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Panasonic · Heat pumps · Panasonic Aquarea T-CAP Monobloc, generation J (R32)

F20Outdoor compressor overheating protection

Name in the manufacturer's documentation (service manual): Outdoor compressor overheating protection[1]

In plain words (editorial)

The compressor became too hot (compressor overheating protection). The service manual lists causes such as a refrigerant shortage, a closed valve or a clogged expansion valve or strainer.

When to call a service technician: Call a service technician with F-gas certification – this concerns the refrigerant circuit.

✎ editorial – written from the cited sources, not a manufacturer statement. Status: draft.

The Polish page has more detail (plain-language explanation, safe checks, guides): Read in Polish →

Sources

Every statement has a footnote to the document and PDF page. “Quote verified” means the quote was found automatically in the text of that page.

  1. [1] Service Manual – Mono Bloc Unit WH-MXC09J3E5 / WH-MXC12J6E5 (Aquarea T-CAP, R32) (PAPAMY2101001CE) , p. 165 official manufacturer document quote verified Outdoor compressor overheating
  2. [2] Service Manual – Mono Bloc Unit WH-MXC09J3E5 / WH-MXC12J6E5 (Aquarea T-CAP, R32) (PAPAMY2101001CE) , p. 197 official manufacturer document quote verified Continue 4 times in 30 minutes.
  3. [3] Service Manual – Mono Bloc Unit WH-MXC09J3E5 / WH-MXC12J6E5 (Aquarea T-CAP, R32) (PAPAMY2101001CE) , p. 197 official manufacturer document quote verified Faulty outdoor discharge pipe temperature sensor.
  4. [4] Service Manual – Mono Bloc Unit WH-MXC09J3E5 / WH-MXC12J6E5 (Aquarea T-CAP, R32) (PAPAMY2101001CE) , p. 197 official manufacturer document quote verified 2/3 way valve closed.
  5. [5] Service Manual – Mono Bloc Unit WH-MXC09J3E5 / WH-MXC12J6E5 (Aquarea T-CAP, R32) (PAPAMY2101001CE) , p. 197 official manufacturer document quote verified Refrigerant shortage (refrigerant leakage).
  6. [6] Service Manual – Mono Bloc Unit WH-MXC09J3E5 / WH-MXC12J6E5 (Aquarea T-CAP, R32) (PAPAMY2101001CE) , p. 197 official manufacturer document quote verified Clogged expansion valve or strainer.
  7. [7] Service Manual – Mono Bloc Unit WH-MXC09J3E5 / WH-MXC12J6E5 (Aquarea T-CAP, R32) (PAPAMY2101001CE) , p. 197 official manufacturer document quote verified Faulty outdoor unit PCB (main).
  8. [8] Service Manual – Mono Bloc Unit WH-MXC09J3E5 / WH-MXC12J6E5 (Aquarea T-CAP, R32) (PAPAMY2101001CE) , p. 197 official manufacturer document quote verified Faulty compressor.
  9. [9] Service Manual – Mono Bloc Unit WH-MXC09J3E5 / WH-MXC12J6E5 (Aquarea T-CAP, R32) (PAPAMY2101001CE) , p. 197 official manufacturer document quote verified Open the 2/3 way valve.
  10. [10] Service Manual – Mono Bloc Unit WH-MXC09J3E5 / WH-MXC12J6E5 (Aquarea T-CAP, R32) (PAPAMY2101001CE) , p. 197 official manufacturer document quote verified Is the oil oozing out from
  11. [11] Service Manual – Mono Bloc Unit WH-MXC09J3E5 / WH-MXC12J6E5 (Aquarea T-CAP, R32) (PAPAMY2101001CE) , p. 197 official manufacturer document quote verified Check for clogged expansion
  12. [12] Service Manual – Mono Bloc Unit WH-MXC09J3E5 / WH-MXC12J6E5 (Aquarea T-CAP, R32) (PAPAMY2101001CE) , p. 197 official manufacturer document quote verified Replace the compressor.
  13. [13] Service Manual – Mono Bloc Unit WH-MXC09J3E5 / WH-MXC12J6E5 (Aquarea T-CAP, R32) (PAPAMY2101001CE) , p. 197 official manufacturer document quote verified always switch off the power before remove and connect the component.