LG LRSES2706V /01 Service Manual page 56

1. Cube mode doesn't work
2. Crush mode doesn't work
1
Check the loose connection
2
Check the voltage.
(while pushing the lever S/W)
Is voltage correct?
LEVER S/W
CON6
3 rd pin~4 th pin
Not Pushing
CON6
27 th pin~29 th pin
Not Pushing
CON6
3 rd pin~ 19 th pin
Not Pushing
When Push
CON6
4 th pin
~ 19 th pin
Not Pushing
Yes
Change the
No
PCB
CON6
Voltage [V]
0~2V
0~2V
0~2V
11.5~12.5V
(maintain 1s)
0~2V
4
Check the resistance value.
Is Geared Motor resistance as
below?
Auger Motor (RT25
3 rd pin~4 th pin
3 rd pin~ 19 th pin
4 th pin 19
~ th pin
Yes
5
Check the resistance value.
Is Dispenser Motor resistance as
below?
Dispenser Motor
Duct Motor (RT25
rd th
23 pin~24 pin
Yes
6
Explain to customer
56
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Replace
No
Geared Motor
Geared Motor
) Resistance [ohm]
2~3
2~3
2~3
Replace duct
No
Motor
) Resistance [ohm]
8~14ohm