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Duotone terrace — saffron brief on the left, garden-folded ledger on the right.
Constructed for high-temperature resilience
For optimal performance and to prevent oil or debris accumulation in the pilot assembly
because it utilizes SPDT switching
single-throw (SPST) switch operates as a normally closed safety device
it includes two L200-60F limit switches (part number 025-41249-000) to ensure the system operates within safe temperature limits
Lennox 69W57 Pressure Switch 320074-702 Constructed for high-temperature resilienceThe Lennox 69W57 Pressure Switch is a critical OEM replacement part engineered for high efficiency, 2 stage HVAC systems. As a dual stage sensing component, it accurately monitors the differential pressure within the inducer housing to ensure the combustion process is safe before allowing ignition. This Lennox 102737 05 pressure switch features precise factory set parameters, with a high set point of 0. 68" W. C. and a low set point of 0. 30" W. C.,