Table of contents
Installer reference guide
3
FTXP20~35N5V1B + ATXP20~35N5V1B
Split system air conditioners
4P519439-20U – 2022.09
8.2.5 To connect the electrical wiring to the indoor unit....................................................................................... 41
8.2.6 To connect to an HA system (Wired remote controller, Central remote controller, wireles adaptor,
etc.) ................................................................................................................................................................. 42
9 Finishing the indoor unit installation 44
9.1 To insulate the drain piping, refrigerant piping and interconnection cable.................................................................. 44
9.2 To pass the pipes through the wall hole ........................................................................................................................ 44
9.3 To fix the unit on the mounting plate ............................................................................................................................ 45
10 Configuration 46
10.1 To set a different channel of the indoor unit infrared signal receiver .......................................................................... 46
11 Commissioning 48
11.1 Overview: Commissioning .............................................................................................................................................. 48
11.2 Checklist before commissioning ..................................................................................................................................... 48
11.3 To perform a test run...................................................................................................................................................... 49
11.3.1 To perform a test run in winter season ......................................................................................................... 49
12 Hand-over to the user 50
13 Disposal 51
14 Technical data 52
14.1 Wiring diagram................................................................................................................................................................ 52
14.1.1 Unified wiring diagram legend ....................................................................................................................... 52
15 Glossary 55
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