LG MC-3182NBR Service Manual page 29

(TROUBLE 8) Display shows error mode
CONDITION
Display shows
"E01"
CONDITION
Display shows
"E02"
CHECK
Check the
connnection
between
thermistor and
P.C.B. assembly
Check the
thermistor
CHECK
Check the
connnection
between
Thermistor and
P.C.B. assembly
Check the
thermistor
Check the heater
RESULT
No continuity Loose connection
Continuity
Defective thermistor
Abnormal.
(Thermistor shorted)
Defective
Normal.
P.C.B Assembly
RESULT
No continuity Loose connection
Continuity
Defective thermistor
Abnormal.
(Thermistor opened)
Normal.
Defective heater
Abnormal.
(Heater opened)
Defective
Normal.
P.C.B. Assembly
5-19
CAUSE REMEDY
Connect them
tightly
Replace the
thermistor
Replace the
P.C.B. assembly
CAUSE REMEDY
Connect them
tightly
Replace the
thermistor
Replace the
heater
Replace the
P.C.B. Assembly