the 165302 head mechanism features a robust 10-bolt flange design that ensures a leak-proof seal under extreme thermal cycling

Veteran techs recognize the Trane DHY1473 as the direct OEM replacement for the discontinued DHY0152 and the older DHY00095

Common Questions Is this part compatible with my specific Lochinvar Knight model

it regulates blower motor speed timing and flame sensing current to ensure stable furnace operation throughout the heating season

If your existing mounting screws are stripped or corroded

Lennox 10K56 Switch 320074-702 the 165302 head mechanism featuresThe Lennox 10K56 High Pressure Manual Reset Switch is a critical safety component designed for Lennox HVAC systems to prevent compressor damage due to excessive head pressure. This high pressure cutout switch features a single pole, single throw (SPST) configuration, engineered to open the circuit when system pressure exceeds the factory preset, requiring a physical manual reset to resume operation. This ensures a technician can diagnose the root