Lochinvar & A.O. Smith 100173793 Arm Assembly L99H008 Does this control manage the

Does this control manage the system and DHW pumps

What air handler models are compatible with the 40RM500074

Use the central clockwise minute hand to set the current time of day

optimized for the airflow requirements of standard PTAC chassis

although it is optimized for gradual positioning thanks to the built-in positioner

Lochinvar & A.O. Smith 100173793 Arm Assembly L99H008 Does this control manage theThe 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