LG LBC24360ST Service Manual - Page 23
Defrost Heater Error dH E
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7-5 Defrost Heater Error (dH E) No Checking flow Result & SVC Action 1 Check the Door gasket. Part Result SVC Action 2 1.- Check for loose connection in defrost control part connector. Fuse-M 0Ω Other Go to the 3 Change Fuse-M 2-. Check resistance of defrost control part. Fuse M Def' Heater 34 ~ 42 Ω Other Go to the 3 Change Fuse-M Def' Sensor Def' Sensor 21 Ω↓ Other Go to the 3 Go to the 5 Def' Heater 3 Input Test 3 Mode. (Push the button 3 times) 1.- Check for loose connection in CON3. 4 2-. Check voltage between wires Blue to Red. Result 112 ~ 116 V 0 V SVC Action Go to the 5 Replace Main PCB 5 Release the test mode. Push the button 1 times. (Normal) 23
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7-5
Defrost Heater Error (dH E)
Fuse-M
Def
’
Heater
Def
’
Sensor
0
Ω
Other
34 ~ 42
Ω
Other
21
Ω
↓
Other
Go to the 3
Change Fuse-M
Go to the 3
Change Fuse-M
Go to the 3
Go to the 5
Part
Result
SVC Action
No
1
2
Checking flow
Check the
.
Door gasket
3
Input Test 3 Mode.
(Push the button 3 times)
4
Result & SVC Action
5
Release the test mode.
Push the button 1 times. (Normal)
Result
112 ~ 116 V
0 V
SVC Action
Go to the 5
Replace Main PCB
<Drawer Model>
<Swing Model>
Def’
Sensor
Fuse M
Def’
Heater
1.- Check for loose connection in defrost
control part connector.
2-. Check resistance of defrost control part.
1.- Check for loose connection in
.
2-. Check voltage between wires
.
CON3
Blue to
Red
23