Soleus Air PE3-12R-03 Expansion Valve

Your AC unit would probably blow heated air if the expansion valve was broken. An expansion valve lets the coolant to expand into its normal low-pressure vapor state from a liquid.

Symptoms of a bad refrigerant expansion valve

Check eBay to see if your expansion valve is in stock!
Before you decide on buying or ordering do your best and cross-check the correct model and also make a visual comparison in order to be sure the proper replacement expansion valve is the one being purchased. It can be quite simple to replace a expansion valve on your Soleus Air PE3-12R-03 as long as you have previous experience and have the proper tools to do the job.
Feel free to download your manual for help.
Check eBay for your expansion valve!