Daikin VRV Plus Series General Information Manual page 195

Si33-003.book Page iii Monday, June 25, 2001 9:06 AM
SiE33-003
Drawings & Flow Charts
Symbols
"88" cannot be cleared
from the central remote control .....................122
A
Additional Charge of Refrigerant
Operational steps ............................................34
Refrigerant Charging Instructions ....................34
Siphon tube .....................................................34
Air Tight Test
Checking for Leaks ..........................................28
Compensating adjustment value .....................27
Operational steps ............................................27
Air Tight Test and Vacuum Drying
When conducting an airtightness test ............143
When vacuum drying .....................................143
Allowable Piping Length .........................................94
B
Brazing ...................................................................21
C
Calculating Operating Noise ..................................93
Calibration method .................................................31
Caution for Refrigerant Leaks ................................88
Centralized Control Group No. Setting
BRC1A51·52 ....................................................84
BRC7A Type ....................................................84
BRC7C Type ...................................................85
Group No. Setting Example .............................85
Change of Composition and Characteristic
in Refrigerant ................................................172
Check points ............................................................9
Choice of Materials for Refrigerant Piping .............19
Coat the flange sheet surface
with refrigeration oil .........................................25
Coat the inner and outer surface of the flare
with refrigerator oil ..........................................22
Combination example ..............................................5
Comparison of MPa and kgf/cm² .........................187
Connect the reducers to the branch piping kit,
KHRP26K75T ...............................................103
Connecting the Refrigerant Piping
Bottom Connection ........................................139
Front Connection ...........................................138
Piping Between Main Unit (RXYP-)
and Sub Unit (RXEP-) ......................140
Piping Installation ..........................................138
REFNET Joint ................................................140
Refrigerant Pipe Flushing ..............................141
Contents of Control Modes
How to Select Operation Mode ........................86
Contract Drawing .....................................................9
Control circuit diagram ...........................................11
Drawings & Flow Charts
Cool / Heat Mode Selection
Setting Method ................................................ 72
Setting of Cool / Heat by Individual Outdoor Unit
System by Cool/Heat Selector ........... 69
Setting of Cool / Heat by Individual Outdoor Unit
System by Indoor Unit Remote
Control ............................................... 68
Setting of Cool / Heat by Outdoor Unit System
Group in Accordance with Group Master
Outdoor Unit by Indoor Unit
Remote Control .................................. 70
Supplement ..................................................... 71
Correlation of nozzle tip
and size of refrigeration piping ....................... 20
Covering of Refrigerant Pipes
Particular care ................................................. 17
Pinching method ............................................. 17
Taping method ................................................ 17
Cracks develop in field pipes
due to thermal expansion and contraction ... 120
Cylinder Specifications ........................................ 174
D
Dealing with situations where the result exceeds
the dangerous concentration level ................. 90
Degree of vacuum ................................................. 30
Demand Control System Example ........................ 74
Drain pipe trap shape defective .......................... 117
Drain Pipe Work (Indoor)
Drain Pipe Gradient and Support .................... 36
Drain Trap ....................................................... 36
Grouped Drain Piping ..................................... 37
Operational steps ............................................ 36
Use of an Auxiliary Drain Hose (Flexible) ....... 37
Duct Work (Indoor)
Operational steps ............................................ 50
Taking Account of Noise and Vibration ........... 50
E
Electrical Work
a PCB for remote control, multiple core cable
must not be used ............................... 47
Choosing a circuit breaker .............................. 48
Earthing .......................................................... 49
When cable more than 1.25 mm² is used ....... 47
Example of Connection ....................................... 165
Example of Performing Cool/Heat Setting of Two
or More Outdoor Units in Block
with Cool/Heat Selector ............................... 155
Example of Performing Cool/Heat
with Cool/Heat Selector ............................... 155
Example of refrigerant branch using REFNET header
for RSXYP28 .................................................. 99
Example of refrigerant branch using REFNET joint
and REFNET header for RSXYP28 ............... 99
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