Lennox 51M69 Thermostat 318973-401 If the circuit does not

If the circuit does not close

OEM Compatibility: Guaranteed fit for A

which is the direct cross-reference for PLT30003 and PLT20002

Does this assembly help with intermittent sensor faults

this "S" model is Maxitrol tested for inlet pressures up to 5 PSI

Lennox 51M69 Thermostat 318973-401 If the circuit does notThe Lennox 51M69 L94 20F thermostat is a specialized limit control switch designed for precision temperature management within Lennox HVAC systems. As a critical safety component, this bimetal disc thermostat monitors supply air temperatures, specifically engineered to open at 200F and close at 160F. This SPST (Single Pole Single Throw) normally closed switch ensures system integrity by interrupting the heating circuit if internal temperatures exceed