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Daikin VRV III-S RXYMQ36 48PVJU Service Manual Page 148

60 hz.
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SiUS34-907
Troubleshooting
Be sure to turn off the power switch before connecting or disconnecting the connector, or parts may be damaged.
Caution
Check in the monitor mode
4HP ~ 5HP class models have 2 fans.
Check electric motor (electric motor 1 or 2) corresponding to malfunction code
"E7" in the monitor mode of outdoor unit PCB. (Refer to P.104, 105 for how to
check)
Cut the power supply OFF and wait for 10 minutes.
Check if
any foreign substances
around the fan.
NO
Check the connection status of the connectors
Fan motor 1: X106A of PCB
Fan motor 2: X107A of PCB
Check
if any connector is
disconnected.
NO
Fan motor 1: Both power supply wire and signal wire are all white.
Fan motor 2: Both power supply wire and signal wire are red in the PCB side
and white in the motor side.
Relay
connectors have any
connection error.
NO
A
Troubleshooting
YES
YES
YES
Troubleshooting by Indication on the Remote Controller
Remove the foreign substances.
Insert the connector.
Correct the connection of the
relay connectors.
139

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  • cp shukla Feb 16, 2016 06:50:
    RXYQ18PAY6 service manual & vrv Fulform