Daikin RXM20R5V1B9 [3/68] Commissioning 55

Daikin RXM35R5V1B [3/68] Commissioning 55
Table of contents
Installer reference guide
3
RXJ-M(9)_RXA-A(9)_RXM-R(9)_ARXM-R(9)
R32 Split system air conditioners
4P519439-12M – 2021.02
8.7 To fix the fluorinated greenhouse gases label ............................................................................................................... 46
9 Electrical installation 47
9.1 About connecting the electrical wiring .......................................................................................................................... 47
9.1.1 Precautions when connecting the electrical wiring....................................................................................... 47
9.1.2 Guidelines when connecting the electrical wiring......................................................................................... 49
9.1.3 Specifications of standard wiring components.............................................................................................. 50
9.2 To connect the electrical wiring to the outdoor unit..................................................................................................... 50
10 Finishing the outdoor unit installation 52
10.1 To finish the outdoor unit installation............................................................................................................................ 52
10.2 To close the outdoor unit ............................................................................................................................................... 52
11 Configuration 53
11.1 Facility setting ................................................................................................................................................................. 53
11.1.1 To set the facility mode.................................................................................................................................. 53
11.2 Standby electricity saving function................................................................................................................................. 53
11.2.1 About the standby electricity saving function ............................................................................................... 53
12 Commissioning 55
12.1 Precautions when commissioning.................................................................................................................................. 55
12.2 Checklist before commissioning..................................................................................................................................... 55
12.3 Checklist during commissioning ..................................................................................................................................... 56
12.4 To perform a test run...................................................................................................................................................... 56
12.5 Starting up the outdoor unit........................................................................................................................................... 57
13 Hand-over to the user 58
14 Maintenance and service 59
14.1 Overview: Maintenance and service .............................................................................................................................. 59
14.2 Maintenance safety precautions.................................................................................................................................... 59
14.3 Checklist for yearly maintenance of the outdoor unit................................................................................................... 59
14.4 About the compressor .................................................................................................................................................... 60
15 Troubleshooting 61
15.1 Overview: Troubleshooting ............................................................................................................................................ 61
15.2 Precautions when troubleshooting ................................................................................................................................ 61
15.3 Solving problems based on symptoms........................................................................................................................... 61
15.3.1 Symptom: The unit is NOT heating or cooling as expected........................................................................... 61
15.4 Fault diagnosis using LED on outdoor unit PCB.............................................................................................................. 62
16 Disposal 63
16.1 Overview: Disposal.......................................................................................................................................................... 63
16.2 To pump down ................................................................................................................................................................ 63
16.3 To start and stop forced cooling..................................................................................................................................... 64
16.3.1 To start and stop forced cooling using the indoor unit ON/OFF switch ....................................................... 64
16.3.2 To start and stop forced cooling using the indoor unit user interface ......................................................... 64
17 Glossary 65

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