Daikin FTXG-J, Руководство по обслуживанию, Страница: 109 / 149

SiBE041012_B Troubleshooting
Service Diagnosis 99
Troubleshooting RXG50K2V1B
Check No.15
Refer to P.114
Check No.18
Refer to P.117
Caution
Be sure to turn off the power switch before connecting or disconnecting
connectors, or parts may be damaged.
NO
YES
Check the power supply voltage.
Check the connection.
Turn off the power.
Correct the power supply. Voltage as rated?
(R18329)
NO
NO
YES
NO
YES
YES
Turn off the power. Disconnect the
harnesses U, V, and W.
Turn on the power.
Check the electrolytic capacitor
voltage.
Electrical
components or
compressor harnesses
connected as
specified?
Replace the outdoor unit
PCB.
Replace the compressor.
Correct the power supply or
replace the outdoor unit
PCB.
Reconnect the electrical
components or compressor
harnesses as specified.
320 ± 50 VDC?
Any LED OFF?
NO
YES
Check No. 18
Check the discharge pressure.
Replace the stop valve.
OK?
Check No.15
Check with the inverter analyzer.
∗
Inverter analyzer:
RSUK0917C