Lennox 75W15 Limit Switch 320735-701 burner interlocks

burner interlocks

preventing reservoir overfilling or dry-firing

A tripped Modine blocked vent switch typically indicates a restriction in the chimney or vent pipe

-502) required for your application

this ASME Section IV certified valve is designed to handle a massive discharge capacity of 4

Lennox 75W15 Limit Switch 320735-701 burner interlocksThe Lennox 75W15 Limit Switch is a high performance L165 30F limit switch designed as a genuine OEM replacement for residential and commercial heating equipment. Engineered to function as a critical safety control, this Lennox furnace limit switch operates as a normally closed (NC) snap disc limit control that opens at 165F and resets at 135F. This automatic reset component is essential for preventing heat exchanger damage by interrupting the gas