Pb

Indoor Fan Motor Error

Description

The indoor unit's fan motor is not responding correctly or is drawing abnormal current.

Appliance Error Codes Details

Error Code
Pb
Error Name
Indoor Fan Motor Error
Appliance Type
air_conditioner
Brand
Mitsubishi
Severity
medium

Additional Troubleshooting

1. Turn off the unit
2. Check the fan blades for obstructions and confirm they turn freely
3. Check the fan motor connector on the indoor board
4. Contact service for fan motor testing or replacement

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Fact-checking completed

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

Official Sources

Official Manufacturer Service Manuals

Service manuals and technical documentation from appliance manufacturers

Original equipment manufacturers official documentation

Industry Standards Organizations

International standards for electrical appliances and error codes

International Electrotechnical Commission standards