This can happen if at the time of loading it, not enough empty was not done or if the refrigerant that was in the test system was completely withdrawn by at least 20 minutes of vacu What one can suspect a vehicle problem, it can be said that before loading the technician, he must ensure that everything is in order such as the condenser, the evaporated, r the separating filter, the compressor, the dosing valve, and the pressure switch among others.
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