Airwell YAV112, Installation Manual

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CONtENt
1 Check of Density Limit .................................................................................................................................. 1
2 Space requirement ....................................................................................................................................... 2
3 Precaution ....................................................................................................................................................3
4 Installation tools required .............................................................................................................................. 4
4.1 New Refrigerant Air Conditioner Installation .......................................................................................... 4
4.2 Changes in the product and components .............................................................................................. 4
5 Introduction ...................................................................................................................................................5
5.1 Combination ...........................................................................................................................................5
5.2 Standard attached fittings ......................................................................................................................5
5.3 Optional accessories ..............................................................................................................................5
6 Selection location ......................................................................................................................................... 6
7 TRANSFER AND FIXUP OUTDOOR UNIT .................................................................................................7
7.2 How to prevent overturn .........................................................................................................................7
7.3 Unit dimension .......................................................................................................................................7
7.4 Fixup outdoor unit ..................................................................................................................................8
8 REFRIGERANT PIPING ...............................................................................................................................9
8.1 Installation synopsis ...............................................................................................................................9
8.2 How to braze? ........................................................................................................................................ 11
8.3 How to connect flare? ............................................................................................................................ 12
8.4 How to handle stop valve? ..................................................................................................................... 1 3
8.5 How to handle the valve cover? ............................................................................................................. 1 3
8.6 Pipe selection and how to calculate ...................................................................................................... 14
8.6 Pipe selection and how to calculate ...................................................................................................... 16
8.7 Additional refrigerant charge calculation ................................................................................................ 1 7
8.8 Leakage test ........................................................................................................................................... 1 8
8.9 Vacuum process .................................................................................................................................... 1 9
8.10 Addition refrigerant charge ................................................................................................................... 20
8.11 Installation of drain pipe ....................................................................................................................... 20
9 field wiring ..................................................................................................................................................... 21
9.1 Requirement of the wiring ...................................................................................................................... 21
9.2 Power supply wiring ............................................................................................................................... 22
9.3 Main communication wiring .................................................................................................................... 2 3
9.4 R/C communication wiring .................................................................................................................... 24
9.5 Dry contact function introduction ........................................................................................................... 2 5
10 Installation Setting Through HMI ............................................................................................................... 26
10.1. Address Setting Procedure ................................................................................................................. 26
10.2 Outdoor Control Mode Setting: ........................................................................................................... 2 7
10.3 Dip switch introduction ......................................................................................................................... 2 8
11 APPENDIX ................................................................................................................................................. 2 9
11.1 Letter VS HMI display ........................................................................................................................ 2 9
11.2 HMI display content explanation ..........................................................................................................3 0
11.3 Protection Code ...................................................................................................................................3 1