Daikin R32 split Series Installer's Reference Manual
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Daikin R32 split Series Installer's Reference Manual

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ARXM50N2V1B9
ARXM60N2V1B9
ARXM71N2V1B9
RXM42N2V1B9
RXM50N2V1B9
RXM60N2V1B9
RXM71N2V1B
Installer reference guide
R32 split series
RXP50M2V1B
RXP60M2V1B
RXP71M2V1B
RXA42B2V1B
RXA50B2V1B
RXF50B2V1B
RXF60B2V1B
RXF71A2V1B
RXJ50N2V1B
ARXF50A2V1B
ARXF60A2V1B
ARXF71A2V1B

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Summary of Contents for Daikin R32 split Series

  • Page 1 Installer reference guide R32 split series ARXM50N2V1B9 RXP50M2V1B RXJ50N2V1B ARXM60N2V1B9 RXP60M2V1B ARXM71N2V1B9 RXP71M2V1B ARXF50A2V1B ARXF60A2V1B RXM42N2V1B9 RXA42B2V1B ARXF71A2V1B RXM50N2V1B9 RXA50B2V1B RXM60N2V1B9 RXF50B2V1B RXM71N2V1B RXF60B2V1B RXF71A2V1B...

  • Page 2: Table Of Contents

    6.5.4 To perform vacuum drying..........................36 Charging refrigerant................................ 37 6.6.1 About charging refrigerant..........................37 6.6.2 About the refrigerant ............................. 38 Installer reference guide ARXM50~71+RXM42~71N2V1B(9) + RXP50~71M2V1B + RXA42+50+RXF50+60B2V1B + RXF71A2V1B + RXJ50N2V1B + ARXF50~71A2V1B R32 split series 4P513661-7H – 2019.12...
  • Page 3 13.1.1 Unified wiring diagram legend ........................59 13.2 Piping diagram ................................62 13.2.1 Piping diagram: Outdoor unit......................... 62 14 Glossary ARXM50~71+RXM42~71N2V1B(9) + RXP50~71M2V1B + Installer reference guide RXA42+50+RXF50+60B2V1B + RXF71A2V1B + RXJ50N2V1B + ARXF50~71A2V1B R32 split series 4P513661-7H – 2019.12...

  • Page 4: General Safety Precautions

    Indicates a situation that could result in equipment or property damage. INFORMATION Indicates useful tips or additional information. Symbols used on the unit: ARXM50~71+RXM42~71N2V1B(9) + RXP50~71M2V1B + Installer reference guide RXA42+50+RXF50+60B2V1B + RXF71A2V1B + RXJ50N2V1B + ARXF50~71A2V1B R32 split series 4P513661-7H – 2019.12...

  • Page 5: For The Installer

    Improper installation or attachment of equipment or accessories could result in electric shock, short-circuit, leaks, fire or other damage to the equipment. Only use accessories, optional equipment and spare parts made or approved by Daikin. WARNING Make sure installation, testing and applied materials comply with applicable legislation (on top of the instructions described in the Daikin documentation).

  • Page 6: Installation Site

    Do NOT use means to accelerate the defrosting process or to clean the equipment, other than those recommended by the manufacturer. ▪ Be aware that R32 refrigerant does NOT contain an odour. ARXM50~71+RXM42~71N2V1B(9) + RXP50~71M2V1B + Installer reference guide RXA42+50+RXF50+60B2V1B + RXF71A2V1B + RXJ50N2V1B + ARXF50~71A2V1B R32 split series 4P513661-7H – 2019.12...
  • Page 7 Joints made in installation between parts of refrigerant system shall be accessible for maintenance purposes. WARNING Make sure installation, servicing, maintenance and repair comply with instructions from Daikin and with applicable legislation (for example national gas regulation) and are executed only by authorised persons. Installation space requirements NOTICE ▪...
  • Page 8 Wall-mounted units ≥2.2 m Ceiling-mounted units 3 Use the graph or table to determine the minimum floor area. m (kg) 1.843 7.956 ARXM50~71+RXM42~71N2V1B(9) + RXP50~71M2V1B + Installer reference guide RXA42+50+RXF50+60B2V1B + RXF71A2V1B + RXJ50N2V1B + ARXF50~71A2V1B R32 split series 4P513661-7H – 2019.12...

  • Page 9: Refrigerant

    Excessive refrigerant concentrations in a closed room can lead to oxygen deficiency. ▪ Toxic gas may be produced if refrigerant gas comes into contact with fire. ARXM50~71+RXM42~71N2V1B(9) + RXP50~71M2V1B + Installer reference guide RXA42+50+RXF50+60B2V1B + RXF71A2V1B + RXJ50N2V1B + ARXF50~71A2V1B R32 split series 4P513661-7H – 2019.12...
  • Page 10 A siphon tube is NOT present Charge with the cylinder upside down. ▪ Open refrigerant cylinders slowly. ARXM50~71+RXM42~71N2V1B(9) + RXP50~71M2V1B + Installer reference guide RXA42+50+RXF50+60B2V1B + RXF71A2V1B + RXJ50N2V1B + ARXF50~71A2V1B R32 split series 4P513661-7H – 2019.12...

  • Page 11: Brine

    Do NOT touch electrical components with wet hands. ▪ Do NOT leave the unit unattended when the service cover is removed. ARXM50~71+RXM42~71N2V1B(9) + RXP50~71M2V1B + Installer reference guide RXA42+50+RXF50+60B2V1B + RXF71A2V1B + RXJ50N2V1B + ARXF50~71A2V1B R32 split series 4P513661-7H – 2019.12...
  • Page 12 ▪ Over-tightening the terminal screws may break them. ARXM50~71+RXM42~71N2V1B(9) + RXP50~71M2V1B + Installer reference guide RXA42+50+RXF50+60B2V1B + RXF71A2V1B + RXJ50N2V1B + ARXF50~71A2V1B R32 split series 4P513661-7H – 2019.12...
  • Page 13 Running the product in reversed phase can break the compressor and other parts. ARXM50~71+RXM42~71N2V1B(9) + RXP50~71M2V1B + Installer reference guide RXA42+50+RXF50+60B2V1B + RXF71A2V1B + RXJ50N2V1B + ARXF50~71A2V1B R32 split series 4P513661-7H – 2019.12...

  • Page 14: About The Documentation

    The original documentation is written in English. All other languages are translations. Technical engineering data ▪ A subset of the latest technical data is available on the regional Daikin website (publicly accessible). ▪ The full set of latest technical data is available on the Daikin Business Portal (authentication required).
  • Page 15 What to do in case of problems Disposal How to dispose of the system Technical data Specifications of the system Glossary Definition of terms ARXM50~71+RXM42~71N2V1B(9) + RXP50~71M2V1B + Installer reference guide RXA42+50+RXF50+60B2V1B + RXF71A2V1B + RXJ50N2V1B + ARXF50~71A2V1B R32 split series 4P513661-7H – 2019.12...

  • Page 16: About The Box

    Keep the unit away from rain or damp conditions. At least 2 persons MUST handle the box with the unit. 3.2 Outdoor unit 3.2.1 To unpack the outdoor unit ARXM50~71+RXM42~71N2V1B(9) + RXP50~71M2V1B + Installer reference guide RXA42+50+RXF50+60B2V1B + RXF71A2V1B + RXJ50N2V1B + ARXF50~71A2V1B R32 split series 4P513661-7H – 2019.12...

  • Page 17: To Remove The Accessories From The Outdoor Unit

    2 Remove the accessories at the bottom of the package. 1× 1× 1× 1× 1× 6× 3× 1× General safety precautions Outdoor unit installation manual ARXM50~71+RXM42~71N2V1B(9) + RXP50~71M2V1B + Installer reference guide RXA42+50+RXF50+60B2V1B + RXF71A2V1B + RXJ50N2V1B + ARXF50~71A2V1B R32 split series 4P513661-7H – 2019.12...
  • Page 18 Multilingual fluorinated greenhouse gases label Drain plug (located on the bottom of the packing case) Drain cap (1) Drain cap (2) Energy label ARXM50~71+RXM42~71N2V1B(9) + RXP50~71M2V1B + Installer reference guide RXA42+50+RXF50+60B2V1B + RXF71A2V1B + RXJ50N2V1B + ARXF50~71A2V1B R32 split series 4P513661-7H – 2019.12...

  • Page 19: About The Unit

    When installing or servicing several units at the same time, make sure NOT to switch the service panels between different models. 4.2.1 Identification label: Outdoor unit Location ARXM50~71+RXM42~71N2V1B(9) + RXP50~71M2V1B + Installer reference guide RXA42+50+RXF50+60B2V1B + RXF71A2V1B + RXJ50N2V1B + ARXF50~71A2V1B R32 split series 4P513661-7H – 2019.12...

  • Page 20: Preparation

    The appliance shall be stored in a room without continuously operating ignition sources (example: open flames, an operating gas appliance or an operating electric heater). ARXM50~71+RXM42~71N2V1B(9) + RXP50~71M2V1B + Installer reference guide RXA42+50+RXF50+60B2V1B + RXF71A2V1B + RXJ50N2V1B + ARXF50~71A2V1B R32 split series 4P513661-7H – 2019.12...

  • Page 21: Installation Site Requirements Of The Outdoor Unit

    It is recommended to install the outdoor unit with the air inlet facing the wall and NOT directly exposed to the wind. ARXM50~71+RXM42~71N2V1B(9) + RXP50~71M2V1B + Installer reference guide RXA42+50+RXF50+60B2V1B + RXF71A2V1B + RXJ50N2V1B + ARXF50~71A2V1B R32 split series 4P513661-7H – 2019.12...
  • Page 22 If the outdoor unit is exposed to direct sea winds, install a windbreaker. ▪ Height of windbreaker≥1.5×height of outdoor unit ▪ Mind the service space requirements when installing the windbreaker. ARXM50~71+RXM42~71N2V1B(9) + RXP50~71M2V1B + Installer reference guide RXA42+50+RXF50+60B2V1B + RXF71A2V1B + RXJ50N2V1B + ARXF50~71A2V1B R32 split series 4P513661-7H – 2019.12...

  • Page 23: Additional Installation Site Requirements Of The Outdoor Unit In Cold Climates

    5.2.3 Refrigerant piping length and height difference What? Distance Maximum allowable pipe length 30 m Minimum allowable pipe length 3 m ARXM50~71+RXM42~71N2V1B(9) + RXP50~71M2V1B + Installer reference guide RXA42+50+RXF50+60B2V1B + RXF71A2V1B + RXJ50N2V1B + ARXF50~71A2V1B R32 split series 4P513661-7H – 2019.12...

  • Page 24: Preparing Refrigerant Piping

    20  mm to prevent condensation on the surface of the insulation. ARXM50~71+RXM42~71N2V1B(9) + RXP50~71M2V1B + Installer reference guide RXA42+50+RXF50+60B2V1B + RXF71A2V1B + RXJ50N2V1B + ARXF50~71A2V1B R32 split series 4P513661-7H – 2019.12...

  • Page 25: Preparing Electrical Wiring

    All components procured on-site and all electrical construction MUST comply with the applicable legislation. WARNING ALWAYS use multicore cable for power supply cables. ARXM50~71+RXM42~71N2V1B(9) + RXP50~71M2V1B + Installer reference guide RXA42+50+RXF50+60B2V1B + RXF71A2V1B + RXJ50N2V1B + ARXF50~71A2V1B R32 split series 4P513661-7H – 2019.12...

  • Page 26: Installation

    Do NOT leave the unit unattended when the service cover is removed. 6.2.2 To open the outdoor unit DANGER: RISK OF ELECTROCUTION DANGER: RISK OF BURNING 3× ARXM50~71+RXM42~71N2V1B(9) + RXP50~71M2V1B + Installer reference guide RXA42+50+RXF50+60B2V1B + RXF71A2V1B + RXJ50N2V1B + ARXF50~71A2V1B R32 split series 4P513661-7H – 2019.12...

  • Page 27: Mounting The Outdoor Unit

    Fix the unit securely by means of foundation bolts in accordance with the foundation drawing. Prepare 4 sets of M8 or M10 anchor bolts, nuts and washers (field supply). ARXM50~71+RXM42~71N2V1B(9) + RXP50~71M2V1B + Installer reference guide RXA42+50+RXF50+60B2V1B + RXF71A2V1B + RXJ50N2V1B + ARXF50~71A2V1B R32 split series 4P513661-7H – 2019.12...

  • Page 28: To Install The Outdoor Unit

    (see the following figure). ARXM50~71+RXM42~71N2V1B(9) + RXP50~71M2V1B + Installer reference guide RXA42+50+RXF50+60B2V1B + RXF71A2V1B + RXJ50N2V1B + ARXF50~71A2V1B R32 split series 4P513661-7H – 2019.12...

  • Page 29: To Prevent The Outdoor Unit From Falling Over

    1 Prepare 2 cables as indicated in the following illustration (field supply). 2 Place the 2 cables over the outdoor unit. ARXM50~71+RXM42~71N2V1B(9) + RXP50~71M2V1B + Installer reference guide RXA42+50+RXF50+60B2V1B + RXF71A2V1B + RXJ50N2V1B + ARXF50~71A2V1B R32 split series 4P513661-7H – 2019.12...

  • Page 30: Connecting The Refrigerant Piping

    To prevent gas leakage, apply refrigeration oil only to the inside of the flare. Use refrigeration oil for R32. ▪ Do NOT reuse joints. ARXM50~71+RXM42~71N2V1B(9) + RXP50~71M2V1B + Installer reference guide RXA42+50+RXF50+60B2V1B + RXF71A2V1B + RXJ50N2V1B + ARXF50~71A2V1B R32 split series 4P513661-7H – 2019.12...

  • Page 31: Guidelines When Connecting The Refrigerant Piping

    Tighten 3 or 4 turns by hand, before tightening firmly. ▪ ALWAYS use 2 wrenches together when loosening a flare nut. ARXM50~71+RXM42~71N2V1B(9) + RXP50~71M2V1B + Installer reference guide RXA42+50+RXF50+60B2V1B + RXF71A2V1B + RXJ50N2V1B + ARXF50~71A2V1B R32 split series 4P513661-7H – 2019.12...

  • Page 32: Pipe Bending Guidelines

    4 Flare the pipe. Set exactly at the position as shown in the following figure. Flare tool for R32 Conventional flare tool (clutch type) Clutch type Wing nut type (Ridgid-type) (Imperial-type) 0~0.5 mm 1.0~1.5 mm 1.5~2.0 mm ARXM50~71+RXM42~71N2V1B(9) + RXP50~71M2V1B + Installer reference guide RXA42+50+RXF50+60B2V1B + RXF71A2V1B + RXJ50N2V1B + ARXF50~71A2V1B R32 split series 4P513661-7H – 2019.12...

  • Page 33: Using The Stop Valve And Service Port

    Silicon sealant, make sure there is no gap. ARXM50~71+RXM42~71N2V1B(9) + RXP50~71M2V1B + Installer reference guide RXA42+50+RXF50+60B2V1B + RXF71A2V1B + RXJ50N2V1B + ARXF50~71A2V1B R32 split series 4P513661-7H – 2019.12...

  • Page 34: To Connect The Refrigerant Piping To The Outdoor Unit

    1 Connect the liquid refrigerant connection from the indoor unit to the liquid stop valve of the outdoor unit. Liquid stop valve ARXM50~71+RXM42~71N2V1B(9) + RXP50~71M2V1B + Installer reference guide RXA42+50+RXF50+60B2V1B + RXF71A2V1B + RXJ50N2V1B + ARXF50~71A2V1B R32 split series 4P513661-7H – 2019.12...

  • Page 35: Checking The Refrigerant Piping

    Make sure that the gas stop valve and liquid stop valve are firmly closed before performing the leak test or vacuum drying. ARXM50~71+RXM42~71N2V1B(9) + RXP50~71M2V1B + Installer reference guide RXA42+50+RXF50+60B2V1B + RXF71A2V1B + RXJ50N2V1B + ARXF50~71A2V1B R32 split series 4P513661-7H – 2019.12...

  • Page 36: To Check For Leaks

    2 Leave as is for 4-5 minutes and check the pressure: If the pressure… Then… Does not change There is no moisture in the system. This procedure is finished. ARXM50~71+RXM42~71N2V1B(9) + RXP50~71M2V1B + Installer reference guide RXA42+50+RXF50+60B2V1B + RXF71A2V1B + RXJ50N2V1B + ARXF50~71A2V1B R32 split series 4P513661-7H – 2019.12...

  • Page 37: Charging Refrigerant

    Typical workflow – Charging additional refrigerant typically consists of the following stages: 1 Determining if and how much you have to charge additionally. 2 If necessary, charging additional refrigerant. ARXM50~71+RXM42~71N2V1B(9) + RXP50~71M2V1B + Installer reference guide RXA42+50+RXF50+60B2V1B + RXF71A2V1B + RXJ50N2V1B + ARXF50~71A2V1B R32 split series 4P513661-7H – 2019.12...

  • Page 38: About The Refrigerant

    Do NOT use cleaning materials or means to accelerate the defrosting process other than those recommended by the manufacturer. ▪ Be aware that the refrigerant inside the system is odourless. ARXM50~71+RXM42~71N2V1B(9) + RXP50~71M2V1B + Installer reference guide RXA42+50+RXF50+60B2V1B + RXF71A2V1B + RXJ50N2V1B + ARXF50~71A2V1B R32 split series 4P513661-7H – 2019.12...

  • Page 39: Precautions When Charging Refrigerant

    If a complete recharge is necessary, the total refrigerant charge is: the factory refrigerant charge (see unit name plate) + the determined additional amount. ARXM50~71+RXM42~71N2V1B(9) + RXP50~71M2V1B + Installer reference guide RXA42+50+RXF50+60B2V1B + RXF71A2V1B + RXJ50N2V1B + ARXF50~71A2V1B R32 split series 4P513661-7H – 2019.12...

  • Page 40: To Charge Additional Refrigerant

    2 Fix the label on the inside of the outdoor unit near the gas and liquid stop valves. ARXM50~71+RXM42~71N2V1B(9) + RXP50~71M2V1B + Installer reference guide RXA42+50+RXF50+60B2V1B + RXF71A2V1B + RXJ50N2V1B + ARXF50~71A2V1B R32 split series 4P513661-7H – 2019.12...

  • Page 41: Connecting The Electrical Wiring

    Do NOT branch the power supply for the drain pump, etc. from the terminal block. This could result in electrical shock or fire. ARXM50~71+RXM42~71N2V1B(9) + RXP50~71M2V1B + Installer reference guide RXA42+50+RXF50+60B2V1B + RXF71A2V1B + RXJ50N2V1B + ARXF50~71A2V1B R32 split series 4P513661-7H – 2019.12...

  • Page 42: Guidelines When Connecting The Electrical Wiring

    Stranded conductor wire Round crimp-style terminal ▪ Use the following methods for installing wires: ARXM50~71+RXM42~71N2V1B(9) + RXP50~71M2V1B + Installer reference guide RXA42+50+RXF50+60B2V1B + RXF71A2V1B + RXJ50N2V1B + ARXF50~71A2V1B R32 split series 4P513661-7H – 2019.12...

  • Page 43: Specifications Of Standard Wiring Components

    2.5 mm2~4.0 mm H05RN-F (60245 IEC 57) Interconnection cable 4-core cable (indoor↔outdoor) 1.5 mm ~2.5 mm and applicable for 220~240 V H05RN-F (60245 IEC 57) ARXM50~71+RXM42~71N2V1B(9) + RXP50~71M2V1B + Installer reference guide RXA42+50+RXF50+60B2V1B + RXF71A2V1B + RXJ50N2V1B + ARXF50~71A2V1B R32 split series 4P513661-7H – 2019.12...

  • Page 44: To Connect The Electrical Wiring On The Outdoor Unit

    4 Connect the interconnection cable and power supply as follows: 50 Hz 220-240 V Interconnection cable Power supply cable Circuit breaker Earth leakage circuit breaker Power supply ARXM50~71+RXM42~71N2V1B(9) + RXP50~71M2V1B + Installer reference guide RXA42+50+RXF50+60B2V1B + RXF71A2V1B + RXJ50N2V1B + ARXF50~71A2V1B R32 split series 4P513661-7H – 2019.12...

  • Page 45: Finishing The Outdoor Unit Installation

    6.8.2 To close the outdoor unit NOTICE When closing the outdoor unit cover, make sure that the tightening torque does NOT exceed 1.3 N•m. ARXM50~71+RXM42~71N2V1B(9) + RXP50~71M2V1B + Installer reference guide RXA42+50+RXF50+60B2V1B + RXF71A2V1B + RXJ50N2V1B + ARXF50~71A2V1B R32 split series 4P513661-7H – 2019.12...
  • Page 46 Installation 3× ARXM50~71+RXM42~71N2V1B(9) + RXP50~71M2V1B + Installer reference guide RXA42+50+RXF50+60B2V1B + RXF71A2V1B + RXJ50N2V1B + ARXF50~71A2V1B R32 split series 4P513661-7H – 2019.12...

  • Page 47: Configuration

    This mode is only applicable for outdoor units: RXM50+60N, ARXM50N and indoor units: FTXM, ATXM. ARXM50~71+RXM42~71N2V1B(9) + RXP50~71M2V1B + Installer reference guide RXA42+50+RXF50+60B2V1B + RXF71A2V1B + RXJ50N2V1B + ARXF50~71A2V1B R32 split series 4P513661-7H – 2019.12...

  • Page 48: To Turn On Standby Electricity Saving Function

    1 Remove the service cover. 2 Disconnect the selective standby electricity saving connector. 3 Turn on the main power supply. ARXM50~71+RXM42~71N2V1B(9) + RXP50~71M2V1B + Installer reference guide RXA42+50+RXF50+60B2V1B + RXF71A2V1B + RXJ50N2V1B + ARXF50~71A2V1B R32 split series 4P513661-7H – 2019.12...

  • Page 49: Commissioning

    The indoor unit is properly mounted. The outdoor unit is properly mounted. The system is properly earthed and the earth terminals are tightened. ARXM50~71+RXM42~71N2V1B(9) + RXP50~71M2V1B + Installer reference guide RXA42+50+RXF50+60B2V1B + RXF71A2V1B + RXJ50N2V1B + ARXF50~71A2V1B R32 split series 4P513661-7H – 2019.12...

  • Page 50: Checklist During Commissioning

    Even if the unit is turned OFF, it consumes electricity. ▪ When the power turns back on after a power break, the previously selected mode will be resumed. ARXM50~71+RXM42~71N2V1B(9) + RXP50~71M2V1B + Installer reference guide RXA42+50+RXF50+60B2V1B + RXF71A2V1B + RXJ50N2V1B + ARXF50~71A2V1B R32 split series 4P513661-7H – 2019.12...

  • Page 51: Starting Up The Outdoor Unit

    Commissioning 8.6 Starting up the outdoor unit See the indoor unit installation manual for configuration and commissioning of the system. ARXM50~71+RXM42~71N2V1B(9) + RXP50~71M2V1B + Installer reference guide RXA42+50+RXF50+60B2V1B + RXF71A2V1B + RXJ50N2V1B + ARXF50~71A2V1B R32 split series 4P513661-7H – 2019.12...

  • Page 52: Hand-Over To The User

    Show the user what to do for the maintenance of the unit. ▪ Explain the user about energy saving tips as described in the operation manual. ARXM50~71+RXM42~71N2V1B(9) + RXP50~71M2V1B + Installer reference guide RXA42+50+RXF50+60B2V1B + RXF71A2V1B + RXJ50N2V1B + ARXF50~71A2V1B R32 split series 4P513661-7H – 2019.12...

  • Page 53: Maintenance And Service

    Do NOT rinse the unit. This may cause electric shocks or fire. 10.3 Checklist for yearly maintenance of the outdoor unit Check the following at least once a year: ARXM50~71+RXM42~71N2V1B(9) + RXP50~71M2V1B + Installer reference guide RXA42+50+RXF50+60B2V1B + RXF71A2V1B + RXJ50N2V1B + ARXF50~71A2V1B R32 split series 4P513661-7H – 2019.12...

  • Page 54: About The Compressor

    Do NOT use the brazing torch. ▪ Use approved refrigerants and lubricants only. DANGER: RISK OF BURNING Do NOT touch the compressor with bare hands. ARXM50~71+RXM42~71N2V1B(9) + RXP50~71M2V1B + Installer reference guide RXA42+50+RXF50+60B2V1B + RXF71A2V1B + RXJ50N2V1B + ARXF50~71A2V1B R32 split series 4P513661-7H – 2019.12...

  • Page 55: Troubleshooting

    11.3.2 Symptom: The unit is NOT heating or cooling as expected Possible causes Corrective action Wrong connection of the electrical Connect the electrical wires correctly. wires ARXM50~71+RXM42~71N2V1B(9) + RXP50~71M2V1B + Installer reference guide RXA42+50+RXF50+60B2V1B + RXF71A2V1B + RXJ50N2V1B + ARXF50~71A2V1B R32 split series 4P513661-7H – 2019.12...

  • Page 56: Symptom: Water Leakage

    When the unit is not operating, the LEDs on the PCB are turned off in order to save power. ▪ Even when the LEDs are off, the terminal block and the PCB may be powered. ARXM50~71+RXM42~71N2V1B(9) + RXP50~71M2V1B + Installer reference guide RXA42+50+RXF50+60B2V1B + RXF71A2V1B + RXJ50N2V1B + ARXF50~71A2V1B R32 split series 4P513661-7H – 2019.12...

  • Page 57: Disposal

    4 Check on the manifold if the vacuum is reached. 5 After 2-3 minutes, close the gas stop valve and stop forced cooling. ARXM50~71+RXM42~71N2V1B(9) + RXP50~71M2V1B + Installer reference guide RXA42+50+RXF50+60B2V1B + RXF71A2V1B + RXJ50N2V1B + ARXF50~71A2V1B R32 split series 4P513661-7H – 2019.12...

  • Page 58: To Start And Stop Forced Cooling

    If forced cooling is used and the outside temperature is <−10°C, the safety device may prevent operation. Warm the outside temperature thermistor on the outdoor unit to ≥−10°C. Result: Operation will start. ARXM50~71+RXM42~71N2V1B(9) + RXP50~71M2V1B + Installer reference guide RXA42+50+RXF50+60B2V1B + RXF71A2V1B + RXJ50N2V1B + ARXF50~71A2V1B R32 split series 4P513661-7H – 2019.12...

  • Page 59: Technical Data

    Technical data 13 Technical data ▪ A subset of the latest technical data is available on the regional Daikin website (publicly accessible). ▪ The full set of latest technical data is available on the Daikin Business Portal (authentication required). 13.1 Wiring diagram The wiring diagram is delivered with the unit, located inside of the outdoor unit (bottom side of the top plate).
  • Page 60 Switching power supply PTC* PTC thermistor Insulated gate bipolar transistor (IGBT) Q*DI Earth leak circuit breaker Overload protector Thermo switch ARXM50~71+RXM42~71N2V1B(9) + RXP50~71M2V1B + Installer reference guide RXA42+50+RXF50+60B2V1B + RXF71A2V1B + RXJ50N2V1B + ARXF50~71A2V1B R32 split series 4P513661-7H – 2019.12...
  • Page 61 Terminal Terminal strip (block) Electronic expansion valve coil Y*R, Y*S Reversing solenoid valve coil Ferrite core ZF, Z*F Noise filter ARXM50~71+RXM42~71N2V1B(9) + RXP50~71M2V1B + Installer reference guide RXA42+50+RXF50+60B2V1B + RXF71A2V1B + RXJ50N2V1B + ARXF50~71A2V1B R32 split series 4P513661-7H – 2019.12...

  • Page 62: Piping Diagram

    Gas stop valve Compressor PED categories of equipment – High pressure switch: category IV; Compressor: category II; Other equipment: art. 4§3. ARXM50~71+RXM42~71N2V1B(9) + RXP50~71M2V1B + Installer reference guide RXA42+50+RXF50+60B2V1B + RXF71A2V1B + RXJ50N2V1B + ARXF50~71A2V1B R32 split series 4P513661-7H – 2019.12...
  • Page 63 Gas stop valve with service port Compressor PED categories of equipment – High pressure switch: category IV; Compressor: category II; Other equipment: art. 4§3. ARXM50~71+RXM42~71N2V1B(9) + RXP50~71M2V1B + Installer reference guide RXA42+50+RXF50+60B2V1B + RXF71A2V1B + RXJ50N2V1B + ARXF50~71A2V1B R32 split series 4P513661-7H – 2019.12...
  • Page 64 Gas stop valve Compressor PED categories of equipment – High pressure switch: category IV; Compressor: category II; Other equipment: art. 4§3. ARXM50~71+RXM42~71N2V1B(9) + RXP50~71M2V1B + Installer reference guide RXA42+50+RXF50+60B2V1B + RXF71A2V1B + RXJ50N2V1B + ARXF50~71A2V1B R32 split series 4P513661-7H – 2019.12...
  • Page 65 Gas stop valve Compressor PED categories of equipment – High pressure switch: category IV; Compressor: category II; Other equipment: art. 4§3. ARXM50~71+RXM42~71N2V1B(9) + RXP50~71M2V1B + Installer reference guide RXA42+50+RXF50+60B2V1B + RXF71A2V1B + RXJ50N2V1B + ARXF50~71A2V1B R32 split series 4P513661-7H – 2019.12...

  • Page 66: Glossary

    Optional equipment Equipment made or approved by Daikin that can be combined with the product according to the instructions in the accompanying documentation. Field supply Equipment NOT made by Daikin that can be combined with the product according to the instructions in the accompanying documentation.
  • Page 68 4P513661-7H 2019.12 Verantwortung für Energie und Umwelt...

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