Daikin ARXF71A2V1B Bruksanvisning

Daikin Inte kategoriserad ARXF71A2V1B

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Installer reference guide

R32 split series

RXF50B2V1B

RXF60B2V1B

RXF71A2V1B

ARXF50A2V1B

ARXF60A2V1B

ARXF71A2V1B

RXP50M2V1B

RXP60M2V1B

RXP71M2V1B

ARXM50R2V1B

ARXM60R2V1B

ARXM71R2V1B

RXM42R2V1B

RXM50R2V1B

RXM60R2V1B

RXM71R2V1B

RXJ50N2V1B

RXA42B2V1B

RXA50B2V1B

Table of contents

Installer reference guide

ARXM50-71+RXM42~71R2V1B + RXP50~71M2V1B + RXA42+50B2V1B +

RXF50+60B2V1B + RXF71A2V1B + RXJ50N2V1B + ARXF50~71A2V1B

R32 split series

4P513661-9J – 2020.05

Table of contents

1 About the documentation 4

1.1 About this document ...................................................................................................................................................... 4

2 General safety precautions 5

2.1 About the documentation .............................................................................................................................................. 5

2.1.1 Meaning of warnings and symbols ................................................................................................................ 5

2.2 For the installer............................................................................................................................................................... 6

2.2.1 General ........................................................................................................................................................... 6

2.2.2 Installation site ............................................................................................................................................... 7

2.2.3 Refrigerant — in case of R410A or R32.......................................................................................................... 11

2.2.4 Brine................................................................................................................................................................ 12

2.2.5 Water .............................................................................................................................................................. 13

2.2.6 Electrical ......................................................................................................................................................... 13

3 Specific installer safety instructions 16

4 About the box 22

4.1 Overview: About the box................................................................................................................................................ 22

4.2 Outdoor unit ................................................................................................................................................................... 22

4.2.1 To unpack the outdoor unit ........................................................................................................................... 22

4.2.2 To remove the accessories from the outdoor unit........................................................................................ 23

5 About the unit 25

5.1 Overview: About the unit ............................................................................................................................................... 25

5.2 Identification ................................................................................................................................................................... 25

5.2.1 Identification label: Outdoor unit .................................................................................................................. 25

6 Unit installation 26

6.1 Preparing the installation site......................................................................................................................................... 26

6.1.1 Installation site requirements of the outdoor unit........................................................................................ 27

6.1.2 Additional installation site requirements of the outdoor unit in cold climates............................................ 29

6.2 Opening and closing the unit.......................................................................................................................................... 30

6.2.1 About opening the units................................................................................................................................. 30

6.2.2 To open the outdoor unit............................................................................................................................... 30

6.2.3 To close the outdoor unit............................................................................................................................... 30

6.3 Mounting the outdoor unit............................................................................................................................................. 31

6.3.1 About mounting the outdoor unit ................................................................................................................. 31

6.3.2 Precautions when mounting the outdoor unit.............................................................................................. 31

6.3.3 To provide the installation structure ............................................................................................................. 31

6.3.4 To install the outdoor unit ............................................................................................................................. 32

6.3.5 To provide drainage........................................................................................................................................ 32

6.3.6 To prevent the outdoor unit from falling over .............................................................................................. 33

7 Piping installation 35

7.1 Preparing refrigerant piping ........................................................................................................................................... 35

7.1.1 Refrigerant piping requirements.................................................................................................................... 35

7.1.2 Refrigerant piping insulation.......................................................................................................................... 36

7.1.3 Refrigerant piping length and height difference ........................................................................................... 36

7.2 Connecting the refrigerant piping .................................................................................................................................. 36

7.2.1 About connecting the refrigerant piping ....................................................................................................... 37

7.2.2 Precautions when connecting the refrigerant piping.................................................................................... 37

7.2.3 Guidelines when connecting the refrigerant piping...................................................................................... 38

7.2.4 Pipe bending guidelines ................................................................................................................................. 39

7.2.5 To flare the pipe end ...................................................................................................................................... 39

7.2.6 Using the stop valve and service port............................................................................................................ 40

7.2.7 To connect the refrigerant piping to the outdoor unit ................................................................................. 41

7.3 Checking the refrigerant piping...................................................................................................................................... 42

7.3.1 About checking the refrigerant piping........................................................................................................... 42

7.3.2 Precautions when checking the refrigerant piping........................................................................................ 42

7.3.3 To check for leaks........................................................................................................................................... 43

7.3.4 To perform vacuum drying............................................................................................................................. 43

8 Charging refrigerant 45

8.1 About charging refrigerant ............................................................................................................................................. 45

8.2 About the refrigerant...................................................................................................................................................... 46

8.3 Precautions when charging refrigerant.......................................................................................................................... 47

8.4 To determine the additional refrigerant amount .......................................................................................................... 47

Table of contents

Installer reference guide

ARXM50-71+RXM42~71R2V1B + RXP50~71M2V1B + RXA42+50B2V1B +

RXF50+60B2V1B + RXF71A2V1B + RXJ50N2V1B + ARXF50~71A2V1B

R32 split series

4P513661-9J – 2020.05

8.5 To determine the complete recharge amount .............................................................................................................. 47

8.6 To charge additional refrigerant..................................................................................................................................... 47

8.7 To fix the fluorinated greenhouse gases label ............................................................................................................... 48

9 Electrical installation 49

9.1 About connecting the electrical wiring .......................................................................................................................... 49

9.1.1 Precautions when connecting the electrical wiring....................................................................................... 49

9.1.2 Guidelines when connecting the electrical wiring......................................................................................... 51

9.1.3 Specifications of standard wiring components.............................................................................................. 52

9.2 To connect the electrical wiring to the outdoor unit..................................................................................................... 53

10 Finishing the outdoor unit installation 55

10.1 To finish the outdoor unit installation............................................................................................................................ 55

10.2 To close the outdoor unit ............................................................................................................................................... 55

11 Configuration 56

11.1 Facility setting ................................................................................................................................................................. 56

11.1.1 To set the facility mode .................................................................................................................................. 56

11.2 Standby electricity saving function................................................................................................................................. 56

11.2.1 About the standby electricity saving function ............................................................................................... 56

11.2.2 To turn on standby electricity saving function .............................................................................................. 57

12 Commissioning 58

12.1 Precautions when commissioning.................................................................................................................................. 58

12.2 Checklist before commissioning..................................................................................................................................... 58

12.3 Checklist during commissioning ..................................................................................................................................... 59

12.4 To perform a test run...................................................................................................................................................... 59

12.5 Starting up the outdoor unit........................................................................................................................................... 60

13 Hand-over to the user 61

14 Maintenance and service 62

14.1 Overview: Maintenance and service .............................................................................................................................. 62

14.2 Maintenance safety precautions.................................................................................................................................... 62

14.3 Checklist for yearly maintenance of the outdoor unit................................................................................................... 62

14.4 About the compressor .................................................................................................................................................... 63

15 Troubleshooting 64

15.1 Overview: Troubleshooting ............................................................................................................................................ 64

15.2 Precautions when troubleshooting ................................................................................................................................ 64

15.3 Solving problems based on symptoms........................................................................................................................... 64

15.3.1 Symptom: Indoor units fall, vibrate or make noise ....................................................................................... 64

15.3.2 Symptom: The unit is NOT heating or cooling as expected........................................................................... 65

15.3.3 Symptom: Water leakage............................................................................................................................... 65

15.3.4 Symptom: Electrical leakage .......................................................................................................................... 65

15.3.5 Symptom: Unit does NOT function or burn damage..................................................................................... 65

15.4 Fault diagnosis using LED on outdoor unit PCB.............................................................................................................. 65

16 Disposal 66

16.1 Overview: Disposal.......................................................................................................................................................... 66

16.2 To pump down................................................................................................................................................................ 66

16.3 To start and stop forced cooling..................................................................................................................................... 67

16.3.1 To start and stop forced cooling using the indoor unit ON/OFF switch ....................................................... 67

16.3.2 To start and stop forced cooling using the indoor unit user interface ......................................................... 67

17 Technical data 68

17.1 Wiring diagram................................................................................................................................................................ 68

17.1.1 Unified wiring diagram legend ....................................................................................................................... 68

17.2 Piping diagram ................................................................................................................................................................ 71

17.2.1 Piping diagram: Outdoor unit......................................................................................................................... 71

18 Glossary 75