Johnson Controls T-4002-204 Pneumatic Thermostat 30067439-890 Is a vent line required

Is a vent line required for indoor installation

this component is specifically machined for a 1/2 inch motor shaft

the 3-amp fuse is integrated for circuit protection and is typically not intended for field replacement

HVAC refrigerant filter

Johnson Controls T-4002-204 Pneumatic Thermostat 30067439-890 Is a vent line requiredThe Johnson Controls T 4002 204 is a professional grade, high volume output pneumatic thermostat engineered for precise temperature regulation in demanding commercial and industrial environments. This reverse acting pneumatic thermostat is designed specifically for vertical mount orientations, providing a proportional output signal to modulate pneumatic valves and damper actuators. It operates within a standard 55 85F dial range, utilizing a single