What causes these burner tubes to fail or rust prematurely

Engineered as the direct replacement for the legacy CD-WR0-00-0

it maintains consistent superheat

Can I use a 75VA transformer to replace a 40VA unit

Utica-Dunkirk PB01301 Pilot Assembly 322055-301 What causes these burner tubesThe Utica Dunkirk PB01301 is a job ready Natural Gas Pilot Assembly engineered for consistent performance in Utica and Dunkirk hydronic heating systems. As a veteran grade OEM replacement part, the PB01301 is technically identical to the Honeywell Q350A1677, offering a direct fit solution for technicians servicing gas fired boilers. This standing pilot burner is critical for maintaining a stable flame signal, ensuring that the thermocouple or