Carrier HT32CH231 Crankcase Heater 321894-709 Does it matter which direction

Does it matter which direction the water flows

open-style construction and clockwise rotation make it a standard drop-in for technicians dealing with high-voltage single-phase systems where reliability under continuous load is non-negotiable

Key Benefits Direct OEM Compatibility: Precisely matches Lochinvar 100109424 and A

Common Questions & Troubleshooting: How do I adjust the temperature range on this control

this component features a 1/2" inlet and a 3/8" outlet

Carrier HT32CH231 Crankcase Heater 321894-709 Does it matter which directionThe Carrier HT32CH231 Crankcase Heater is a critical OEM replacement part designed to maintain optimal compressor health in specialized HVAC and refrigeration systems. This 240V, 40W heater functions as a belly band heater, wrapping around the base of the compressor to stabilize oil temperature during the off cycle. By keeping the lubricant warm, it prevents refrigerant migration and subsequent oil dilution, which are primary causes of liquid slugging