For technicians performing seasonal LP gas conversions

How do I verify if the 47-25349-07 is defective

This HVAC high limit switch is a direct OEM replacement part compatible with a wide range of International Comfort Products equipment

ensuring the system shuts down if flame rollout or excessive heat is detected outside the combustion chamber

including RB

Resideo 272804A Assembly For technicians performing seasonal LPThe Resideo 272804A is a critical field service accessory designed for precise temperature regulation and physical security of electric heating systems. This range stop and locking screws assembly allows technicians to set definitive minimum and maximum setpoint limits, preventing end user over adjustment that leads to energy waste or equipment strain. Engineered for Honeywell Home thermostats, including the T410, T498, T4398, and T4098 series, this