Heatcraft Refrigeration 28910104 Control Board Freon Rated for temperatures up to

Rated for temperatures up to 180°F and a maximum working pressure of 125 PSI

While some technicians may attempt to bypass this by cutting the JW1 jumper to allow immediate shut-off

System Protection: Provides essential high-limit detection to prevent heat exchanger damage and hazardous operating conditions

there is no differential adjustment

The ASCO 8214G236 Solenoid Valve is a high-performance 2-way normally closed gas shutoff valve designed specifically for low-pressure fuel gas service in commercial and industrial settings

Heatcraft Refrigeration 28910104 Control Board Freon Rated for temperatures up toThe Heatcraft Refrigeration 28910104 Control Board is a critical replacement component designed for Quick Response Controller (QRC) systems. This QRC Ctrl Board features V4. 4 Firmware, offering enhanced logic for demand defrost cycles and precise evaporator fan management. Engineered for high stakes commercial refrigeration maintenance, this board optimizes system efficiency by monitoring ambient and coil temperatures to prevent unnecessary energy