Daikin RXF25E5V1B Käyttöohje

Daikin Ei luokiteltu RXF25E5V1B

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Installer reference guide
R32 split series
RXF20E5V1B
RXF25E5V1B
RXF35E5V1B
RXF42E5V1B
ARXF20E5V1B
ARXF25E5V1B
ARXF35E5V1B
ARXF42E5V1B
Table of contents
Installer reference guide
2
RXF20~42E5V1B+ARXF20~42E5V1B
R32 split series
4P519439-21V – 2022.10
Table of contents
1 About the documentation 4
1.1 About this document ...................................................................................................................................................... 4
1.2 Installer reference guide at a glance .............................................................................................................................. 5
2 General safety precautions 6
2.1 About the documentation .............................................................................................................................................. 6
2.1.1 Meaning of warnings and symbols ................................................................................................................ 6
2.2 For the installer............................................................................................................................................................... 7
2.2.1 General ........................................................................................................................................................... 7
2.2.2 Installation site ............................................................................................................................................... 8
2.2.3 Refrigerant — in case of R410A or R32.......................................................................................................... 11
2.2.4 Electrical ......................................................................................................................................................... 13
3 Specific installer safety instructions 16
4 About the box 21
4.1 Overview: About the box................................................................................................................................................ 21
4.2 Outdoor unit ................................................................................................................................................................... 21
4.2.1 To unpack the outdoor unit ........................................................................................................................... 21
4.2.2 To remove the accessories from the outdoor unit........................................................................................ 22
5 About the units and options 24
5.1 Overview: About the units and options.......................................................................................................................... 24
5.2 Identification ................................................................................................................................................................... 24
5.2.1 Identification label: Outdoor unit .................................................................................................................. 24
6 Unit installation 25
6.1 Preparing the installation site......................................................................................................................................... 25
6.1.1 Installation site requirements of the outdoor unit........................................................................................ 26
6.1.2 Additional installation site requirements of the outdoor unit in cold climates............................................ 28
6.2 Opening the units ........................................................................................................................................................... 29
6.2.1 About opening the units................................................................................................................................. 29
6.2.2 To open the outdoor unit............................................................................................................................... 29
6.3 Mounting the outdoor unit............................................................................................................................................. 29
6.3.1 About mounting the outdoor unit ................................................................................................................. 29
6.3.2 Precautions when mounting the outdoor unit.............................................................................................. 30
6.3.3 To provide the installation structure ............................................................................................................. 30
6.3.4 To install the outdoor unit ............................................................................................................................. 30
6.3.5 To provide drainage........................................................................................................................................ 31
6.3.6 To prevent the outdoor unit from falling over .............................................................................................. 31
7 Piping installation 33
7.1 Preparing refrigerant piping ........................................................................................................................................... 33
7.1.1 Refrigerant piping requirements.................................................................................................................... 33
7.1.2 Refrigerant piping length and height difference ........................................................................................... 33
7.1.3 Refrigerant piping insulation.......................................................................................................................... 34
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 ...................................................................................... 36
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 ................................................................................. 38
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
7.4 Charging refrigerant........................................................................................................................................................ 41
7.4.1 About charging refrigerant............................................................................................................................. 41
7.4.2 About the refrigerant ..................................................................................................................................... 42
7.4.3 To determine the additional refrigerant amount.......................................................................................... 43
7.4.4 To determine the complete recharge amount.............................................................................................. 43
7.4.5 To charge additional refrigerant .................................................................................................................... 44
7.4.6 To fix the fluorinated greenhouse gases label............................................................................................... 44
Table of contents
Installer reference guide
3
RXF20~42E5V1B+ARXF20~42E5V1B
R32 split series
4P519439-21V – 2022.10
8 Electrical installation 45
8.1 Preparing electrical wiring .............................................................................................................................................. 45
8.1.1 About preparing electrical wiring................................................................................................................... 45
8.2 Connecting the electrical wiring ..................................................................................................................................... 46
8.2.1 About connecting the electrical wiring.......................................................................................................... 46
8.2.2 Precautions when connecting the electrical wiring....................................................................................... 46
8.2.3 Guidelines when connecting the electrical wiring......................................................................................... 47
8.2.4 Specifications of standard wiring components.............................................................................................. 48
8.2.5 To connect the electrical wiring to the outdoor unit .................................................................................... 48
9 Finishing the outdoor unit installation 50
9.1 To finish the outdoor unit installation............................................................................................................................ 50
9.2 To close the outdoor unit ............................................................................................................................................... 50
10 Commissioning 51
10.1 Overview: Commissioning .............................................................................................................................................. 51
10.2 Precautions when commissioning.................................................................................................................................. 51
10.3 Checklist before commissioning..................................................................................................................................... 51
10.4 Checklist during commissioning ..................................................................................................................................... 52
10.5 To perform a test run...................................................................................................................................................... 52
10.6 Starting up the outdoor unit........................................................................................................................................... 53
11 Hand-over to the user 54
12 Maintenance and service 55
12.1 Overview: Maintenance and service .............................................................................................................................. 55
12.2 Maintenance safety precautions .................................................................................................................................... 55
12.3 Checklist for yearly maintenance of the outdoor unit ................................................................................................... 55
13 Troubleshooting 57
13.1 Overview: Troubleshooting ............................................................................................................................................ 57
13.2 Precautions when troubleshooting ................................................................................................................................ 57
13.3 Solving problems based on symptoms ........................................................................................................................... 57
13.3.1 Symptom: Indoor units fall, vibrate or make noise ....................................................................................... 57
13.3.2 Symptom: The unit is NOT heating or cooling as expected........................................................................... 58
13.3.3 Symptom: Water leakage ............................................................................................................................... 58
13.3.4 Symptom: Electrical leakage .......................................................................................................................... 58
13.3.5 Symptom: Unit does NOT function or burn damage..................................................................................... 58
14 Disposal 59
14.1 Overview: Disposal.......................................................................................................................................................... 59
14.2 To pump down ................................................................................................................................................................ 59
14.3 To start and stop forced cooling..................................................................................................................................... 60
14.3.1 To start and stop forced cooling using the indoor unit ON/OFF switch ....................................................... 60
14.3.2 To start and stop forced cooling using the indoor unit user interface ......................................................... 60
15 Technical data 61
15.1 Wiring diagram................................................................................................................................................................ 62
16 Glossary 63

Tuotetiedot

Merkki: Daikin
Kategoria: Ei luokiteltu
Malli: RXF25E5V1B

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