Daikin RXM20A5V1B Handleiding

Daikin Niet gecategoriseerd RXM20A5V1B

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Installer reference guide

R32 split series

RXA42B5V1B8

RXA50B5V1B8

RXM50A5V1B9

RXM60A5V1B

RXM71A5V1B

ARXM50A5V1B9

ARXM60A5V1B

ARXM71A5V1B

RXP50N5V1B9

RXP60N5V1B9

RXP71N5V1B9

RXF50D6V1B

RXF60D5V1B9

RXF71D5V1B9

ARXF50A6V1B

ARXF60A5V1B9

ARXF71A5V1B9

RZAG35B5V1B

RZAG50B5V1B

RZAG60B5V1B

Table of contents

Installer reference guide

RXA-B8, RXM-A(9), ARXM-A(9), RXP-N9, RXF-D(9), ARXF-A(9), RZAG-B

R32 split series

4P766272-2 – 2024.01

Table of contents

1 About the documentation 4

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

1.1.1 Meaning of warnings and symbols................................................................................................................ 5

2 General safety precautions 7

2.1 For the installer .............................................................................................................................................................. 7

2.1.1 General........................................................................................................................................................... 7

2.1.2 Installation site............................................................................................................................................... 8

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

2.1.4 Electrical......................................................................................................................................................... 12

3 Specific installer safety instructions 15

4 About the box 21

4.1 Outdoor unit................................................................................................................................................................... 21

4.1.1 To unpack the outdoor unit........................................................................................................................... 21

4.1.2 To handle the outdoor unit ........................................................................................................................... 21

4.1.3 To remove the accessories from the outdoor unit ....................................................................................... 22

5 About the unit 23

5.1 Identification .................................................................................................................................................................. 23

5.1.1 Identification label: Outdoor unit.................................................................................................................. 23

6 Unit installation 24

6.1 Preparing the installation site ........................................................................................................................................ 24

6.1.1 Installation site requirements of the outdoor unit ....................................................................................... 25

6.1.2 Additional installation site requirements of the outdoor unit in cold climates ........................................... 27

6.2 Opening the unit ............................................................................................................................................................ 28

6.2.1 About opening the unit.................................................................................................................................. 28

6.2.2 To open the outdoor unit .............................................................................................................................. 28

6.3 Mounting the outdoor unit............................................................................................................................................ 28

6.3.1 About mounting the outdoor unit................................................................................................................. 28

6.3.2 Precautions when mounting the outdoor unit ............................................................................................. 29

6.3.3 To provide the installation structure............................................................................................................. 29

6.3.4 To install the outdoor unit............................................................................................................................. 30

6.3.5 To provide drainage....................................................................................................................................... 30

6.3.6 To prevent the outdoor unit from falling over.............................................................................................. 31

7 Piping installation 32

7.1 Preparing refrigerant piping........................................................................................................................................... 32

7.1.1 Refrigerant piping requirements................................................................................................................... 32

7.1.2 Refrigerant piping insulation ......................................................................................................................... 33

7.1.3 Refrigerant piping length and height difference........................................................................................... 33

7.2 Connecting the refrigerant piping.................................................................................................................................. 34

7.2.1 About connecting the refrigerant piping ...................................................................................................... 34

7.2.2 Precautions when connecting the refrigerant piping ................................................................................... 34

7.2.3 Guidelines when connecting the refrigerant piping ..................................................................................... 35

7.2.4 Pipe bending guidelines................................................................................................................................. 36

7.2.5 To flare the pipe end ..................................................................................................................................... 36

7.2.6 Using the stop valve and service port ........................................................................................................... 37

7.2.7 To connect the refrigerant piping to the outdoor unit................................................................................. 39

7.3 Checking the refrigerant piping ..................................................................................................................................... 39

7.3.1 About checking the refrigerant piping .......................................................................................................... 39

7.3.2 Precautions when checking the refrigerant piping....................................................................................... 39

7.3.3 To check for leaks .......................................................................................................................................... 40

7.3.4 To perform vacuum drying ............................................................................................................................ 40

8 Charging refrigerant 42

8.1 About charging refrigerant............................................................................................................................................. 42

8.2 About the refrigerant ..................................................................................................................................................... 43

8.3 Precautions when charging refrigerant ......................................................................................................................... 44

8.4 To determine the additional refrigerant amount.......................................................................................................... 44

8.5 To determine the complete recharge amount.............................................................................................................. 44

8.6 To charge additional refrigerant .................................................................................................................................... 45

8.7 To check refrigerant piping joints for leaks after charging refrigerant......................................................................... 45

8.8 To fix the fluorinated greenhouse gases label............................................................................................................... 45