In some air conditioning units, we have started to notice that instead of bringing a capillary tube, they bring this type of flow control valve.
The following table shows which flow control should be used in R-22, R-410A and R-422D air conditioners and which vent on them according to what capacity the air conditioning equipment should be.
This type of valve has become very popular when it comes to replacing capillary tubes . It is used to modify the air conditioning system and replace capillary tubes using the Flow Control expansion system .