Active Filter Voltage Error - Mitsubishi Heavy Industries SRR25ZJ-S Technical Manual

Error code
Remote control: E47
1. Applicable model
All models
2. Error detection method
Error is displayed if the
converter voltage exceeds
DC340V (3 times within 20
minutes). Remote control may
be set after 3 minutes delay.
3. Condition of Error displayed
Same as above
4. Presumable cause
• Defective outdoor PCB
• Dust on outdoor PCB
• Anomalous power supply
Note:
LED Green Red
Indoor Keeps flashing Stays OFF
5. Troubleshooting
Diagnosis
Is the power supply normal?
YES
Is voltage
within the specified range?
YES
Check
soldered surfaces on the
outdoor PCB for foreign matter
like dust, fouling,
etc.
138
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Content

Active filter voltage error

NO
NO
NO
YES
-
'14 • SR-T-157
Countermeasure
Restore normal condition.
Restore normal condition.
Remove foreign matter like
dust, fouling, etc.
Defective outdoor
PCB ➞ Replace.