LG LRMVS3006 Series Service Manual

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Defrost Heater Error (F dH)
1
Replace the
Door gasket
Check the Door gasket .
Is door gasket damaged?
Yes
No
2
Check the Defrost control part.
Is heater resistance 42~50Ω ?
No
Yes
Change
Fuse-M
4
Check the Heater Voltage.
Is voltage 112~116V?
Yes
3
Check the Defrost control part.
Is Defrost Sensor resistance
22k↑or OFF?
OFF
22k↑
Replace
product
Input Test 3 Mode
(Push the button 3 times)
1. Check the
input Voltage
2. Replace
Main PCB
5
Check the Heater Voltage.
Is voltage 0V?
Yes
Input Test 1 Mode
(Push the button 1 times)
Replace
Main PCB
No
No
RESISTANCE [Ω]
TEST MODE 1
CON9
5th pin ~ 13th pin
42~50Ω
CON4
22nd pin ~ 21st pin
Resistance [Ω]
23ºF / -5ºC 38k
32ºF / 0ºC30k
41ºF / 5ºC24k
50ºF / 10ºC 19.5k
59ºF / 15ºC 16k
Voltage [V]
TEST MODE 3
CON9
5th pin ~ 13th pin
112V ~ 116V
Voltage [V]TEST MODE 1
CON9
5th pin ~ 13th pin
0V
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LG Electronics Inc. All rights
reserved. Only training and service purposes.

LG LRMVS3006 Series Specifications

General

Brand	LG
Model	LRMVS3006 Series
Category	Refrigerator
Language	English