Panasonic Air Conditioner Error F97

⚡ Quick Answer: The Panasonic Air Conditioner error F97 indicates a communication failure between the indoor and outdoor units, often due to compressor overheating or... ⚠️ Difficulty Varies

What Does Error F97 Mean?

The Panasonic Air Conditioner error F97 indicates a communication failure between the indoor and outdoor units, often due to compressor overheating or a faulty compressor tank temperature sensor. This typically results in the unit stopping operation, loss of cooling or heating performance, and possible rapid shutdown of the outdoor unit. Addressing refrigerant flow issues or component malfunctions is crucial to restore functionality.

Common Symptoms:

  • Unit stops operation with F97 displayed
  • Loss of cooling/heating performance when code appears
  • Possible outdoor unit shuts down quickly after start

Possible Causes

  • Compressor overheating due to refrigerant issues (high)
  • Faulty compressor tank temperature sensor (medium)
  • Closed or malfunctioning 2/3 way valve affecting refrigerant flow (medium)
  • Outdoor PCB or compressor hardware malfunction (medium)

How to Fix Error F97

DIY Fix Basic checks before calling technician

  1. Turn off air conditioner and disconnect power at breaker
  2. Wait 5–10 minutes then restore power to check if error persists
  3. Ensure outdoor unit has clear airflow (remove obstructions, clean debris)
  4. Listen for unusual outdoor unit sounds during operation

Technician Only Professional diagnosis and repair for F97

  1. Verify compressor tank temperature sensor readings and replace sensor if out of spec
  2. Check refrigerant charge level and perform leak detection, recover and recharge refrigerant if needed
  3. Inspect and service 2/3 way valve for proper operation
  4. Evaluate outdoor PCB and compressor electrical functionality and replace faulty parts
  5. Test outdoor fan operation and clean condenser coils for adequate heat dissipation

Parts needed: Compressor tank temperature sensor, Refrigerant, Compressor (if failed), Outdoor PCB, 2/3 way valve, Outdoor fan motor/assembly

🛑 When to Call a Pro:
  • F97 recurs immediately after reset
  • Loud abnormal compressor noises or burning smells
  • No cooling/heating and outdoor unit does not run

Next step

Choose the next step for F97

Confirm the diagnosis before ordering. An error code can identify the system involved, but it does not prove that a specific part has failed.

Based on diagnostic data

Most relevant component to inspect

Temperature Sensor

Monitors the internal temperature to ensure correct operation and prevent overheating.

Typical part-only price
$15 - $35
DIY difficulty
Easy
Estimated time
15-30 mins
Where can I find the model number?

Check the rating label around the door, lid, frame, rear panel, or inside the appliance cabinet. Use the complete model number, including suffixes.

Find a part that fits my model

Verify the complete model and part number on the retailer's compatibility page before ordering.

Other components that may be involved

Check these only if your diagnosis points to them.

Possible related component

Compressor

Compresses refrigerant within the sealed cooling system and requires specialized service equipment.

$180 - $600 · Hard · 120-240 mins

Professional diagnosis

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Technical Specifications

wattage N/A
component Control Board
resistance N/A
part_number N/A
voltage_rating 220V AC

Common Questions

What does F97 error mean on Panasonic Air Conditioner?

F97 indicates a communication failure, often linked to compressor overheating, resulting in operational stoppage.

Can I fix Panasonic Air Conditioner F97 error myself?

Yes, you can perform basic checks like resetting the unit and ensuring clear airflow to the outdoor unit.

How much does it cost to fix F97 error?

Repair costs range from $300 to $1500+, depending on region, parts needed, and labor.

When should I call a technician for F97?

Call a technician if the error recurs immediately after a reset, or if you hear abnormal noises or smell burning.

Sources & References

Data last verified: 2026-07-22

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