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Duotone terrace — saffron brief on the left, garden-folded ledger on the right.
Whether you are troubleshooting air temperature fluctuations or a complete system lockout
Is this harness compatible with multiple York models
How often should this O-ring be replaced
The most common failure points are restricted airflow (often from dirty filters or a failing blower)
As a single-phase motor
Lochinvar & A.O. Smith 100072937 Harness Wire 328140-751 Whether you are troubleshooting airAs a seasoned technician, you know that intermittent communication errors in high efficiency systems often trace back to compromised low voltage paths. The Lochinvar & A. O. Smith 100072937 Harness Wire is a critical OEM replacement part designed to restore the electrical integrity of your condensing water heater or HVAC unit. Specifically engineered for the Lochinvar OA400 801 series and various A. O. Smith residential and commercial models, this