Leak Prevention: High-density material reduces the risk of pressure signal loss

This kit is engineered specifically for Emerson Alco 200RB and 200RD series valves from port sizes 2 through 6

This VG7000 series valve is designed for high-cycle life

Manual Override: Equipped with a manual adjustment crank (5° to 85°) for commissioning and emergency positioning without power

Replacement intervals depend on environmental air quality and system demand

Lennox 97M78 Kit 321702-401 Leak Prevention: High-density material reducesThe Lennox 97M78 Kit RFC is a critical field replacement component designed specifically for precise refrigerant flow control in high efficiency cooling systems. This RFC orifice assembly features a 0. 076 inch bore diameter, engineered to maintain accurate pressure drops across the evaporator coil for optimal thermal exchange. As a direct OEM replacement part, the 97M78 ensures mid range residential and light commercial units operate within factory