Daikin VRV II Series Design, Installation & Testing Instructions page 240

E
Electrical Work
a PCB for remote control, multiple core cable
must not be used .................................53
Choosing a circuit breaker ................................53
Earthing ............................................................54
When cable more than 1.25 mm² is used .........52
Example of Connection .........................................173
Excessive noise due to incorrect angling of
REFNET joints ...............................................148
F
Field line connection .............................................183
........................................................................186
Field Setting From Outdoor Unit
Mode changing procedure ................................80
Field Wiring
RXYQ18~32MY1B..........................................142
RXYQ34~48MY1B..........................................143
RXYQ5~16MY1B............................................141
Flare Gauge ............................................................24
Flaring Procedure....................................................25
Flaring tool ............................................................226
Floor Standing/Concealed Floor Standing Type
(FXLQ-M, FXNQ-M).........................................52
Front Piping
BHFP22M135 .................................................121
BHFP22M90 ...................................................121
G
Gauge manifold for R410A....................................228
H
Hand Over to Customer
Important Points .............................................105
Make the service contact address clear .........105
Operational Steps ...........................................105
How these installation problems affect
an equipment .....................................................9
How to select the refnet header ............................114
How to select the refnet joint.................................113
I
Indoor Unit Remote Controller ................................90
Inspecting and Handling the Unit ................... 58
Installation of Gas Side Pipes ...............................122
Installation of Indoor Unit
Ceiling mounted cassette type (FXCQ63M) .....16
Operational steps .............................................16
Positioning ........................................................16
Installation of liquid side pipes and oil pipe ...........123
installation of multiple outdoor units ......................171
Installation of Outdoor Unit
Bolt pitch ...........................................................59
Operational steps .............................................59
Unpacking and Placing the Unit .......................60
interconnecting wiring ...........................................190
K
knocking out knock holes ......................................189
iv
L
laying power wiring............................................... 185
Leak test............................................................... 175
Leak tester ........................................................... 228
M
Mismatch between cables connecting indoor and
outdoor units and corresponding piping ........ 145
Movement of the air flow flap ............................... 210
N
Names and functions of parts .............................. 202
O
Outdoor Unit Multi Connection Piping Kit ............. 119
Outdoor Unit PC Board Layout .............................. 66
P
Picking power line and transmission line.............. 188
Pipe Insulation...................................................... 177
Pipe size............................................................... 115
Piping Installation Point ........................................ 108
Piping System Diagrams
Indoor Unit ..................................................... 137
RXYQ10MY1B............................................... 135
RXYQ12MY1B............................................... 135
RXYQ14MY1B............................................... 136
RXYQ16MY1B............................................... 136
RXYQ5MY1B................................................. 134
RXYQ8MY1B................................................. 135
Positioning of indoor unit .......................................... 8
Positioning of outdoor unit........................................ 8
Pressure down despite absence of leaks during air
tight test......................................................... 147
Procedure for Checking Dangerous
Concentration................................................ 102
Program Dry Operation ........................................ 209
Programming Start and Stop of the System
with Timer...................................................... 211
proper distances away from stereo equipment,
personal computers, etc.......................... 56
R
REFNET Header .................................................. 127
,
164 REFNET header................................................... 128
REFNET Joint ...................................................... 126
REFNET joint ....................................................... 128
Refrigerant Cylinders ........................................... 224
Refrigerant Leaks ................................................. 194
Refrigerant oil (Air compal)................................... 228
Refrigerant Pipe Flushing
Fit blanking plugs............................................. 20
Flushing ........................................................... 20
Open the main valve on the nitrogen cylinder and
set the pressure regulator to
0.5MPa ............................................... 20
Set pressure regulator on nitrogen cylinder ..... 20
Refrigerant Pipe Work
Air tight............................................................. 17
Clean ............................................................... 17
Dry ................................................................... 17
Si39-303
,
162
Drawings & Flow Charts