Do I need to replace my expansion valve?
If the clutch failed there is no reason to replace the expansion valve. If it was the bearing, then you may or may not need to replace the expansion valve, depending on whether or not metal shavings were introduced into the refrigerant system.
How do I know if my expansion valve is bad?
4 Symptoms of a Bad A/C Expansion Valve (& Replacement Cost)
- #1 – Poor Air Conditioning Performance.
- #2 – Inconsistent Airflow From Vents.
- #3 – Air Conditioning Constantly Running.
- #4 – Frost Forming on A/C Compressor or Vents.
How long should I vacuum my AC?
With a vacuum pump connected to both, low and high air conditioning system sides pull a deep vacuum for at least 5-45 minutes. A vacuum of about 500 microns or 29.92 hg gauge pressure is needed for removing any moisture that may have entered the system along with the non-condensable gases while it was open.
When does an expansion valve need to be replaced?
Unless the compressor failed internally, sending debris/burnt oil throughout the AC system, the expansion valve doesn’t require replacement.
How do you recover an air conditioner expansion valve?
Step 2 Recover the refrigerant. You can connect the recovery system directly to the car, or connect it via the manifold gauges. Refrigerant is recovered using the low pressure port on the system. Open the valve on the storage tank, turn on the switch and let the machine chug away until it sounds an alarm.
Can a valve be replaced in an air conditioner?
Diagnosing your car’s air conditioning system may reveal that your expansion valve or the orifice tube needs to be replaced. Replacing an expansion valve requires special equipment and there are a number of laws regarding handling refrigerants.
Do you have to take frigin dash off to replace expansion valve?
You have to take the frigin dash off in order to replace it!!! So, since it appears that there is nothing internally wrong with the a/c, do I really need to replace the expansion valve? NO !!! you do not. There are ways to troubleshoot expansion valves, look on youtube.