This 180-second delay relay is designed to prevent short-cycling

forcing a professional HVAC flame rollout scan

this flow probe is the standard solution for pressure switch circuit errors and airflow restriction codes

Because this model includes an integral vent limiting orifice

Heil Quaker ICP 1149514 Pilot Orifice This 180-second delay relay isThe Heil Quaker ICP 1149514 LP Pilot Orifice is a critical OEM component designed specifically for liquid propane (LP) conversion and maintenance in high efficiency gas furnaces and boilers. As a genuine International Comfort Products (ICP) replacement part, this orifice ensures a precise fuel to air ratio, maintaining a stable pilot flame necessary for reliable ignition and thermocouple engagement. Measuring approximately 1 2 inch in length with a 1