If the switch is cool (below 175°F) and shows an open circuit when it should be closed

The gasket features a 5-hole mounting pattern and is historically provided in a grey composite material designed for standard industrial and residential boiler housing fits

Superior Acid Neutralization: Formulated with a high-performance desiccant blend to remove corrosive acids typically generated during a compressor burnout

making it the standard specification for precise electrical regulation in high-demand HVAC equipment

providing technicians with a reliable solution for isolating fuel flow during maintenance

Trane VAL8844 TXV 321702-401 If the switch is coolEnsure precise refrigerant metering with the Trane VAL8844 TXV, a genuine OEM thermal expansion valve specifically engineered for 1 ton residential and light commercial cooling systems. This high performance valve is designed to modulate R410A refrigerant flow dynamically, maintaining optimal superheat levels and protecting the compressor from liquid slugging. Featuring a 3 8 inch inlet and a 1 2 inch outlet with female connections, the VAL8844