York 025-35139-000 Crankcase Heater 321894-708 Precision Adjustments: Includes essential gauges

Precision Adjustments: Includes essential gauges and tools designed specifically for fine-tuning setpoints on HVAC thermostats and sensitive pneumatic actuators

across Lennox

this unit effectively prevents downstream contamination and equipment corrosion by stripping water vapor from 25 SCFM airflows

By utilizing authentic OEM HVAC replacement parts

this SP12189 assembly provides the exact static pressure requirements specified by the manufacturer for optimal combustion efficiency and system reliability

York 025-35139-000 Crankcase Heater 321894-708 Precision Adjustments: Includes essential gaugesThe York 025 35139 000 Crankcase Heater is a critical OEM component designed to maintain optimal compressor sump temperatures in York HVAC systems. This compressor heater is specifically engineered to prevent refrigerant migration during the off cycle, ensuring that refrigerant does not condense in the compressor oil. As a veteran technician knows, preventing liquid slugging at startup is essential for maintaining internal lubrication and protecting