Daikin RZQG71L9V1 Service Manual page 188

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
Is the HAP on outdoor
unit PCB blinking?
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
174
NO
NO
YES
(The phases of connecting lines of indoor and
outdoor unit do not fit each other.)
NO
NO
YES
YES
ESIE15-13C
Field factor
Is connector not connected to
the X806A on outdoor unit PCB?
(X804A-X805A is connected
correctly)
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