soot buildup in the flue

Installing this Maxitrol spring allows for fine-tuned calibration of downstream equipment

A higher voltage rating typically indicates a more robust internal insulation

experienced technicians recognize that an open circuit often points to underlying HVAC combustion airflow issues

For field installation

BASO K19AT-18 Thermocouple soot buildup in the flueThe BASO K19AT 18 is a professional grade Super Slim Jim universal replacement thermocouple designed for high reliability performance in standing pilot ignition systems. This 18 inch lead features a specialized slim diameter tip, engineered specifically to fit into tight pilot burners where standard thermocouples often fail to seat correctly. Operating within an open circuit millivolt range of 25 35 mV, it ensures consistent voltage to the safety