Daikin Sky Air AZQS140B8V1B Installer's Reference Manual

Daikin Sky Air AZQS140B8V1B Installer's Reference Manual

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Installer reference guide
Split system air conditioners
AZQS100B8V1B    
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AZQS100B7Y1B    
Installer reference guide
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Split system air conditioners
AZQS140B7Y1B

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Summary of Contents for Daikin Sky Air AZQS140B8V1B

  • Page 1 Installer reference guide Split system air conditioners AZQS100B8V1B     AZQS125B8V1B     AZQS140B8V1B                            AZQS100B7Y1B     Installer reference guide AZQS125B7Y1B     English Split system air conditioners AZQS140B7Y1B...
  • Page 2: Table Of Contents

    Table of contents 6.5.3 Checking refrigerant piping: Setup....... 15 Table of contents 6.5.4 To check for leaks............15 6.5.5 To perform vacuum drying ........... 15 Charging refrigerant ..............15 6.6.1 About charging refrigerant ........... 15 1 General safety precautions 6.6.2 Precautions when charging refrigerant ......
  • Page 3: Meaning Of Warnings And Symbols

    ▪ In places where there is machinery that emits electromagnetic comply with applicable legislation (on top of the waves. Electromagnetic waves may disturb the control system, instructions described in the Daikin documentation). and cause malfunction of the equipment. CAUTION ▪ In places where there is a risk of fire due to the leakage of...
  • Page 4: Refrigerant

    1 General safety precautions ▪ Only use tools exclusively for the refrigerant type used in the 1.2.3 Refrigerant system, this to ensure pressure resistance and prevent foreign If applicable. See the installation manual or installer reference guide materials from entering into the system. of your application for more information.
  • Page 5: Electrical

    2 About the documentation 1.2.6 Electrical NOTICE Precautions when laying power wiring: DANGER: RISK OF ELECTROCUTION ▪ Do not connect wiring of different thicknesses to the ▪ Turn OFF all power supply before removing the power terminal block (slack in the power wiring may switch ...
  • Page 6: Installer Reference Guide At A Glance

    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 extranet (authentication required). Installer reference guide at a...
  • Page 7: About The Units And Options

    4 About the units and options Preparing installation site About the units and options Do NOT install the unit in places often used as work place. In case of construction works (e.g. grinding works) where a lot of dust is Overview: About the units and created, the unit must be covered.
  • Page 8: Additional Installation Site Requirements Of The Outdoor Unit In Cold Climates

    5 Preparation 5.2.2 Additional installation site requirements If the outdoor unit is exposed to direct sea winds, install a windbreaker. of the outdoor unit in cold climates ▪ Height of windbreaker≥1.5×height of outdoor unit Protect the outdoor unit against direct snowfall and take care that the ▪...
  • Page 9: Refrigerant Piping Insulation

    6 Installation Total one‑way piping length: Installation (a)(b) 5 m≤L1≤50 m (70 m) Height difference between the highest Overview: Installation indoor unit and the outdoor unit: This chapter describes what you have to do and know on-site to H1≤30 m install the system. Parenthesised figure represents the equivalent length. For details about the combination of your outdoor and Typical workflow indoor unit, see the engineering databook.
  • Page 10: Mounting The Outdoor Unit

    6 Installation Mounting the outdoor unit NOTICE Fix the outdoor unit to the foundation bolts using nuts with resin washers (a). If the coating on the fastening area is 6.3.1 About mounting the outdoor unit stripped off, the nuts rust easily. Typical workflow Mounting the outdoor unit typically consists of the following stages: Providing the installation structure.
  • Page 11: To Prevent The Outdoor Unit From Falling Over

    6 Installation Drain holes (dimensions in mm) ▪ Connecting the refrigerant piping to the indoor unit ▪ Installing oil traps ▪ Insulating the refrigerant piping ▪ Keeping in mind the guidelines for: ▪ Pipe bending ▪ Flaring pipe ends ▪ Brazing ▪...
  • Page 12: Guidelines When Connecting The Refrigerant Piping

    6 Installation 6.4.3 Guidelines when connecting the Flare tool for Conventional flare tool R410A (clutch refrigerant piping Clutch type Wing nut type type) (Ridgid-type) (Imperial-type) Take the following guidelines into account when connecting pipes: 0~0.5 mm 1.0~1.5 mm 1.5~2.0 mm ▪ Coat the flare inner surface with ether oil or ester oil when connecting a flare nut.
  • Page 13: To Connect The Refrigerant Piping To The Outdoor Unit

    6 Installation ▪ Do NOT apply excessive force to the valve stem. Doing so may 6.4.8 To connect the refrigerant piping to the break the valve body. outdoor unit ▪ Always make sure to secure the stop valve with a spanner, then 1 Do the following: loosen or tighten the flare nut with a torque wrench.
  • Page 14: To Determine If Oil Traps Are Required

    6 Installation 6.4.9 To determine if oil traps are required If oil flows back into the outdoor unit's compressor, this might cause liquid compression or deterioration of oil return. Oil traps in the rising gas piping can prevent this. Then The indoor unit is installed Install an oil trap every 10 m (height higher than the outdoor...
  • Page 15: Checking Refrigerant Piping: Setup

    6 Installation NOTICE If the pressure… Then… Increases There is moisture in the Use this vacuum pump for R410A exclusively. Using the system. Go to the next step. same pump for other refrigerants may damage the pump and the unit. 3 Evacuate for at least 2 ...
  • Page 16: Precautions When Charging Refrigerant

    6 Installation NOTICE AZQS140_Y1 AZQS100+125_Y1 Before completely recharging, perform vacuum drying on the outdoor unit's internal refrigerant piping as well. To do so, use the internal service port of the outdoor unit (between the heat exchanger and the 4‑way valve). Do NOT use the service ports of the stop valves, because vacuum drying cannot be performed properly from these ports.
  • Page 17: To Determine The Complete Recharge Amount

    6 Installation To determine the additional refrigerant amount (R in kg) Factory refrigerant charge: see unit name plate Additional refrigerant amount charged L1 (m) Total refrigerant charge Greenhouse gas emissions of the total refrigerant charge expressed as tonnes CO -equivalent 30~40 m 40~50 m GWP = Global warming potential...
  • Page 18: Precautions When Connecting The Electrical Wiring

    6 Installation Stranded conductor wire 6.7.3 Precautions when connecting the Round crimp-style terminal electrical wiring ▪ Use the following methods for installing wires: INFORMATION Wire type Installation method Also read the precautions and requirements in the Single core wire following chapters: AA´...
  • Page 19: Finishing The Outdoor Unit Installation

    6 Installation Connecting to the When cables are routed from the unit, a 1~50 Hz 3N~50 Hz 220-240 V 380-415 V frame protection sleeve for the conduits (PG L1 L2 L3 insertions) can be inserted at the knockout hole. When you do not use a wire conduit, protect the wires with vinyl tubes to prevent the edge of the knockout hole from L1 L2 L3...
  • Page 20: To Check The Insulation Resistance Of The Compressor

    7 Commissioning NOTICE NEVER operate the unit without thermistors and/or pressure sensors/switches. Burning of the compressor might result. NOTICE Do NOT operate the unit until the refrigerant piping is complete (when operated this way, the compressor will break). NOTICE Cooling operation mode. Perform the test run in cooling operation mode so that stop valves failing to open can be 1×...
  • Page 21: To Perform A Test Run

    8 Hand-over to the user To perform a test run NOTICE ▪ The reversed phase protection detector of this product NOTICE only functions when product starts Consequently reversed phase detection Do not interrupt the test run. performed during normal operation of the product. INFORMATION ▪...
  • Page 22: Checklist For Yearly Maintenance Of The Outdoor Unit

    10 Troubleshooting Checklist for yearly maintenance 11.2 About pump down of the outdoor unit The unit is equipped with an automatic pump down function, with which you can collect all refrigerant from the system into the outdoor Check the following at least once a year: unit.
  • Page 23: 12 Technical Data

    12 Technical data 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 extranet (authentication required). 12.1 Service space: Outdoor unit Suction side In the illustrations below, the service space at the suction side is based on 35°C DB and cooling operation.
  • Page 24: Piping Diagram: Outdoor Unit

    12 Technical data Multiple rows of units ( b (mm) ≥100 ≥100 ≤½H b≥250 ½H <H ≤H b≥300 ≥100 ≥100 ≥100 >H ≥2000 ≥3000 ≥100 ≥200 ≥100 ≥1000 ≥600 ≥1500 Stacked units (max. 2 levels) ( ≥100 ≥100 ≥300 ≥1000 ≥100 ≥100 ≥100...
  • Page 25: Wiring Diagram: Outdoor Unit

    12 Technical data 12.3 Wiring diagram: Outdoor unit The wiring diagram is delivered with the unit, located at the inside of ▪ K2R (A1P): Magnetic relay (E1H the service cover. option) (AZQS_Y1) Notes for AZQS_V1: ▪ K2R (A2P): Magnetic relay K10R, K13R~K15R Magnetic relay Symbols (see legend).
  • Page 26: 13 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 product according instructions accompanying documentation.
  • Page 28 4P385529-1B 2016.10...

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