000 ohms at 77°F (25°C)

verifying the 5H0780340005 functionality and vent integrity is the primary troubleshooting step

Failure is typically caused by silica or carbon buildup on the metal rod or microscopic cracks in the ceramic housing

There is no technical difference in fitment or function

By monitoring negative pressure within the flue or collector box

ASCO 302-273 Rebuild Kit Els PW 17895 000 ohms at 77°F (25°C)The ASCO 302 273 rebuild kit is a comprehensive maintenance solution engineered for 3 way solenoid valves within the 8300 and 8314 series. This kit is critical for restoring peak flow performance and sealing integrity in high cycle industrial applications. It features high grade NBR (Nitrile) elastomers and precision machined internal components that withstand rigorous pressure differentials. By replacing the core assembly, springs, and seals,