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Test Operation
SiUS34-801A_b
232
VRVIII R-410A Heat Recovery 60Hz
(4) Push the TEST button (BS4) once. (The LED displays will change as below.)
(5) Hold the TEST button (BS4) down for 5 seconds or more.
(The LED displays will change as below and fan of outside unit will start rotation.)
(6) When the compressor starts working and the LED displays change any state in the diagram
below (*3), go to
In case of cooling mode
or
In case of heating mode
in accordance with the
LED displays.
In case of cooling mode
(7) Push the TEST button (BS4) once within 5 minutes after procedure (5) (*4) and close all front
panels (*5).
After that, open Valve A immediately (See figure 31) (*6) and watch the remote controller
display of indoor unit.
(8) If the remote controller display shows [
PE
] code (*7), be ready to close Valve A.
And go to procedure (9).
If the remote controller display shows another code, close Valve A immediately and refer to
[Remote controller cooling mode malfunction code]
Beware of the fan running when opening the front panel.
The fan may continue rotation after the system stops operation.
(9) When the compressor stops working (the fan may continue rotation.), close Valve A
immediately (*8).
And check that the LED displays are as below and that the remote controller display shows [
P9
]
code.
After checking, push the MODE button (BS1) once and the charging is complete.
In case of heating mode
(7) Push the TEST button (BS4) once within 5 minutes after procedure (5) (*4) and close all front
panels.
After that, open valve A immediately (See figure 31) (*6) and check the charged amount by a
measuring device.
During operation, if the remote controller display shows [
P2
] or [
P8
] code, close Valve A
immediately and refer to [
Remote controller heating mode malfunction code
].
Beware of the fan running when opening the front panel.
The fan may continue rotation after the system stop the operation.
(8) When the required amount of refrigerant is charged, close Valve A (See figure 31) (*8) and push
the
RETURN
button (BS3) once.
(9) Push the
MODE
button (BS1) once, and the charging is complete.
Notes (*1)~(*9)
(*1) Lead the refrigerant charge hose from the pipe intake.
All front panels must be closed before procedure (7).
(*2) • If you perform the refrigerant charging operation with a refrigerant system that has
the power off, the operation cannot finish properly. Check the number of outside and indoor
H1P H2P H3P H4P H5P H6P H7P
i
i
i
i
i
i
i
H1P H2P H3P H4P H5P H6P H7P
h
j
h
h
h
∗
∗
H1P H2P H3P H4P H5P H6P H7P
j
j
j
h
i
h
i
Go to
In case of
cooling mode
j
j
h
h
i
h
i
Go to
In case of
heating mode
H1P H2P H3P H4P H5P H6P H7P
i
j
j
i
i
i
i
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 ...