P00877Q
iii
TABLE OF CONTENTS
1. Introduction ........................................................................................................................................................... 1
2. Important Safety Instructions ................................................................................................................................ 1
3. Before Installation ................................................................................................................................................. 6
3.1 Factory-Supplied
Accessories
...................................................................................................................... 6
3.2 Necessary Tools and Instrument List for Installation .................................................................................... 7
3.3 Flaring and Joint ........................................................................................................................................... 9
3.4 Line-Up of Outdoor Units .............................................................................................................................11
3.5 Combinations of Indoor Units and Outdoor Units ....................................................................................... 12
3.6 Caution about Outdoor Unit Installation ..................................................................................................... 13
3.7 Piping Work between Outdoor Units .......................................................................................................... 13
4. Outdoor Unit Installation ..................................................................................................................................... 14
4.1 Installation Location and Precautions ......................................................................................................... 14
4.2 Service
Space
............................................................................................................................................ 15
5. Transportation and Installation Work .................................................................................................................. 18
5.1 Transportation
............................................................................................................................................ 18
5.2 Handling of Outdoor Unit ............................................................................................................................ 20
5.3 Installation
Work
......................................................................................................................................... 21
5.3.1 Concrete
Foundations
...................................................................................................................... 21
5.3.2 Condensate
Treatment
..................................................................................................................... 23
6. Refrigerant Piping Work ...................................................................................................................................... 24
6.1 Piping
Materials
.......................................................................................................................................... 25
6.2 Piping Connection Work ............................................................................................................................. 28
6.2.1 Stop
Valve
........................................................................................................................................ 28
6.2.2 Piping Connection Method ................................................................................................................ 29
6.3 Piping Work between Outdoor Units .......................................................................................................... 32
6.4 Piping Size between Outdoor Units ............................................................................................................ 35
6.5 Piping Size and Multi-Kit Selection ............................................................................................................. 37
6.6 Multi-Kit
Connection
................................................................................................................................... 43
7. Electrical Wiring .................................................................................................................................................. 44
7.1 General
Check
........................................................................................................................................... 45
7.2 Electrical Wiring Connection ...................................................................................................................... 45
7.3 Electrical Wiring for Outdoor Unit ............................................................................................................... 48
7.4 Electrical Wiring Connections of Indoor Unit, and Outdoor Unit ................................................................. 49
7.5 DIP Switch Setting of Outdoor Unit ............................................................................................................ 52
8. Additional Refrigerant Charge ............................................................................................................................. 56
8.1 Airtight
Test
................................................................................................................................................. 56
8.2 Vacuuming
.................................................................................................................................................. 58
8.3 Charging
Work
........................................................................................................................................... 58
8.4 Additional Refrigerant Charge Calculation ................................................................................................. 60
8.5 Automatic Simple Judgment System for Refrigerant Amount .................................................................... 61
9. Test Run
.............................................................................................................................................................. 64
9.1 Before
Test
Run
.......................................................................................................................................... 64
9.2 Test
Run
..................................................................................................................................................... 66
10. Safety and Control Device Setting ...................................................................................................................... 72
Содержание (H,Y)VAHP072B31CW
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Страница 80: ...P00877Q Code No LIT 12012285 Issued March 2016 2016 Johnson Controls Inc ...