Laars Heating Systems E2305400 Module 326058-758 this valve is specifically calibrated
Baker’s notes & crumb story
Description
Laars Heating Systems E2305400 Module 326058 758 this valve is specifically calibrated this valve is specifically calibrated for R22 and R407C refrigerants If there is visible soot near the flue transition or if the furnace is experiencing intermittent pressure switch trips