Carrier HT32BH970 Crankcase Heater 320735-701 A professional inspection is required

A professional inspection is required to verify the integrity of the 2921307S heat exchanger

minimizing the need for extensive field adjustments during installation

specifically engineered to provide a high-tolerance seat between the header and the exchanger

Factory-calibrated with a 170°F fixed setting

Carrier HT32BH970 Crankcase Heater 320735-701 A professional inspection is requiredFor service technicians managing Carlyle SC SR75 94 compressors or standard Carrier 50AK and 50AJ series units, the Carrier HT32BH970 Crankcase Heater is a critical 120V line voltage component for maintaining lubrication integrity. This belt type compressor heater is specifically engineered to provide 70 watts of consistent thermal energy, preventing refrigerant migration and subsequent compressor oil dilution during the system's off cycle. By