Field Setting
SiUS34-801A_b
242
VRVIII R-410A Heat Recovery 60Hz
For setting items of (*1), refer to detailed information provided on page 249 onward.
Setting item
Content and objective of setting
Overview of setting procedure
Reference
page
Service setting
1
Indoor unit
fan forced H
operation
Used to operate the indoor unit in the
stopped state in forced H operation mode.
Set No. 5 of
Setting mode 2
to indoor
unit forced fan H.
2
Indoor unit
forced
operation
Used to operate the indoor unit in forced
operation mode.
Set No. 6 of
Setting mode 2
to indoor
unit forced operation mode.
3
Change of
targeted
evaporating
temperature
(in cooling)
In cooling operation, used to change the
targeted evaporating temperature for
compressor capacity control.
Select high side or low side with No. 8 of
Setting mode 2
.
4
Change of
targeted
condensing
temperature
(in heating)
In heating operation, used to change the
targeted condensing temperature for
compressor capacity control.
Select high side or low side with No. 9 of
Setting mode 2
.
5
Setting of
defrost
selection
Used to change a temperature at which the
defrost operation is initiated, thus making
the initiation easy or hard.
Select fast side or slow side with No. 10
of
Setting mode 2
.
6
Setting of
sequential
startup
Used to start units not in sequence but
simultaneously.
Set No. 11 of
Setting mode 2
to NONE.
7
Emergency
operation
(*1)
If the compressor has a failure, used to
prohibit the operation of outdoor unit(s)
concerned and to conduct emergency
operation of the system only with operable
or outdoor unit(s).
Make this setting while in
Setting mode
2
.
For system with multiple outdoor units:
Set with No. 38, 39, or 40.
8
Additional
refrigerant
charging
If a necessary amount of refrigerant cannot
be charged due to the stop of outdoor unit,
operate the outdoor unit and then refill
refrigerant.
Set No. 20 of
Setting mode 2
to ON and
then charge refrigerant.
9
Refrigerant
recovery
mode (*1)
Used to recover refrigerant on site.
With operations of indoor and outdoor units
prohibited, open the outdoor/indoor
expansion valve fully while indoor/outdoor
operation is prohibited and turn ON some
of the solenoid valves.
Set No. 21 of
Setting mode 2
to ON.
10
Vacuuming
mode (*1)
Used to conduct vacuuming on site.
Open the outdoor/indoor expansion valve
fully while indoor/outdoor operation is
prohibited and turn ON some of the
solenoid valves. Use a vacuum pump to
conduct vacuuming.
Set No. 21 of
Setting mode 2
to ON.
11
ENECUT test
operation
Used to forcedly turn ON the ENECUT.
Note that this mode is not functional with
the indoor unit remote controller turned
ON.
Set No. 24 of
Setting mode 2
to ON.
12
Power
transistor
check mode
Used for the troubleshooting of DC
compressors.
Inverter waveform output makes it possible
to judge whether a malfunction results from
the compressor or the PC board.
Set No. 28 of
Setting mode 2
to ON.
13
Setting of
model with
spare PC
board
In order to replace the PC board with a
spare one, be sure to make model setting.
For this setting, set the DS2-2, -3, and-4
switches on the PC board to the model
concerned.
Содержание RXYQ96PYDN
Страница 15: ...SiUS34 801A_b xiv...
Страница 23: ...Model Selection SiUS34 801A_b 8 General Information...
Страница 133: ...Field Settings SiUS34 801A_b 118 VRVIII R 410A Heat Pump 60Hz...
Страница 254: ...SiUS34 801A_b Test Operation VRVIII R 410A Heat Recovery 60Hz 239 R 410A Label R 410A Label...
Страница 329: ...Field Setting SiUS34 801A_b 314 Indoor Unit...
Страница 340: ...SiUS34 801A_b Troubleshooting by Remote Controller Troubleshooting 325...
Страница 489: ...Piping Diagrams SiUS34 801A_b 474 Appendix 1 Piping Diagrams 1 1 Outdoor Unit Heat Pump 460V RXYQ72 96 120PYDN 3D058636A...
Страница 490: ...SiUS34 801A_b Piping Diagrams Appendix 475 Heat Pump 230V RXYQ72 96 120PTJU 3D058636A...
Страница 491: ...Piping Diagrams SiUS34 801A_b 476 Appendix Heat Pump 230V RXYQ144PTJU 3D058640...
Страница 492: ...SiUS34 801A_b Piping Diagrams Appendix 477 Heat Recovery 460V REYQ72 96 120PYDN 3D058639A...
Страница 493: ...Piping Diagrams SiUS34 801A_b 478 Appendix Heat Recovery 460V REMQ72PYDN 3D058637A...
Страница 494: ...SiUS34 801A_b Piping Diagrams Appendix 479 Heat Recovery 460V REMQ96 120PYDN 3D058638A...
Страница 495: ...Piping Diagrams SiUS34 801A_b 480 Appendix Heat Recovery 230V REYQ72 96 120PTJU 3D058639A...
Страница 496: ...SiUS34 801A_b Piping Diagrams Appendix 481 Heat Recovery 230V REYQ144PTJU 3D058640...
Страница 497: ...Piping Diagrams SiUS34 801A_b 482 Appendix Heat Recovery 230V REMQ72PTJU 3D058637A...
Страница 498: ...SiUS34 801A_b Piping Diagrams Appendix 483 Heat Recovery 230V REMQ96 120PTJU 3D058638A...
Страница 501: ...Piping Diagrams SiUS34 801A_b 486 Appendix 1 3 BS Unit 4D057985A...
Страница 537: ...Piping Installation Point SiUS34 801A_b 522 Appendix...
Страница 543: ...Pressure Sensor SiUS34 801A_b 528 Appendix...
Страница 559: ...Precautions for New Refrigerant R 410A SiUS34 801A_b 544 Precautions for New Refrigerant R 410A...
Страница 563: ...SiUS34 801A_b iv Index...
