LG LFX28968SW Service Manual - Page 49
Door Switch, Function, How to, Measure, <Switch, Freezer>, <Switch, Refrigerator>,
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11-4 Door Switch Function How to Measure The switch senses if the door is open or closed. - When the door open, lamp on. - When the door open, the switch give information to Micom. When the door open, internal contact operate on and off moving plunger of door switch up and down. Button (Plunger) 12 34 1 2 34 34 21 Standard Beep Beep Check the resistance between connectors 1, 2 and 3, 4 .It means check whether or not applying an electric current. If there is resistance, the switch is good. Multimeter beep - Switch F,R Nomal Beep or 0Ω Push the button(Plunger) None (∞Ω) - 49 -
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11-4 Door Switch
Function
The switch senses if the door is open or closed.
-
When the door open, lamp on.
-
When the door open, the switch give information to Micom.
When the door open, internal contact operate on and off moving plunger of door switch up
and down.
How to
Measure
<Switch, Freezer>
<Switch, Refrigerator>
Check the resistance between connectors 1, 2 and 3, 4 .It means
check whether or not applying an electric current. If there is
resistance, the switch is good.
Standard
Beep
Beep
Multimeter beep – Switch F,R
Nomal
Beep or 0
Ω
Push the button(Plunger)
None (
∞
Ω)
Button
(Plunger)
1
2
3
4
3
4
2
1
1
2
3
4