the Robertshaw 780-781 HSI Module serves as the reliable technical replacement for the Amana HS1000A

verify that the 120 VDC signal is reaching the York 025-33281-000 coil

This replacement furnace inducer motor features a high-performance 1/20 HP shaded pole motor operating at 3400 RPM on a standard 115V

Precision Metering: The machined 0

Does this include the secondary heat exchanger for high-efficiency models

Lennox 35K61 Limit Switch 321894-708 the Robertshaw 780-781 HSI ModuleThe Lennox 35K61 Limit Switch is a critical high temperature safety control designed for specific Lennox gas fired furnaces and air handlers. This fixed temperature limit control features a 7 inch insertion length, making it compatible with deep heat exchanger configurations where accurate sensing of the primary heat zone is essential. With an auto reset configuration, this switch is calibrated for an open temperature range of 195F to 225F, ensuring