
7-8
TROUBLESHOOTING
Plug in the unit
Range Of resistance
Heater
Resistance[Ω]
Approximately
Upper Inner Broil
22.5
Upper Outer Broil
36.9
Upper Bake
22.5
Upper Convection
27.9
※ Lower heater is same.
Yes
Go to No 5
Is the value of thermistor
normal? (Refer below)
Check with the test mode
To enter the test mode, follow
these steps:
(1) press the CLEAR button
(2) press the BAKE and BROIL buttons at the same
time.
(3) press the BAKE and BROIL buttons at the same
time again.
(4) press the NUM 3 button
Normal: Thermistor value at room temp is from 70℉
to 90℉
No
Yes
3
Current temp
Unplug the unit
Replace the
defective
Thermistor
Is the resistance of
thermistor normal?
Check:
Pins 4 and 5 of CN31 and pins 5 and 6 of
CN32 in main PCB
Normal- approximately 1.09kΩ at 25℃
Yes
No
4
CN31
CN32
5
Replace the Relay PCB.
If the unit does NOT work even though the
Relay PCB in changed,
you should replace
the Main PCB
Summary of Contents for LWD3063BD
Page 38: ...5 1 Composition of control Wiring Diagram LWD3063ST 00 LWD3063BD 00 ...
Page 39: ...5 2 Composition of control Wiring Diagram LWD3063ST 01 LWD3063BD 01 ...
Page 76: ...9 1 SCHEMATIC DIAGRAM LWD3063ST 00 LWD3063BD 00 ...
Page 77: ...9 2 SCHEMATIC DIAGRAM LWD3063ST 01 LWD3063BD 01 ...
Page 80: ...9 5 Bake Roast mode Self Clean mode ...
Page 81: ...9 6 Warm Proof mode ...
Page 85: ... EV CONTROLLER PARTS 2381 2050 2119 2118 W258 260M 2055 3006 260B 2042 2041 2043 2044 ...
Page 89: ......