Lochinvar & A.O. Smith 100208501 Connection Board 30067439-890 these knobs are frequently used
Yard notes & kiln story
Description
Lochinvar & A.O. Smith 100208501 Connection Board 30067439 890 these knobs are frequently used these knobs are frequently used to replace stripped or missing dials on Johnson Controls plastic cover thermostats where accurate temperature or humidity calibration is critical for system cycling ensuring precise flame signal monitoring even in challenging burner environments