Siemens Building Technology 599-01083 Pneumatic Actuator 318973-401 If your diagnostic LED indicates

If your diagnostic LED indicates an open limit and there is no continuity across the terminals when cool

the 14-B ball-type valve is the modern replacement for older spring-actuated blow-off valves used on the 47 and 67 series controls

Optimized Combustion: Helps maintain the correct air-to-fuel ratio

but may utilize updated manufacturing processes for better structural integrity

Siemens Building Technology 599-01083 Pneumatic Actuator 318973-401 If your diagnostic LED indicatesThe Siemens Building Technology 599 01083 is a heavy duty 4 inch pneumatic actuator engineered specifically for technical professionals managing Flowrite 599 Series valves. Designed for high performance modulation in mid sized commercial HVAC systems, this 10 15 PSI pneumatic valve actuator delivers precise control for both liquid and steam service applications. The 3 4 inch stroke length ensures full travel and accurate throttling, while the large