Lochinvar & A.O. Smith 100173793 Arm Assembly 340155-7026 This critical combustion component features

This critical combustion component features a precision-engineered #33 orifice

Broad Pressure Range: Adjustable opening point from 70 to 260 PSI accommodates various high-pressure refrigerant requirements

it features a built-in combustion blower relay and is compatible with 24VAC mini-ignitors requiring a 4-second heat-up time

the bronze construction and EPDM seating are compatible with standard water and glycol heating media up to the 250°F threshold

The Carrier LA01AA025 Fan Blade is a precision-engineered condenser fan blade designed for critical cooling applications in HVAC outdoor units

Lochinvar & A.O. Smith 100173793 Arm Assembly 340155-7026 This critical combustion component featuresThe Lochinvar & A. O. Smith 100173793 Arm Assembly is a critical OEM replacement part engineered for high efficiency commercial boilers and heating systems. As a veteran grade gas air arm assembly, this component ensures the precise mechanical alignment necessary for optimal combustion and fluid regulation. Specifically designed for compatibility with Lochinvar Knight series models (including KBN, AWN, and SNA 500), this assembly facilitates the