A faulty switch typically triggers a specific diagnostic flash code on the furnace control board

allowing technicians to create custom push-rod configurations when direct-coupling is not an option

Its robust internal diaphragm and solenoid assembly provide reliable cycling in high-vibration or harsh mechanical rooms where consistent fuel delivery is critical for system safety and performance

Durable Enclosure: UL Listed and NEMA 1 rated housing protects components from debris and prevents accidental contact with energized terminals

This part number typically covers the fan shaft itself

Robertshaw 780-705 Ignition Kit Els PW 17895 A faulty switch typically triggersThe Robertshaw 780 705 is a universal Non Lockout Modern Ignition Kit designed for direct spark ignition (DSI) systems. This intermittent pilot ignition module provides high voltage capacitor discharge spark for reliable burner lighting in residential and commercial heating equipment. Engineered as a universal ignition replacement, it manages the pilot gas valve and ignition sequence, ensuring stable flame rectification. The unit operates on a 24V AC