaillant climaVAIR V 7-025 NW Installation Manual

Heat pump air-conditioner

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climaVAIR
V 7-025 NW
V 7-035 NW
V 7-050 NW
DE, EN, HR, IT, TR

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Summary of Contents for Vaillant climaVAIR V 7-025 NW

  • Page 1 climaVAIR V 7-025 NW V 7-035 NW V 7-050 NW DE, EN, HR, IT, TR...
  • Page 2 For the installer Installation Manual Heat Pump Air-conditioner - climaVAIR Split Type V 7-025 NW V 7-035 NW V 7-050 NW...
  • Page 3: Table Of Contents

    Contents Contents Your Safety ......3 Preparation for Use ..... . 19 Symbols used .
  • Page 4: Your Safety

    Your Safety 1 Extreme operating conditions 2 Identification of the Unit 3 Your Safety Note! The relevant personnel performing any service of Symbols used maintenance operations involving the handling of the refrigerant fluid must have the necessary Danger! certification to comply with all local and Immediate danger to life and limb.
  • Page 5: Declaration Of Conformity

    4 Declaration of Conformity 5 Description of the Unit Declaration of Conformity Indoor Unit The manufacturer declares that this unit has been The indoor unit heats and cools air as it circulates it designed and constructed in compliance with the around the the room to be conditioned.
  • Page 6: Outdoor Unit

    Description of the Unit 5 Outdoor Unit The outdoor unit ensures that the absorbed heat is transferred and released to the outside from the room during operation in cooling mode and that the heat introduced into the room during operation in heat pump mode is absorbed from the outside air.
  • Page 7: Infra Red Controller

    5 Description of the Unit Infra red Controller The infra-red remote control controls the settings and functions of the unit. The control will only operate when there is a line of sight to the indoor unit. Refrigeration pipe Connections This outdoor unit has the following connections and shut off valves: - Gas (G) and liquid connections (L): they carry the refrigerant between the outdoor and indoor unit.
  • Page 8: Technical Specifications

    Max. height OU under IU Chargeless length Additional charge per metre Table 5.4 Technical specifications. Note! As part of its policy for ongoing improvements of its products, Vaillant reserves the right to modify these specifications without prior notice. Split Type Installation Manual...
  • Page 9: Transport

    6 Transport 7 Unpacking 8 Installation Transport Installation Danger of injury and physical damage! Qualification of the Installation Personnel During transport and unloading, the unit could Ensure that this unit is installed by suitable qualified fall and injure anyone within the immediate vicinity.
  • Page 10: General Installation Diagram

    Installation 8 Installation of the indoor unit 9 Installation of the Indoor Unit General Installation Diagram Warning! Selecting the Indoor Unit Location Danger of breakdowns or malfunction. Observe the minimum clearences indicated in Warning! Figure 8.1. Danger of breakdowns or malfunction. Observe the minimum clearances indicated in Figure 8.1.
  • Page 11: Installation Of The Pipe Work

    ‘O’ closed cell insulation. A pump for condensed water is available as an - Observe the minimum and maximum pipe lengths for original Vaillant accessory with the each model. corresponding installation instructions . - Wherever possible avoid installing excessive numbers of bends in pipes.
  • Page 12: Correct Installation Of The Condensate Pipe Work

    Installation of the indoor unit 9 9.3.3 Correct Installation of the Condensate Pipe Work Warning! Danger of breakdowns or malfunction. Danger of water leaks and blockages from unit and pipework: - Ensure that sufficient air breaks and traps are provided to avoid water being retained within the indoor unit.
  • Page 13: Making Holes For The Pipes

    9 Installation of the indoor unit 9.3.4 Making Holes for the Pipes 9.3.5 Correct Installation of Indoor Unit Refrigerant Pipe Work • Case A: Pipework exiting from the rear of the unit. In this case, a suitable hole must be made in the wall •...
  • Page 14: Installation Of The Indoor Unit Body

    Warning! Outdoor units must be placed in accessible areas for subsequent maintenance and repair operations. Vaillant will not be responsible for any costs derived from incorrect positioning that prevents easy access for warranty repairs. Fig. 9.9 Section showing pipework run behind indoor unit.
  • Page 15: Planning The Refrigerant Return

    10 Installation of the outdoor unit 10.2 Planning the Refrigerant Return 10.4 Connection of the Condensate Drain Pipe to Outdoor Unit The refrigerant circuit contains a special oil to lubricate the outdoor unit compressor. To assist the return of the Whilst the unit is running in heating mode, condensation oil to the compressor the following is recommended: forms in the outdoor unit and has to be drained away.
  • Page 16: Condensate Water

    Installation of the outdoor unit 10 Electric Wiring 11 Electric Wiring Danger! Danger of electric shock. 11.1 Safety Precautions Use wiring in accordance with the respective local, national and international wiring Danger! standards regarding installation in technical Danger of electric shock. electrics.
  • Page 17: Remark With Regard To Directive 89/336/Eec

    11 Electric Wiring 11.2 Remark with regard to Directive 2004/108/CE 11.3 Electric Connection to the Indoor Unit In order to prevent electromagnetic interference during Warning! the start up of the compressor (technical process), the Danger of breakdowns or malfunction. If the fuse following installation conditions must be adhered to.
  • Page 18: Electric Connection To The Outdoor Unit

    Electric Wiring 11 11.4 Electric Connection to the Outdoor Unit Warning! 1 1 1 Danger of breakdowns or malfunction. If the fuse (L) (L) (L (C) (C) (C on the PC board is blown please change it with type T. 25A/250V. •...
  • Page 19: Electrical Characteristics

    11 Electric Wiring 11.5 Electrical Characteristics V 7-025 NW V 7-035 NW V 7-050 NW Power supply (V/Ph/Hz) 230/1/50 230/1/50 230/1/50 Supply section up to 25 meter (in mm Indoor/Outdoor Indoor Indoor Indoor Thermal-magnetic circuit breaker, type D (A) Interconnection section up to 25 meter (mm Inteconnect shielded cable or not (YES/NO) Residual current protector (A) 0,03...
  • Page 20: Preparation For Use

    Preparation for Use 12 12 Preparation for Use According to Regulation 842/2006/EC, the complete refrigerant circuit must be periodically checked for This consists of the following steps: leakage. Take the necessary actions to ensure these • Checking for Leaks. tests are performed and the results correctly logged into •...
  • Page 21: Start Up

    12 Preparation for Use • Check the needle on the low pressure manometer: it Warning! should indicate -0.1 MPa (-76 cmHg - >3 Torr). If the Danger of malfunction and refrigerant leaks. service manifold gauge is not capable of measuring to Ensure that the service valves on the outdoor these pressures a separate Torr vacuum gauge should unit remain closed during the evacuation...
  • Page 22: Troubleshooting

    Preparation for Use 12 Fig. 12.7 Protective covers. Legend Valve cap 2 Two and three-way valve covers • Power up the unit and run it for a few moments checking that it carries out its functions correctly (for more information see the user manual). 12.4 Troubleshooting If the event of a gas leak, during operation proceed as follows:...
  • Page 23: Error Codes

    13 Error Codes 13 Error Codes INDOOR OUTDOOR POSSIBLE REASONS 1) Room-temperature sensor may be faulty 2) Indoor PCB may be faulty 1) Heat-exchange sensor may be faulty 2) Indoor PCB may be faulty With the malfunction, LED1 on the outdoor mainboard 1) Defrosting temperature sensor may be faulty blinks 10 times at frequency of 1 Hz 2) Outdoor PCB may be faulty...
  • Page 24 Error Codes 13 INDOOR OUTDOOR POSSIBLE REASONS 1) The SPDU may be faulty With this malfunction, LED1 on the outdoor mainboard 2) The power supply is incorrect blinks 3 times. 3) The system may have been over or under charged with refrigerant 1) IPM Module may be overheating With the malfunction, LED1 on the outdoor mainboard...

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