Procedura pierwszego odpalenia oraz ustawienie optymalnego ciśnienia gazu na palniku.
The search for a document titled exactly suggests you are looking for a specific, likely older, manual for a Eurotherm device. While a single "C 275" model is less common in modern catalogs, Eurotherm's T2750 PAC (Programmable Automation Controller) and the high-performance 2704 Controller are standard units frequently referenced in similar technical contexts. Eurotherm C 275 Sei Instrukcja Pdf 67