Samsung · Heat pumps · Samsung EHS Mono R32 (air-to-water monobloc)
201CONTROL KIT/OUTDOOR UNIT communication error (Matching error)
Name in the manufacturer's documentation (service manual): CONTROL KIT/OUTDOOR UNIT communication error (Matching error)
[1]
In plain words (editorial)
Communication error (matching error) between the control kit and the outdoor unit. The service manual checks whether the hydro unit PCB responds and measures the communication signal.
When to call a service technician: Communication wiring and PCBs are checked by the 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] Samsung EHS R-32 Mono Outdoor (AE***RXYDEG/DGG) – Installation manual (DB68-08408A-07 (2024-01-10)) , p. 43 official manufacturer document quote verified
201 CONTROL KIT/OUTDOOR UNIT communication error (Matching error)
- [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. 80 manufacturer document – copy from a distributor quote verified
is there a response from the hydro unit pcb?
- [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. 80 manufacturer document – copy from a distributor quote verified
measure the signal on line 2 of the outdoor unit with a scope