Table of Contents
SiEN34-705
Drawings & Flow Charts
A
Additional Charge of Refrigerant at installation time ...
45
Operational steps .............................................45
Refrigerant Charging Instructions .....................45
Siphon tube ......................................................45
Air............................................................................95
Air Tight Test...........................................................36
Checking for Leaks ...........................................38
Compensating adjustment value ......................37
Operational steps .............................................36
B
Branch with Refnet Header ...................................135
Branch with Refnet Joint .......................................133
Branch with Refnet Joint and Refnet Header........134
Brazing ....................................................................29
C
Calculating Operating Noise .................................129
Calibration method ..................................................42
Ceiling Mounted Built-in Type (FXSQ-M)................59
drain hose .........................................................59
Drain Piping ......................................................59
DRAIN RAISING PIPING..................................59
drainage flow ....................................................60
ELECTRIC WIRING WORK .............................60
multiple drain pipes...........................................59
Ceiling Mounted Duct Type (FXMQ-MA) ................61
Ceiling Suspended Cassette Type (FXUQ-MA)......67
Ceiling Suspended Type (FXHQ-M)
Drain hose ........................................................63
drainage............................................................64
Rig the drain pipe .............................................63
Ceiling Suspended Type (FXHQ-MA) .....................63
Centralized Control Group No. Setting....................97
BRC1A Type.....................................................97
BRC4C Type ....................................................98
BRC7C Type ....................................................98
BRC7E Type.....................................................98
Group No. Setting Example ..............................98
Charge hose for R-410A .......................................341
Charge mouthpiece...............................................342
Charging cylinder ..................................................341
Choice of Materials for Refrigerant Piping ..............26
Contents of Control Modes .....................................99
How to Select Operation Mode.......................100
Contract Drawing ....................................................16
Cool / Heat Mode Switching..................................111
Covering of Refrigerant Pipes .................................24
Particular care ..................................................24
Pinching method ...............................................24
Taping method..................................................24
Cracks Develop in Field Pipes due to Thermal
Expansion and Contraction............................200
Drawings & Flow Charts
D
Degree of vacuum .................................................. 41
Drain Pipe Trap Shape Defective......................... 197
Drain Pipe Work (Indoor) ....................................... 47
Drain Pipe Gradient and Support..................... 47
Drain Trap........................................................ 47
Grouped Drain Piping ...................................... 48
Operational steps............................................. 47
Use of an Auxiliary Drain Hose (Flexible) ........ 48
Duct Work (Indoor) ................................................. 74
Operational steps............................................. 74
Taking Account of Noise and Vibration............ 74
E
Electrical Work ....................................................... 71
a PCB for remote control, multiple core cable
must not be used ................................ 71
Choosing a circuit breaker ............................... 72
Earthing ........................................................... 73
When cable less than 0.75 mm² is used.......... 71
When cable more than 1.25 mm² is used ........ 71
Example 5
Excessive Noise due to Incorrect Angling of
REFNET Joints ................................. 199
Example of connection ......................................... 132
F
Field Setting from Outdoor Unit............................ 101
Mode changing procedure ............................. 103
Field Wiring Heat Pump, Cooling Only (50Hz/60Hz)
RX(Y)Q18, 20, 22, 24, 26, 28, 30, 32MAY1 .. 193
RX(Y)Q34, 36, 38, 40, 42, 44, 46, 48MAY1 .. 194
RX(Y)Q5P, 8P, 10P, 12P, 14P, 16P, 18PY1 . 192
RXYQ5P, 8P, 10P, 12P, 14P, 16P, 18PYL .. 192
,
193
.................................................. 194
Flare Gauge ........................................................... 30
Flaring Procedure................................................... 32
Flaring tool ........................................................... 338
Floor Standing/Concealed Floor Standing Type
(FXLQ-MA, FXNQ-MA) ................................... 66
G
Gauge manifold for R-410A ................................. 340
H
Hand Over to Customer ....................................... 127
Important Points............................................. 127
Make the service contact address clear ........ 127
Operational Steps .......................................... 127
How to Calculate the Additional Refrigerant to be
Charged ........................................................ 141
How to Select the Refnet Header......................... 137
How to Select the Refnet Joint ............................. 136
,
iii
Hide quick links:
Table of Contents
Troubleshooting
