York S1-025-47172-000 Spark Ignitor 321894-708 If the switch remains open

If the switch remains open or is out of calibration

this motor features CCWLE rotation (counter-clockwise lead end) and is built to handle the demands of both residential and light commercial air handling units

35" WC to ensure accurate air proving and system safety

it triggers a shutdown if flue gases are not drafting correctly or if a heat exchanger failure occurs

always verify that the minimum turn-on current of 0

York S1-025-47172-000 Spark Ignitor 321894-708 If the switch remains openThe York S1 025 47172 000 Spark Ignitor is a service critical OEM replacement part engineered for high precision gas ignition in York PHG4 series 14 SEER single packaged dual fuel heat pumps. As a veteran grade HVAC ignition component, this burner spark igniter is designed to produce a consistent high voltage arc, ensuring immediate combustion and preventing delayed ignition cycles that lead to nuisance lockouts. It is built to original factory