If cleaning the assembly does not restore a steady pilot flame that properly blankets the sensor

This unit is specifically built to meet California Title 24 economizer fault indication requirements

it ensures seamless backward compatibility for older Honeywell temperature control systems

It supports multi-tap blower motors with designated spade terminals for high (black)

When performing the installation

Nordyne 669681R TXV Valve 322838-754 If cleaning the assembly doesThe Nordyne 669681R TXV Valve is a critical engineering component designed for high precision refrigerant metering in 3 ton R410A refrigeration systems. This TR6 3L thermal expansion valve utilizes a balanced port design to maintain optimal superheat across varying load conditions, ensuring the evaporator coil operates at peak thermal efficiency. Built with a robust bronze body, this OEM HVAC replacement part is engineered to withstand the rigorous