Fb

Indoor Unit Memory Error

Description

The indoor unit's control system has detected a memory (EEPROM) fault on its circuit board.

Appliance Error Codes Details

Error Code
Fb
Error Name
Indoor Unit Memory Error
Appliance Type
air_conditioner
Brand
Mitsubishi
Severity
high

Additional Troubleshooting

1. Power cycle the unit
2. If the error persists after reset, do not continue operating the unit
3. Contact service for indoor control board diagnosis or replacement

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Verified by: Pavel Volkov
Created:
Last updated:
Information verified against official sources

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