Johnson Controls T-4756-202 Thermostat R-410A Technicians often see the furnace

Technicians often see the furnace blower running constantly or the unit short cycling

This core is designed for use in refrigeration and air conditioning systems utilizing standard refrigerants like R-22

requiring a technician to physically inspect the system and clear the fault before the unit can resume operation

The Maxitrol RV48-3/4 is a professional-grade rubber seat poppet gas regulator engineered for precision pressure control in high-demand residential and commercial appliance applications

always verify the rating on the motor nameplate during installation

Johnson Controls T-4756-202 Thermostat R-410A Technicians often see the furnaceThe Johnson Controls T 4756 202 is a high performance pneumatic heating cooling thermostat designed for precision control in commercial HVAC systems. This dual temperature pneumatic thermostat features high volume output capability, ensuring responsive actuation of terminal devices like valves and dampers. Operating with a 15 psig direct acting heating signal and 20 psig reverse acting cooling signal, the T 4756 202 is engineered for vertical mounting