Table of Contents
Advertisement
2(A)MXM40+50 + 2(A)MXF40+50
R32 Split series
4P600463-3D - 2021.03
8.7
To fix the fluorinated greenhouse gases label ............................................................................................................... 48
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..................................................................................................... 52
10.1
To finish the outdoor unit installation............................................................................................................................ 55
10.2
To close the outdoor unit ............................................................................................................................................... 55
11.1
About ECONO mode prohibition setting ........................................................................................................................ 56
11.1.1
To turn on ECONO mode prohibition setting ................................................................................................ 56
11.2
About night quiet mode.................................................................................................................................................. 57
11.2.1
To turn on the night quiet mode.................................................................................................................... 57
11.3
About heat mode lock .................................................................................................................................................... 57
11.3.1
To turn on heat mode lock............................................................................................................................. 57
11.4
About standby electricity saving function ...................................................................................................................... 58
11.4.1
To turn on standby electricity saving function .............................................................................................. 58
12.1
Overview: Commissioning .............................................................................................................................................. 59
12.2
Precautions when commissioning .................................................................................................................................. 59
12.3
Checklist before commissioning..................................................................................................................................... 60
12.4
Checklist during commissioning ..................................................................................................................................... 60
12.5
Trial operation and testing ............................................................................................................................................. 60
12.5.1
To perform a test run ..................................................................................................................................... 61
12.6
Starting up the outdoor unit........................................................................................................................................... 61
14.1
Overview: Maintenance and service .............................................................................................................................. 63
14.2
Maintenance safety precautions.................................................................................................................................... 63
14.3
Checklist for yearly maintenance of the outdoor unit................................................................................................... 63
14.4
About the compressor .................................................................................................................................................... 64
15.1
Overview: Troubleshooting ............................................................................................................................................ 65
15.2
Precautions when troubleshooting ................................................................................................................................ 65
15.3
Solving problems based on symptoms........................................................................................................................... 65
15.3.1
Symptom: Indoor units fall, vibrate or make noise ....................................................................................... 65
15.3.2
Symptom: The unit is NOT heating or cooling as expected........................................................................... 66
15.3.3
Symptom: Water leakage............................................................................................................................... 66
15.3.4
Symptom: Electrical leakage .......................................................................................................................... 66
15.3.5
Symptom: Unit does NOT function or burn damage..................................................................................... 66
15.4
Solving problems based on LED behaviour .................................................................................................................... 66
15.4.1
Fault diagnosis using LED on outdoor unit PCB ............................................................................................. 66
16.1
Overview: Disposal.......................................................................................................................................................... 68
16.2
To pump down ................................................................................................................................................................ 68
16.3
To start and stop forced cooling..................................................................................................................................... 69
16.3.1
To start and stop forced cooling using the indoor unit ON/OFF switch ....................................................... 69
16.3.2
To start and stop forced cooling using the indoor unit user interface ......................................................... 69
17.1
Wiring diagram................................................................................................................................................................ 70
17.1.1
Unified wiring diagram legend ....................................................................................................................... 70
17.2
Piping diagram: Outdoor unit ......................................................................................................................................... 72
Table of contents
49
55
56
59
62
63
65
68
70
74
Installer reference guide
3
Hide quick links:
Advertisement
Table of Contents
