How do I ensure the Viton seal is the right choice for my application

The SPST (Single Pole Single Throw) configuration provides reliable NC (Normally Closed) operation during standard heating cycles

requiring a manual intervention to restart the system

Precision Gas Delivery: The #31 orifice is CNC-machined to provide exact natural gas manifold pressure distribution

usually caused by a failed or out-of-tolerance start capacitor like the S1-024-36283-000

Lennox 17F64 Contactor R-410A How do I ensure theThe Lennox 17F64 Contactor is a heavy duty definite purpose contactor designed for reliable power switching in residential and commercial HVAC units. Engineered with a 3 pole single throw (3PST) configuration, this component is rated for 25 Amp inductive loads and features a 24V AC coil compatible with standard 50 60Hz control circuits. This OEM spec part, often identified by model 104880 02, includes an integrated auxiliary contact (AUX) to provide