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Power Strokes
6.7 Tech
A/C woes
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[QUOTE="04cr450, post: 1470666, member: 12074"] Basically when your refrigerant pressures are low, you are not getting a full column of liquid going to the orifice before reaching the evaporator coil, ie: no subcooling. You need a full liquid column of refrigerant to create this and have a saturated vapor going to the evaporator coil. Which to make this short drives the refrigerant pressures up esp on the high side. Where your psi's are at now at that high outside temp- there is zero to little subcooling and the system will not efficiently operate Disclaimer: if you add refrigerant and yourn pressures do NOT come up.. you have other issues associated in the system. I can walk you you thru this as well but let's start off with the obove [/QUOTE]
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