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ensure the spark gap is set correctly and the pilot tube fittings are torqued to prevent gas leaks during the boiler maintenance cycle
making it suitable for modern HFC systems
this fan timer board is the primary diagnostic focus for resolving logic-based airflow malfunctions
As a direct replacement for 5H79441-3
Carrier HK02ZA365 Pressure Switch 319847-401 ensure the spark gap isThe Carrier HK02ZA365 is a critical safety component designed for high pressure monitoring in residential and commercial condensing units. This OEM high pressure switch is calibrated with a precise cut out set point of 365 PSI and a cut in reset of 200 PSI, ensuring the compressor remains protected against thermal overload and refrigerant circuit imbalances. Built to Factory Authorized Parts standards, it maintains the exact response tolerances