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Fujitsu Mini Split 97.3 Error Code

Updated 2026-08-29 · review status: draft Draft - unverified

Quick answer

Code 97.3 means the outdoor unit is not controlling the compressor motor normally. Repeated resets can stress the compressor and inverter. Advisory Technician.

Severity: high · DIY difficulty: intermediate

Safety

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What 97.3 means

Code 97.3 means the outdoor unit is not controlling the compressor motor normally. Repeated resets can stress the compressor and inverter. Advisory Technician.

Causes, ranked

  1. Causes not yet documented — verify against the service manual.

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Sources

  • SplitAtlas manual-sourced reference — verified 2026-08-29