DOWNLOAD LG 31513 Service Manual ↓ Size: 22.7 MB | Pages: 54 in PDF or view online for FREE

Model
31513
Pages
54
Size
22.7 MB
Type
PDF
Document
Service Manual
Brand
Device
Washing Machine
File
31513.pdf
Date
PREV: LG 31512 Service Manual

LG 31513 Service Manual ▷ View online

45
5-4. PUMP MOTOR ASSEMBLY
Wiring
diagram
Test 
points
and
Result
Circuit in the MAIN PCB
Wiring Diagram
(1) (2)
Result
10.9 Ω±5%
Remarks
Resistance
Test Points
(1) to (2)
46
5-5. INLET VALVE ASSEMBLY
Wiring
diagram
Function
Test
points
and
Result
Circuit in the MAIN PCB
Wiring diagram
INLET VALVE
Inlet valve driving circuit
Test 
Points
Result
(1)-(2)
24±10% [Ω]
Depending on the cycle and water temperature, the controller will energize the hot or cold water 
valve solenoids to meet the selected water temperature.
After unplugging the connector of the defective valve, check the resistance.
(1) (2)
(2)
(2)
(2)
(2)
(1)
(1)
(1)
(1)
* All valves operate at 13.5 VDC.
47
5-6. THERMISTOR ASSEMBLY
Wiring
diagram
Function
Test
points
Circuit in the MAIN PCB / Wiring Diagram
Wash Thermistor
The thermistor (temperature sensor) is used to monitor water temperature in the tub.
MAIN PCB
(2)
(1)
48
Result
Wash Thermistor
The lowest 
limit
standard The upper 
limit
70.519
46.997
22.285
15.803
6.984
5.180
76.531
50.584
23.623
16.635
7.471
5.573
82.848
54.307
24.978
17.467
7.971
5.981
Test Points
(1) to (2)
Remarks
Result [㏀]
At 86℉ (30℃)
At 104℉ (40℃)
At 140℉ (60℃)
At 158℉ (70℃)
At 203℉ (95℃)
At 221℉ (105℃)
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