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

H20Water pump abnormality

Name in the manufacturer's documentation (service manual): Water pump abnormality[1]

In plain words (editorial)

The water pump is not working correctly – the unit detects an abnormal pump speed. The service manual lists faults in the pump motor or its wiring.

When to call a service technician: Call the installer – the checks are done inside the unit.

✎ 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. 164 official manufacturer document quote verified H20 Water pump abnormality
  2. [2] Service Manual – Mono Bloc Unit WH-MXC09J3E5 / WH-MXC12J6E5 (Aquarea T-CAP, R32) (PAPAMY2101001CE) , p. 168 official manufacturer document quote verified During startup and operation of cooling and heating, the rotation speed detected by the IPM of water pump motor during water pump operation is used to determine abnormal water pump (feedback of rotation > 6,000rpm or < 7…
  3. [3] Service Manual – Mono Bloc Unit WH-MXC09J3E5 / WH-MXC12J6E5 (Aquarea T-CAP, R32) (PAPAMY2101001CE) , p. 168 official manufacturer document quote verified Continue for 5 seconds.
  4. [4] Service Manual – Mono Bloc Unit WH-MXC09J3E5 / WH-MXC12J6E5 (Aquarea T-CAP, R32) (PAPAMY2101001CE) , p. 168 official manufacturer document quote verified Operation stop due to short circuit inside the water pump motor winding.
  5. [5] Service Manual – Mono Bloc Unit WH-MXC09J3E5 / WH-MXC12J6E5 (Aquarea T-CAP, R32) (PAPAMY2101001CE) , p. 168 official manufacturer document quote verified Operation stop due to breaking of wire inside the water pump motor.
  6. [6] Service Manual – Mono Bloc Unit WH-MXC09J3E5 / WH-MXC12J6E5 (Aquarea T-CAP, R32) (PAPAMY2101001CE) , p. 168 official manufacturer document quote verified Operation stop due to breaking of water pump lead wires.
  7. [7] Service Manual – Mono Bloc Unit WH-MXC09J3E5 / WH-MXC12J6E5 (Aquarea T-CAP, R32) (PAPAMY2101001CE) , p. 168 official manufacturer document quote verified Operation stop due to water pump motor IPM malfunction.
  8. [8] Service Manual – Mono Bloc Unit WH-MXC09J3E5 / WH-MXC12J6E5 (Aquarea T-CAP, R32) (PAPAMY2101001CE) , p. 168 official manufacturer document quote verified Operation error due to faulty indoor unit PCB.