Heil Quaker ICP 1098340 Collector Box 321894-706 It indicates the thermocouple will

It indicates the thermocouple will trigger the safety shut-off on the gas control valve rapidly if the pilot flame is extinguished

preventing unnecessary cycles that lead to mechanical wear

specifically the 250

the S1-026-19654-012 is balanced at the factory to ensure quiet operation and reduce mechanical stress on the blower motor

ensuring reliable flame rectification and signal feedback to the ignition module

Heil Quaker ICP 1098340 Collector Box 321894-706 It indicates the thermocouple willThe Heil Quaker ICP 1098340 Collector Box is a critical OEM replacement component designed for high efficiency condensing gas furnaces. As a veteran technician knows, the collector box is the central hub for managing combustion byproduct drainage. This furnace condensate collector is engineered to withstand the corrosive nature of mildly acidic condensate, preventing leaks that commonly lead to pressure switch trips or secondary heat exchanger damage.