Mitsubishi Heavy Industries SRK100VNXWZRF Service Manual page 131

Indoor display
Error code
Outdoor unit
Remote control: E51
Outdoor unit
inverter PCB
1. Applicable model
Model FDC200VSA-W
2. Error detection method
When power transistor anomaly
is detected for 15 minutes
continuously
3. Condition of error displayed
Same as above
4. Presumable cause
• Inverter PCB anomaly
• Power transistor anomaly
Note:
RUN light
ON
Green LED
control PCB
Keeps flashing
Yellow LED
8-time flash
5. Troubleshooting
Replace inverter PCB.
TIMER light
Content
4-time flash
Red LED
Inverter or power transistor anomaly
1-time flash
(Model FDC200VSA-W only)
Diagnosis
Did it return?
130
- -
'22 • PAC-SM-422
Countermeasure
OK
YES
Replace power transistor.
NO