Daikin RZQG71~140L7V1B Service Manual page 241

Troubleshooting by Remote Controller
Troubleshooting
Caution Be sure to turn off power switch before connect or disconnect connector, or parts damage may be occurred.
Is the
power supply voltage
between 180 and
220 VAC?
YES
Continue the
condition that the
blinking interval of HAP on
outdoor unit PCB is short (∗1)
for more than one
minute.
NO
Is
there miswiring,
a wrong wire type, loose
terminal or contact failure in the inter-unit
wiring between the indoor
and outdoor
units?
YES
Is any
NO
optional accessory (∗2)
connected?
YES
Is the
power for
the optional accessory
supplied from between 1 and 2
on terminal block
X2M?
YES
Is HAP
on the outdoor unit PCB
blinking?
NO
Turn OFF the power supply and
disconnect the connector of the
outdoor fan motor. Then turn the
power ON again.
Is HAP
on the outdoor unit PCB
blinking? (∗1)
NO
A
230
NO
YES
(The phases of connecting lines of indoor and
outdoor unit do not fit each other.)
NO
NO
YES
YES
ESIE12-06
Field factor
Connect the connecting line of
indoor and outdoor unit
correctly.
Wire correctly and securely
fasten the terminal screws.
Wire correctly.
B
Replace the outdoor fan motor.
Service Diagnosis