Heatcraft Refrigeration 4402S Heater 326058-757 Technicians should look for pitted

Technicians should look for pitted or welded contacts

The VAL4222 is specifically calibrated for the pressure-temperature characteristics of R22

Fast Field Calibration: Designed for quick adjustment

providing a factory-sealed interface that prevents bypass air and leaks

Can I use a universal pressure switch instead of the B1370208

Heatcraft Refrigeration 4402S Heater 326058-757 Technicians should look for pittedThe Heatcraft Refrigeration 4402S is a high output electric defrost heater engineered for heavy duty commercial evaporation units. As a veteran grade OEM replacement part, this 70 inch tubular element delivers a consistent 1200 watts at 230V, ensuring rapid frost dissipation in walk in freezers and cold storage environments. Designed for seamless integration with Bohn, Larkin, Climate Control, and Chandler evaporator coils, the 4402S maintains optimal