Emerson Alco 071155 Cage Assembly 30067439-890 ensuring the HVAC temperature sensor

ensuring the HVAC temperature sensor delivers accurate data to the control board to prevent system lockout

ensuring all critical communication components between the sensors and the logic board are new

Skin oils cause hot spots on the surface

System Optimization: Regulates the timing of the 95V hot surface igniter and blower speeds to maintain peak heating efficiency

High-performance RPTFE seats and an adjustable packing gland ensure long-term sealing integrity under thermal cycling

Emerson Alco 071155 Cage Assembly 30067439-890 ensuring the HVAC temperature sensorThe Emerson Alco 071155, also identified as the X9117B8B cage assembly, is a critical internal component engineered for high capacity TER series expansion valves. Designed for versatility across multiple refrigerants, this assembly delivers a 35 ton nominal capacity when utilizing R22 or R407C. For alternative systems, it provides 25 tons for R134a, 21 tons for R404A R502 R526, and 20 tons for R 12 applications. As a drop in replacement part, the X