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Doug, ASE Certified Technician
Category: Mitsubishi
Satisfied Customers: 6966
Experience:  Mitsubishi employed and Factory trained ASE certified technician
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Mitsubishi Endeavor LS: I just replaced my evaporator core

Customer Question

I just replaced my evaporator core and expansion valve. Vacuumed down the system, drew a vacuum instantly and held for 1 hour afte turning off. Now i cannot the system to take freon even when jumping the pressure switch and forcing compressor to run
Submitted: 2 years ago.
Category: Mitsubishi
Expert:  Doug replied 2 years ago.
What is happening when you try to feed refrigerant while under vacuum, does it take nothing? Or does it take some but not enough etc?