the Trane SEN1457 Flame Sensor is often the primary suspect

protecting the system from dangerous conditions caused by flue blockages or vent obstructions

While the 10-410 series can be factory-preset between 20 and 80 PSI

the blower motor failing to kick in

This 120V surface igniter serves as the direct replacement for the legacy 0130L00000 model

Intermatic MIL72ASTUZH-24 Timer Els PW 17895 the Trane SEN1457 Flame SensorThe Intermatic MIL72ASTUZH 24 is a professional grade 24V electromechanical timer designed for high reliability switching in commercial HVACR and light industrial control panels. Featuring a 24 hour cycle with captive trippers at 15 minute intervals, this module allows for precise scheduling of 24 VAC single phase circuits. The SPDT switch is rated for 21 Amps resistive and up to 2 HP at 250 VAC, making it an ideal choice for refrigeration