Description
This is a brand new OEM Lennox Armstrong Ducane upgraded TXV Expansion Valve. It replaces the part numbers listed below.
The thermostatic expansion valve controls one thing only: the rate of flow of liquid refrigerant into the evaporator. This is achieved by monitoring temperature and pressure in the refrigerant system.
Replaces:
103366-01 15M1701
![Difficulty Level Difficulty Level](https://cdn11.bigcommerce.com/s-tlvaz3y/product_images/uploaded_images/Wheel-4.jpg)
Repair Difficulty Level
![](https://cdn11.bigcommerce.com/s-tlvaz3y/product_images/uploaded_images/new-banner-2019-rounded.png)
![](https://cdn11.bigcommerce.com/s-tlvaz3y/product_images/uploaded_images/new-logo-opaque.png)
Partial list of Model numbers that use this part:
Use Ctrl+F and enter your model number for a quick search.