Always verify the rebuild kit number located on the valve nameplate

Utilizing FKM (Viton) elastomers

you typically require two of these cells or the larger 20-inch variant

Provides a consistent 3 to 6 PSI compression range for reliable spring-return safety functions

Carrier HT31AZ241 Crankcase Heater 328140-751 Always verify the rebuild kitThe Carrier HT31AZ241 Crankcase Heater is a critical OEM replacement part designed for insertion type applications in high capacity compressor systems. Operating at 240 Volts and delivering 200 Watts of heating power, this immersion style heater is specifically engineered to fit Carrier 5H series compressors, including the 5H40 and 5H46 models. By maintaining the oil at an optimal temperature during off cycles, it effectively prevents refrigerant