Johnson Controls D-4073-3 Damper Actuator THPU32HP7Y Can a dirty air filter

Can a dirty air filter cause this limit switch to trip

This ignitor uses a standard 1/2-inch NPT thread to mount directly into the burner housing

The Watts 0887301 (RK 009M2-CK2) is a professional-grade second check repair kit engineered specifically for 1-1/4" and 1-1/2" Watts 009M2 Reduced Pressure Zone (RPZ) backflow preventers

With a temperature range of 15°F to 55°F and a fixed 5°F differential

Industrial Durability: Designed to withstand the high vibration and thermal fluctuations common in packaged rooftop units

Johnson Controls D-4073-3 Damper Actuator THPU32HP7Y Can a dirty air filterThe Johnson Controls D 4073 3 is a robust pneumatic piston damper actuator designed for the precise positioning of dampers in VAV boxes, terminal units, and unit ventilators. Built with a 5 10 PSI spring range and a full 3 inch stroke, this multipurpose device provides reliable proportional or two position control. It features a glass reinforced polymer housing and a 2 way swivel connection to ensure non binding movement during operation. The D 4073 3