Field Settings
SiUS34-801A_b
112
VRVIII R-410A Heat Pump 60Hz
12.1.5 Setting of Refrigerant Recovery Mode
When carrying out the refrigerant collection on site, fully open the respective expansion valve of
indoor and outdoor units.
All indoor and outdoor unit’s operation are prohibited.
[Operation procedure]
In
setting mode 2
with units in stop mode, set “
Refrigerant Recovery / Vacuuming mode
” to
ON. The respective expansion valve of indoor and outdoor units are fully opened. (H2P turns to
display
TEST OPERATION
(blinks),
TEST OPERATION
and
UNDER CENTRALIZED
CONTROL
are displayed on the remote controller, and the all indoor / outdoor unit operation is
prohibited.
After setting, do not cancel
Setting Mode 2
until completion of refrigerant recovery operation.
Collect the refrigerant using a refrigerant recovery unit. (See the instruction attached to the
refrigerant recovery unit for more detal.)
Press Mode button “BS1” once and reset
Setting Mode 2
.
12.1.6 Setting of Vacuuming Mode
In order to perform vacuuming operation at site, fully open the expansion valves of indoor and
outdoor units and turn on some solenoid valves.
[Operating procedure]
With
Setting Mode 2
while the unit stops, set
Refrigerant recovery / Vacuuming mode
to ON.
The expansion valves of indoor and outdoor units fully open and some of solenoid valves open.
H2P blinks to indicate the test operation, and the remote controller displays Test Operation and
Under centralized control
, thus prohibiting operation.
After setting, do not cancel “Setting Mode 2” until completion of Vacuuming operation.
Use the vacuum pump to perform vacuuming operation.
Press Mode button
BS1
once and reset
Setting Mode 2
.
Summary of Contents for VRV III
Page 15: ...SiUS34 801A_b xiv ...
Page 23: ...Model Selection SiUS34 801A_b 8 General Information ...
Page 133: ...Field Settings SiUS34 801A_b 118 VRVIII R 410A Heat Pump 60Hz ...
Page 254: ...SiUS34 801A_b Test Operation VRVIII R 410A Heat Recovery 60Hz 239 R 410A Label R 410A Label ...
Page 329: ...Field Setting SiUS34 801A_b 314 Indoor Unit ...
Page 340: ...SiUS34 801A_b Troubleshooting by Remote Controller Troubleshooting 325 ...
Page 490: ...SiUS34 801A_b Piping Diagrams Appendix 475 Heat Pump 230V RXYQ72 96 120PTJU 3D058636A ...
Page 491: ...Piping Diagrams SiUS34 801A_b 476 Appendix Heat Pump 230V RXYQ144PTJU 3D058640 ...
Page 492: ...SiUS34 801A_b Piping Diagrams Appendix 477 Heat Recovery 460V REYQ72 96 120PYDN 3D058639A ...
Page 493: ...Piping Diagrams SiUS34 801A_b 478 Appendix Heat Recovery 460V REMQ72PYDN 3D058637A ...
Page 494: ...SiUS34 801A_b Piping Diagrams Appendix 479 Heat Recovery 460V REMQ96 120PYDN 3D058638A ...
Page 495: ...Piping Diagrams SiUS34 801A_b 480 Appendix Heat Recovery 230V REYQ72 96 120PTJU 3D058639A ...
Page 496: ...SiUS34 801A_b Piping Diagrams Appendix 481 Heat Recovery 230V REYQ144PTJU 3D058640 ...
Page 497: ...Piping Diagrams SiUS34 801A_b 482 Appendix Heat Recovery 230V REMQ72PTJU 3D058637A ...
Page 498: ...SiUS34 801A_b Piping Diagrams Appendix 483 Heat Recovery 230V REMQ96 120PTJU 3D058638A ...
Page 501: ...Piping Diagrams SiUS34 801A_b 486 Appendix 1 3 BS Unit 4D057985A ...
Page 537: ...Piping Installation Point SiUS34 801A_b 522 Appendix ...
Page 543: ...Pressure Sensor SiUS34 801A_b 528 Appendix ...
Page 563: ...SiUS34 801A_b iv Index ...