Common Questions: Can I bypass the rollout switch for testing

The slow-opening characteristic prevents hard ignitions and reduces stress on the burner assembly

Key Benefits: Optimized Staging: The two-stage gas valve design ensures smooth transition between high and low heating cycles for improved furnace efficiency

and Hytrel sleeves

While it is rated for smoke control up to 450

Heil Quaker ICP 1191553 Pressure Switch 321142-301 Common Questions: Can I bypassThe Heil Quaker ICP 1191553 Pressure Switch is an essential OEM replacement component designed for high efficiency Heil Quaker and International Comfort Products (ICP) gas furnaces. This dual setpoint vent pressure switch operates at 0. 41 and 0. 78 inches W. C., serving as a critical safety mechanism that monitors the draft induced by the inducer motor. By ensuring the proper evacuation of combustion gases from the heat exchanger, this 1191553 vent