7-3
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Only training and service purposes
DIAGNOSIS THROUGH SCHEMATIC
Symptom : no heating(F-9)
-. Check : related(
➁
,
➃
)
WIRE COLORS
SYMBOLCOLOR
WH WHITE
BK BLACK
RD RED
YL YELLOW
PK PINK
BL BLUE
BN BROWN
GN GREEN
GY GRAY
OR ORANGE
Symptom :
Oven lamp not operating
-. Check the Lamp coil’s resistance
(Normal: approximately 20~40Ω )
Symptom : Oven hot(F-6)
-. Check : All heater relays are
open/short
1
2
3
4
Symptom :
Door lock fail (F-10)
-. Check : related part(
➀
)
Symptom : Sensor error or
no heating (F-1, F-2, F-9)
-. Check : Sensor resistance
(approximately 1.06 kΩ at 65F
~ 1.12 kΩ at 85F