Mitsubishi Heavy Industries V Multi FDC71VNX Technical Manual page 193

Error code
Remote control:
WAIT
1. Applicable model
Models SRC40-60
When the fuse is blown, the
method to inspect inverter
before replacing the power
source fuse
2. Error detection method
3. Condition of error displayed
4. Presumable cause
• Blown fuse
• Faulty outdoor unit PCB
• Faulty reactor
Note:
LED Green Red
Keeps flashing Stays OFF
Indoor
5. Troubleshooting
Diagnosis
Isn't there
a short-circuit between phases of
outdoor unit PCB?
YES
Aren't there
cracks or burning on the power
transistor module or diode
stack?
YES
Isn't reactor the anomalous?
YES
192
-
Communication error at
Content
initial operation (2/3)
(Models SRC40-60)
NO
Replace the outdoor
unit PCB
NO
Replace the outdoor
unit PCB
NO
Replace the
reactor.
-
'19 • PAC-T-327
Countermeasure
Replace fuse.