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

Water pressure, pressure relief valve and magnetic filter – Aquarea T-CAP J

Summary (editorial)

What the user can check (pressure gauge, relief valve lever) and what to leave to the authorised dealer. If water keeps draining from the unit, switch the system off and call the dealer.

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

From the manufacturer's documentation (English source wording, with page)

  1. Water pressure should not lower than 0.05 MPa (inspect the Water Pressure Gauge). If necessary add tap water into the water circuit[1]
  2. 0.1 MPa = 1 bar[2]
  3. Check for correct operation of Pressure Relief Valve by turning on the lever to become horizontal[3]
  4. If you do not hear a clacking sound (due to water drainage), contact your local authorized dealer[4]
  5. Push down the lever after finish checking[5]
  6. In case the water keeps drained out from the unit, switch off the system, and then contact your local authorized dealer[6]
  7. Be sure to switch off all power supply before performing each of the below checkings[7]
  8. Remove the Cover by loosening the mounting screws to access to the Magnetic Water Filter Set[8]
  9. Turn OFF power supply[9]
  10. Set the two valves for the Magnetic Water Filter Set to CLOSE[10]
  11. Take off the clip, then gently pull out the mesh. Beware of small amount water drain out[11]
  12. Clean the mesh with warm water to remove all the stain. Use soft brush if necessary[12]
  13. Reinstall the mesh and set back the clip; set the two valves to OPEN[13]
  14. Turn ON power supply; reinstall the Cover[14]
  15. Seasonal inspections ... should be carried out by authorized dealer[15]
  16. Heating operation at low water temperature with lower water flow may trigger H75 during defrost process[16]
  17. Confirm the maximum water flow during main pump operation not less than 15 l/min[17]

⚠ Work on refrigerant circuits, mains electricity and PV DC wiring is for qualified technicians only.

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. 61 official manufacturer document quote verified water pressure should not lower than 0.05 mpa (with
  2. [2] Service Manual – Mono Bloc Unit WH-MXC09J3E5 / WH-MXC12J6E5 (Aquarea T-CAP, R32) (PAPAMY2101001CE) , p. 61 official manufacturer document quote verified check water pressure *(0.1 mpa = 1 bar)
  3. [3] Service Manual – Mono Bloc Unit WH-MXC09J3E5 / WH-MXC12J6E5 (Aquarea T-CAP, R32) (PAPAMY2101001CE) , p. 61 official manufacturer document quote verified check for correct operation of pressure relief
  4. [4] Service Manual – Mono Bloc Unit WH-MXC09J3E5 / WH-MXC12J6E5 (Aquarea T-CAP, R32) (PAPAMY2101001CE) , p. 61 official manufacturer document quote verified if you do not hear a clacking sound (due to water
  5. [5] Service Manual – Mono Bloc Unit WH-MXC09J3E5 / WH-MXC12J6E5 (Aquarea T-CAP, R32) (PAPAMY2101001CE) , p. 61 official manufacturer document quote verified push down the lever after finish checking.
  6. [6] Service Manual – Mono Bloc Unit WH-MXC09J3E5 / WH-MXC12J6E5 (Aquarea T-CAP, R32) (PAPAMY2101001CE) , p. 61 official manufacturer document quote verified in case the water keeps drained out from the unit,
  7. [7] Service Manual – Mono Bloc Unit WH-MXC09J3E5 / WH-MXC12J6E5 (Aquarea T-CAP, R32) (PAPAMY2101001CE) , p. 61 official manufacturer document quote verified be sure to switch off all power supply before performing each of
  8. [8] Service Manual – Mono Bloc Unit WH-MXC09J3E5 / WH-MXC12J6E5 (Aquarea T-CAP, R32) (PAPAMY2101001CE) , p. 62 official manufacturer document quote verified 1. remove the cover by loosening the mounting
  9. [9] Service Manual – Mono Bloc Unit WH-MXC09J3E5 / WH-MXC12J6E5 (Aquarea T-CAP, R32) (PAPAMY2101001CE) , p. 62 official manufacturer document quote verified 2. turn off power supply.
  10. [10] Service Manual – Mono Bloc Unit WH-MXC09J3E5 / WH-MXC12J6E5 (Aquarea T-CAP, R32) (PAPAMY2101001CE) , p. 62 official manufacturer document quote verified 3. set the two valves for the magnetic water filter
  11. [11] Service Manual – Mono Bloc Unit WH-MXC09J3E5 / WH-MXC12J6E5 (Aquarea T-CAP, R32) (PAPAMY2101001CE) , p. 62 official manufacturer document quote verified 4. take off the clip, then gently pull out the mesh.
  12. [12] Service Manual – Mono Bloc Unit WH-MXC09J3E5 / WH-MXC12J6E5 (Aquarea T-CAP, R32) (PAPAMY2101001CE) , p. 62 official manufacturer document quote verified 5. clean the mesh with warm water to remove all the
  13. [13] Service Manual – Mono Bloc Unit WH-MXC09J3E5 / WH-MXC12J6E5 (Aquarea T-CAP, R32) (PAPAMY2101001CE) , p. 62 official manufacturer document quote verified 6. reinstall the mesh to the magnetic water filter
  14. [14] Service Manual – Mono Bloc Unit WH-MXC09J3E5 / WH-MXC12J6E5 (Aquarea T-CAP, R32) (PAPAMY2101001CE) , p. 62 official manufacturer document quote verified 8. turn on power supply.
  15. [15] Service Manual – Mono Bloc Unit WH-MXC09J3E5 / WH-MXC12J6E5 (Aquarea T-CAP, R32) (PAPAMY2101001CE) , p. 62 official manufacturer document quote verified should be carried out by authorized dealer.
  16. [16] Service Manual – Mono Bloc Unit WH-MXC09J3E5 / WH-MXC12J6E5 (Aquarea T-CAP, R32) (PAPAMY2101001CE) , p. 62 official manufacturer document quote verified may trigger "h75" during defrost
  17. [17] Service Manual – Mono Bloc Unit WH-MXC09J3E5 / WH-MXC12J6E5 (Aquarea T-CAP, R32) (PAPAMY2101001CE) , p. 62 official manufacturer document quote verified operation not less than 15 l/min.