LG LBC24360ST Service Manual - Page 54

Sealed System Diagnosis

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11-6-2 SEALED SYSTEM DIAGNOSIS "Not Cooling" Complaint All components operating, No airflow problems, Not frosted up as a defrost problem problem has been isolated to sealed system area Partial Frost pattern on evaporator None Very Fast *Equalization Test Very Slow Very Slow *Equalization Test Inefficient Compressor Fast Partial Restriction Complete Restriction Very Fast Condenser Temperature Hotter than Normal Faint Cap Tube Sound Room Temperature Air/Low Side Leak Trace of Oil Yes None to Weak Loss of Change Compressor Not Pumping No Leak Undercharge (The equalization test is trying to restart a compressor using a start kit after it has been operating.) 54

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11-6-2 SEALED SYSTEM DIAGNOSIS
“Not Cooling” Complaint
All components operating, No airflow problems, Not frosted up as a defrost
problem
problem has been isolated to sealed system area
Frost pattern
on evaporator
Partial
*Equalization
Test
Very Slow
None
*Equalization
Test
Very Fast
Fast
Very Fast
Inefficient
Compressor
Partial
Restriction
Complete
Restriction
Condenser
Temperature
Cap Tube
Sound
Yes
No
Air/Low Side
Leak
Loss of Change
Very Slow
Faint
Hotter than Normal
None to Weak
Room Temperature
Compressor Not
Pumping
Trace of Oil
Undercharge
(The equalization test is trying to restart a compressor using a start kit after it has been operating.)
Leak
54