Mitsubishi KXZ Series - Page 233

Error code
Remote control:
LED Green Red
Indoor
Outdoor
Content
WAIT
7-segment display:
WAIT
(3)
Keeps ashing
Stays OFF
Keeps ashing Keeps ashing
1. Applicable model
5. Troubleshooting
All models
(In case that is kept
on displaying on the remote
control for more than 2 minutes
after power ON.)
Diagnosis Countermeasure
NO
Does
outdoor green LED keep
flashing?
is kept on
displaying on the remote
control for more than 2
minutes after power ON.
Does
indoor green LED keep
flashing?
Does
outdoor red LED flash
2 times?
Are
the wires between indoor
and outdoor units
connected properly ?
Is
AC380-415V detected
between L1-L2, L2-L3, L3-L1
respectively at outdoor
terminal block?
Is
AC220-240V detected
between L-N at indoor
terminal block?
NO
NO
NO
NO
NO
YES
WAIT
YES
YES
YES
YES
YES
Outdoor unit control PCB
anomaly

Replace it.
Indoor unit PCB anomaly

Replace it.
Indoor unit PCB anomaly

Replace it.
Remote control anomaly

Replace it.
Breakage of wires for
remote control

Replace it.
Correct the connecting
wires between indoor and
outdoor units.
Outdoor unit control PCB
anomaly

Replace it.
Breakage of connecting
wire
Noise
Indoor unit PCB anomaly

Replace it.
2. Error detection method
3
. Condition of error displayed
4. Presumable cause
• Fuse blown
• Noise filter anomaly
• Anomalous connection of
wire between PCBs
• Indoor unit PCB anomaly
• Remote control anomaly
• Breakage of connecting wires
of remote control
• Outdoor unit control PCB
anomaly
Note:
WAIT
-
231
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'20 • KX-T-373