View Full Version : car a/c
SUBCOOLING
20-05-2008, 04:10 PM
i am working on a cars a/c system running on 134a if its let to run for 15mins or more frost forms on the vents ive never seen this before:cool:
The Viking
20-05-2008, 05:40 PM
Lack of airflow through evaporator?
Brian_UK
21-05-2008, 12:36 AM
Check the pollen filter.
Major Phucup
21-05-2008, 10:26 AM
possibly high humidity in cabin
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