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Samsung · Heat pumps · Samsung EHS Mono R32 (air-to-water monobloc)

463OLP is overheated

Name in the manufacturer's documentation (service manual): OLP is overheated[1]

In plain words (editorial)

The compressor overload protector (OLP) is overheated; the unit stops. The service manual checks the OLP sensor, the supply voltage, the refrigerant charge, the outdoor fan and obstacles around the units.

When to call a service technician: Remove any obstacles around the units; if the code returns, contact an authorised Samsung service technician or your installer.

✎ 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] Samsung EHS R-32 Mono Outdoor (AE***RXYDEG/DGG) – Installation manual (DB68-08408A-07 (2024-01-10)) , p. 43 official manufacturer document quote verified 463 OLP is overheated
  2. [2] Samsung – Eco Heating System, Service Manual: Outdoor unit (Split AE..RXEDEG, Mono AE..RXYDEG) + Tank integrated hydro unit – 2019 (PDF copy from distributor climamarket.bg) , p. 72 manufacturer document – copy from a distributor quote verified Check OLP sensor
  3. [3] Samsung – Eco Heating System, Service Manual: Outdoor unit (Split AE..RXEDEG, Mono AE..RXYDEG) + Tank integrated hydro unit – 2019 (PDF copy from distributor climamarket.bg) , p. 88 manufacturer document – copy from a distributor quote verified is the voltage of power suitable?
  4. [4] Samsung – Eco Heating System, Service Manual: Outdoor unit (Split AE..RXEDEG, Mono AE..RXYDEG) + Tank integrated hydro unit – 2019 (PDF copy from distributor climamarket.bg) , p. 88 manufacturer document – copy from a distributor quote verified is refrigerant charged?
  5. [5] Samsung – Eco Heating System, Service Manual: Outdoor unit (Split AE..RXEDEG, Mono AE..RXYDEG) + Tank integrated hydro unit – 2019 (PDF copy from distributor climamarket.bg) , p. 88 manufacturer document – copy from a distributor quote verified does the fan of outdoor unit work normally?
  6. [6] Samsung – Eco Heating System, Service Manual: Outdoor unit (Split AE..RXEDEG, Mono AE..RXYDEG) + Tank integrated hydro unit – 2019 (PDF copy from distributor climamarket.bg) , p. 88 manufacturer document – copy from a distributor quote verified is there any obstacle around indoor and outdoor unit?
  7. [7] Samsung – Eco Heating System, Service Manual: Outdoor unit (Split AE..RXEDEG, Mono AE..RXYDEG) + Tank integrated hydro unit – 2019 (PDF copy from distributor climamarket.bg) , p. 71 manufacturer document – copy from a distributor quote verified Operation Off