With a precision-engineered 6

3-inch diameter motor features Class B insulation

the board's internal relay or transformer has likely failed

ensuring no-splice installation and perfect fitment within the thermowell

this HVAC pilot assembly is compatible with a wide range of A

Heil Quaker ICP 522559 Rollout Switch 322057-301 With a precision-engineered 6The Heil Quaker ICP 522559 Rollout Switch is a critical safety component designed for International Comfort Products (ICP) furnace systems. This genuine OEM rollout limit switch is engineered to detect burner flame rollout or excessive heat conditions in the combustion chamber, providing essential thermal protection. Operating on a Single Pole Single Throw (SPST) circuit, the 522559 is calibrated with a 300F open setpoint to immediately interrupt the