Error code reference

Panasonic Air Conditioner Error Code F91

Refrigeration cycle abnormality: input current is low while compressor is running at higher than setting frequency (2 times within 20 minutes).

SourcePanasonic Air Conditioner - Full Service Manual: RE Series (9-24SKUA)p. 73, 97

Panasonic codes Panasonic air conditioner codes

Diagnostic procedure

The full F91 procedure

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MyPros+ · DiagnosticsStep 1 preview

First diagnostic step

Check if 3-way valve is open.

SourcePanasonic Air Conditioner - Full Service Manual: RE Series (9-24SKUA)p. 73, 97

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More steps, wiring diagram references, and verified part numbers

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Where this code is documented

1 manual in the MyPros+ library documents this code for Panasonic air conditioner.

Models covered by the manuals that document this code

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The full F91 procedure

Where this code is documented

Models covered by the manuals that document this code

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