Panasonic F 97 error code

What it means

Panasonic lists F 97 as compressor overheating protection. This is a compressor protection fault.

Urgency

Likely causes

1. Low refrigerant or undercharge is causing high compressor temperature
2. Outdoor airflow is restricted or the system is overloaded in extreme conditions
3. Compressor temperature sensor or connector fault
4. Compressor, inverter, or outdoor control board fault

Homeowner fix

Turn the system off and power cycle once if safe. Do not open the outdoor unit or attempt compressor or refrigerant work.

When to call a pro

Call an authorized Panasonic dealer if F 97 returns. Tell them Panasonic lists F 97 as compressor overheating protection.

Repair vs replace

Compressor-overheat faults may be airflow, refrigerant, board, or compressor issues; compare major repair with replacement on older systems.

• Panasonic ClimaPure XZ Series 9,000 BTU R-32 208/230V (CS-XZ9AKUAW / CU-XZ9AKUAC)

  ClimaPure XZ Series

• Panasonic ClimaPure XZ Series 12,000 BTU R-32 208/230V (CS-XZ12AKUAW / CU-XZ12AKUAC)

  ClimaPure XZ Series

• Panasonic ClimaPure XZ Series 15,000 BTU R-32 208/230V (CS-XZ15AKUAW / CU-XZ15AKUAC)

  ClimaPure XZ Series

• Panasonic ClimaPure XZ Series 18,000 BTU R-32 208/230V (CS-XZ18AKUAW / CU-XZ18AKUAC)

  ClimaPure XZ Series

For your technician

Official Panasonic diagnostic display: F 97 - Compressor overheating protection. Page context: Panasonic maps this display to the ClimaPure XZ Series line; source: Panasonic Operating Instructions Air Conditioner CS-XZ, CS-MXZ, CU-XZ, CU-xZxxABUC and CU-xZxxBBUC Series, English, ACXF55-35103; display convention: match the letter F and ninety seven marker exactly before comparing neighboring codes.

Which systems show it

ClimaPure XZ Series

Related troubleshooting

Use the symptom guide alongside the exact display code if the unit is flashing, cycling, or showing comfort symptoms.

Related codes

Source

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