7-2
DIAGNOSIS THROUGH SCHEMATIC
TAB01
RY6
RY5
CN02
RY2
RY1
DOOR SWITCH
OVEN
SENSOR
DOOR LOCK SWITCH
CN04
CN03
CN13
CN14
DLB RY
Tab wire
RY8
SAFETY
V
AL
VE
Latch
Motor
L
L1
N
N
N
IGT
L
N
O.LAMP
Symptom : Sensor error or
no heating (F-1, F-2, F-11)
-. Check : Sensor resistance
(approximately 1.06 kΩ at 65F
~ 1.12 kΩ at 85F
Symptom :
Door lock fail (F-10)
-. Check : related part(
➀
,
➃
)
Symptom :
Oven lamp not operating
-. Check the Lamp coil’s resistance
(Normal: approximately 20~40Ω )
Symptom : no heating(F-11)
-. Check : related part(
➄
,
➅
)
Symptom : Oven hot(F-6)
-. Check : All heater relays are
open/short
1
3
4
2
5
6
For Model
Product Code
LRG3091ST/02 FG4124ES.FS2ELGA
LRG3091SB/02 FG4124EB.FB2ELGA
LRG3091SW/02 FG4124EW.FW2ELGA
LRG3091ST/03 FG4124ES.FS3ELGA
LRG3091SB/03 FG4124EB.FB3ELGA
LRG3091SW/03 FG4124EW.FW3ELGA
Summary of Contents for LRG3091SB
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