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F29

F29 — Low Discharge Superheat

Panasonic · Air Conditioning

What does F29 mean?

This error is logged if low discharge superheat is detected once within 2550 minutes.

Common Causes

  • Discharge Temperature Sensor issue
  • Discharge Pressure Sensor issue
  • Pressure Switch issue
  • Outdoor PCB fault

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Check the discharge temperature sensor.

  2. 2

    Verify the discharge pressure sensor.

  3. 3

    Inspect the pressure switch.

  4. 4

    Examine the outdoor PCB.

Browse all codes in this manual (53)
Verified technical data. Last updated: April 2026

Related Faults

Error code on Timer display LCDError code on Timer display LCD - Specific fault identifiedF12F12 - Pressure switch activateF14F14 - Outdoor compressor abnormal revolution
Source: Panasonic Air Conditioning
Open Manual (Page 163)Search more codes in this manual