Key Benefits Precision Machining: Ensures an exact fit within the valve assembly to prevent mechanical play and maintain accurate stroke control

Enhanced HVAC Safety: Reliable combustion air verification prevents improper ignition and venting failures

This 220110-029 assembly is a specific Trion-manufactured part used in Carrier HE2000 units

which may result from a dirty air filter

Built for the rigorous demands of industrial unit heaters like the Reznor UDAP-75 and the UDAS series

Watts R119-04B Regulator Els PW 17895 Key Benefits Precision Machining: EnsuresThe Watts R119 04B Regulator (also identified as model 0497671) is a heavy duty, 1 2" NPT high flow pneumatic control designed for rigorous industrial air preparation. Engineered with a diaphragm operated design and a balanced poppet, this unit ensures rapid response times and stable secondary pressure regulation even during significant fluctuations in upstream flow. Supporting a maximum inlet pressure of 300 PSI, this regulator is optimized for a