88 Part Number: 040006847 12/19
Contamination/Cleanup Chart
Symptoms/Findings Required Cleanup
Procedure
No symptoms or suspicion of
contamination
Normal evacuation/
recharging
procedure
Moisture/Air Contamination symptoms
Refrigeration system open to atmosphere
for longer than 15 minutes
Refrigeration test kit and/or acid oil test
shows contamination
No burnout deposits in open compressor
lines
Mild contamination
cleanup procedure
Mild Compressor Burnout symptoms
Oil appears clean but smells acrid
Refrigeration test kit or acid oil test shows
harmful acid content
No burnout deposits in open compressor
lines
Mild contamination
cleanup procedure
Severe Compressor Burnout symptoms
Oil is discolored, acidic, and smells acrid
Burnout deposits found in the compressor,
lines, and other components
Severe
contamination
cleanup procedure
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