Daikin R71FUV1 Service Manual page 199

Si20-701_B
Troubleshooting
Caution
Turn OFF the power
supply, and then wait for
a period of 10 minutes.
Are
there any
foreign matters
around the
fan?
NO
Any
of the
fan motor
connectors X1A
or the relay harness
connectors Z5C and
X1A is
disconnected.
NO
Different
power
supply cable
connector and
signal cable
connector have been
connected to the relay
harness. (Power supply
and signal cable
connectors of
different colors
are connected
for one and
the same
motor.)
NO
A
192
Troubleshooting by Remote Controller
Be sure to turn off the power switch before
connecting or disconnecting connectors, or parts
may be damaged.
YES
YES
YES
Remove the
foreign matters.
Insert the
connector
disconnected.
Use the
connectors of the
same color in
combination for
the power supply
and signal cables
for the relay
harness (e.g.
natural color to
natural color, or
red to red).