Johnson Controls T-4506-203 Thermostat Refrigerant technicians typically inspect and replace

technicians typically inspect and replace the associated housing gasket during installation to prevent oil leaks

This unit requires a 5 MFD / 370 VAC capacitor for proper operation

the 93J39 is identical to 93J3901

use a multimeter to check for continuity across the SPST switch terminals

Can this be used for both natural gas and propane heaters

Johnson Controls T-4506-203 Thermostat Refrigerant technicians typically inspect and replaceThe Johnson Controls T 4506 203 is a professional grade dual temperature pneumatic thermostat engineered for high performance HVAC control systems requiring direct acting logic. Designed for horizontal mounting, this unit facilitates seamless day night or heating cooling transitions with a 17 psig switchover pressure. With a robust 400 SCIM flow capacity and a highly efficient 20 SCIM air consumption rate, the T 4506 203 ensures precise terminal