SiME341909EA
Function Flowchart
Part 4 Functions and Control
57
Note(s)
1. Function Flowchart
For detailed description of each function in the flow, refer to the details on related function on
the following pages.
1. If the indoor unit stops or the thermostat turns OFF while in oil return control, pump
down residual operation is performed on completion of the oil return control.
Stop control
(1) Abnormal shutdown
(2) Slave unit stops during master unit operation
Standby control
(1) Restart standby
Startup control
(including pressure equalization before startup)
(1) Cooling startup control
Normal control
(1) List of functions in normal control
(2) Compressor control
(3) Compressor capacity control
(4) Operating priority and rotation of
compressors
(5) Compressor step control
(6) Step control of outdoor fans
Protection control
(1) High pressure protection control
(2) Low pressure protection control
(3) Discharge pipe protection control
(4) Compressor body protection control
(5) Inverter protection control
Thermostat ON
Thermostat
ON
End of
startup
control
Abnor
mality
Ther
mostat OFF
Conditions met for oil return
Special control
(1) Outdoor unit rotation
Thermostat OFF
(2) Oil return control (note 1)
(3) Inverter pre-heat control
Summary of Contents for VRV X RXQ6-48ANR Series
Page 1: ...Service Manual Cooling Only 50 60 Hz RXQ6 48A N R Series SiME341909EA...
Page 289: ...SiME341909EA Wiring Diagrams Part 7 Appendix 283 RXQ10 12ARYFK 2D124184...
Page 290: ...Wiring Diagrams SiME341909EA 284 Part 7 Appendix RXQ14 16ARYFK 2D124183...
Page 295: ...SiME341909EA Wiring Diagrams Part 7 Appendix 289 FXMQ40 50 63 80 100ARV1 3D127112 04 59...
