Koolaire STH045 8/15 Technician's Handbook page 114

Symptoms/Findings
No symptoms or suspicion of
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
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
Severe Compressor Burnout symptoms
Oil is discolored, acidic, and smells
Burnout deposits found in the
compressor, lines, and other
114
Contamination/Cleanup Chart
contamination
compressor lines
compressor lines
acrid
components
Required
Procedure
evacuation/
recharging
procedure
contamination
procedure
contamination
procedure
contamination
procedure
Part Number STH045 8/15
Cleanup
Normal
Mild
cleanup
Mild
cleanup
Severe
cleanup