2.5 Error Codes - Sub Codes - Daikin VRVII Manual

Troubleshooting by Remote Controller

2.5 Error Codes - Sub Codes

If an error code like the one shown below is displayed
when the navigation remote controller (BRC1E61 or 71)
is in use, make a detailed diagnosis or a diagnosis of the
relevant unit referring to the attached list of detailed error
codes.
2.5.1 Indoor Unit
Error
code
Description of error
A6 - 01 Fan motor locked
A6 - 10 Fan overcurrent error
A6 - 11 Fan position detection error
A8 - 01 Power supply voltage error
A9 - 01 Electronic expansion valve
error
A9 - 02 Refrigerant leakage
detection error
Troubleshooting
Description of diagnosis
A locked fan motor current has
been detected.
Turn the fan by hand to check for
the connection of connectors.
A fan motor overcurrent has
been detected.
Check for the connection of the
connector between the fan motor
and the PCB for the fan. If the
connection is normal, replace the
fan motor. If this still cannot solve
the error, replace the PCB for the
fan.
An error in the detection of
position of the fan motor. Check
for the connection of the
connector between the fan motor
and the PCB for the fan. If the
connection is normal, replace the
fan motor. If this still cannot solve
the error, replace the PCB for the
fan.
Check for the input voltage of the
fan motor.
There is an error in the
expansion valve coil or a
connector disconnected.
Refrigerant leaks even if the
electronic expansion valve is
closed.
Replace the electronic expansion
valve.
35