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12-6-2 SEALED SYSTEM DIAGNOSIS
Very Fast
Inefficient
Compressor
(The equalization test is trying to restart a compressor using a start kit after it has been operating.)
All components operating, No airflow problems, Not frosted up as a defrost
problem has been isolated to sealed system area
Partial
Equalization
Test
Very Slow
Fast
Restriction
Condenser
Temperature
Hotter than Normal
Room Temperature
Air/Low Side
Trace of Oil
No
Undercharge
"Not Cooling" Complaint
problem
Frost
Pattern?
Very Slow
Partial
Complete
Restriction
Faint
Loss of Change
Leak
Yes
Leak
- 70 -
None
Equalization
Test
Very Fast
Cap Tube
Sound
None to Weak
Compressor Not
Pumping