Johnson Controls M9220-HGA-3 Actuator 318973-401 Why is a crankcase heater

Why is a crankcase heater necessary for York systems

Durable Construction: High-grade materials resist the corrosive effects of stagnant condensate and HVAC chemicals

This product is a direct replacement for Honeywell part number 31462750 and is used across various 10-inch circular recorder platforms

providing a robust solution for contractors servicing aging Barber Colman infrastructure or installing new Schneider Electric specified air-side components

Its rugged aluminum construction and high-grade internal components ensure long-term reliability in demanding HVAC gas piping environments

Johnson Controls M9220-HGA-3 Actuator 318973-401 Why is a crankcase heaterThe Johnson Controls M9220 HGA 3 is a high torque, spring return direct coupled actuator engineered for precise control of dampers and valves in demanding HVACR environments. Delivering 177 lb in torque, this proportional actuator supports 24Vac Vdc power inputs and accepts 0 10Vdc, 2 10Vdc, or 0(4) 20mA control signals via an external 500 Ohm resistor. Designed for versatile field integration, it features adjustable zero and span settings, allowing