Daikin VRV III RQQ8-48PY1 - Page 91

81
Diagnosis Servis
Si341213
Penyelesaian Masalah Menggunakan Remote Kontrol
Penyelesaian
Masalah
Perhatian
Be sure to turn off the power switch before connecting or disconnecting
connectors, or parts may be damaged.
Remove the foreign matters.
Insert the connector.
Correct the connection of the relay
connectors.
RQQ8PY1
RQQ10PY1
RQQ12PY1
RQQ14PY1
RQQ16PY1
Check in the monitor mode
Check fan motor (fan motor1, 2) corresponding to error
code “E7” in the monitor mode of unit outdoor PCB.
Turn OFF the power supply and wait for 10 minutes.
Check the connection status of the connectors
 Fan motor1: relay connector X1A, X2A or X1A, X2A of
compressor inverter PCB.
 Fan motor1, 2: relay connector X3A, X4A or X1A, X2A of
compressor inverter PCB.
Check the color of relay connectors
 Fan motor1: Both power supply wire and signal wire are all
white.
 Fan motor2: Both power supply wire and signal wire are
red (on PCB side) or white (on motor side).
Are any foreign
matters around the
fan?
NO
YES
Is any connector
disconnected?
YES
NO
Relay
connectors have
any connection
error.
NO
YES
A