Lennox 56M62 Thermostat 318518-761 Always determine rotation by looking

Always determine rotation by looking at the "discharge" side (the lead edge) or from the shaft end of the motor

The 90-degree angle valve body allows for a cleaner installation in compact machine compartments where straight-run piping is impractical

this direct spark ignition (DSI) electrode ensures consistent burner ignition by maintaining precise spark gaps under extreme thermal stress

Key Benefits Universal Compatibility: Serves as the factory-spec Lennox 88A1201 equivalent for a wide range of residential furnaces

ASME Section IV certified capacity safety component engineered for high-output hot water heating boilers and hydronic systems

Lennox 56M62 Thermostat 318518-761 Always determine rotation by lookingThe Lennox 56M62 Discharge Thermostat is a critical safety and operational component designed for high precision thermal monitoring in Lennox heating and cooling systems. As a veteran grade OEM replacement part, this normally closed switch is engineered to open at 70F and close at 50F, providing essential high limit protection or discharge air temperature control. Its primary function is to prevent system damage by monitoring the air exiting the coil