Panasonic Aquarea T-CAP R32 fault F30

Indoor water outlet temperature sensor 2 abnormality

Heat pump

What it means

During startup and operation of cooling and heating, the temperatures detected by the indoor water outlet temperature sensor 2 are used to determine sensor error.

Likely causes

  1. Faulty connector connection
  2. Faulty indoor unit PCB
  3. Indoor communication error

Where to start

  1. Turn OFF the power and check the CN-TH3 connector connection
  2. If CN-TH3 connector connection is not normal: correct connector poor contact and correct the connection
  3. If CN-TH3 connector connection is normal: plug out connector from the indoor unit PCB and measure the resistance of the indoor water outlet temperature sensor

The full answer, free

  • 3 more checks in order
  • The readings and component tests from the manual
  • How to put it right, step by step
  • The manual page for this fault (page 203), right under the answer

Safety: Isolate the outdoor unit and any backup heater, and give the inverter capacitors time to discharge before you open the electrics. Anything on the refrigerant circuit needs F-gas certification.

From the Panasonic manual for the Aquarea T-CAP R32. Check the model on the data plate before you order parts.

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