Johnson Controls T-4002-9009 Pneumatic Thermostat Els PW 17895 this manual stem kit allows

this manual stem kit allows for physical actuation of the valve during system evacuation

Look for visible signs of "swarf" or metallic debris near the hub

Dual-Stage Calibration: Expertly tuned at -0

5 inches wide

Johnson Controls T-4002-9009 Pneumatic Thermostat Els PW 17895 this manual stem kit allowsThe Johnson Controls T 4002 9009 Pneumatic Thermostat is a high volume output single temperature controller specifically designed for facility managers and HVAC technicians who require precise proportional control in commercial settings. Operating on a reverse acting sequence, this thermostat increases its branch line pressure as the ambient temperature decreases, making it ideal for managing heating and cooling applications through 2 pipe pneumatic