Read LG JUPITERCUT Service Manual online
COMPONENT TESTING TIPS
7
Component
Test procedure
Check result
Remark
The state that
knob is Pressed is
opposite to open
condition
knob is Pressed is
opposite to open
condition
Measure resistance of the
Following terminal
1) Door switch knob : open
Following terminal
1) Door switch knob : open
Measure resistance of the
Following terminal
Following terminal
Measure resistance of the
Following terminal
Following terminal
Measure capacitance of
Terminal to terminal
Terminal to terminal
2)Door switch Knob : close
DC 12V
Power on
Check the
voltage in
terminal.
voltage in
terminal.
Measure resistance of the
Following terminal
Following terminal
Red housing
-.2wire (BL & RED)
-.2wire (BL & RED)
Red housing
-.2wire (BL & RED)
-.2wire (BL & RED)
8.LED Lamp.asm
9.Compressor set
10.OLP
11. Cooling fan
12. Comp capacitor
7. Door S/W
Resistance value < 1Ω
Resistance value ÷
Resistance value ÷
Resistance value < 1Ω
Terminal : “COM”- “NC”
(1-3)
Terminal : “COM”- “NO”
(1-2)
(1-3)
Terminal : “COM”- “NO”
(1-2)
Terminal : “COM”- “NC”
(1-3)
Terminal : “COM”- “NO”
(1-2)
(1-3)
Terminal : “COM”- “NO”
(1-2)
1
2
1
2
Measure resistance of the
Following terminal
Following terminal
1
2
Measure resistance of the
Following terminal
Following terminal
DC 12V
Start-up Voltage: Up 6V
Rate current: 0.5A + 10%
Locked current: Under 1A
Start-up Voltage: Up 6V
Rate current: 0.5A + 10%
Locked current: Under 1A
Resistance value(25
Resistance: 8.64
7%Ω
RED & BLUE
Resistance: 2.59
Resistance: 2.59
7%Ω
BL & RED
1
2
1
Resistance value
1
2
1
2
1
2
Terminal : “C”- “R” at 25
Terminal : “C”- “S” at 25
Measure resistance of the
Following terminal
Following terminal
1
Terminal : “1”- “3” at 25
Capacitance value : 35 1.75
Check resistance
Stanby condition : 11.5Ω
(25 )
Comp operation condition :
35~38Ω (25 )
(25 )
Comp operation condition :
35~38Ω (25 )
1
2
16
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