LG LFX28968SW Service Manual - Page 30

Icing Fan Error Er IF

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8-7 Icing Fan Error (Er IF) No Checking flow 1 Reset the unit and Input Test 1 Mode. (Push the button 1 time) 2 Open the refrigerator door and Check the air flow. ※ While an error code is displayed, the fan is not working. 3 Check the Connector. (Frozen caused the PCB short) Result & SVC Action Status SVC Action No windy Go to the 3,4 Windy Go to the 5 4 Check the Fan motor. (Frozen, Lock, ect.) 5 Check the Fan motor voltage. Point Result SVC Action (1)Pin1, (2)Pin3, (3)Pin5 (2) ~ (3) Below 7 V Change the PCB (1) ~ (3) 0 or 5 V Change the motor - 30 -

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- 30 -
8-7
Icing Fan Error (Er IF)
No
1
2
Checking flow
Reset the unit and
Input Test 1 Mode.
(Push the button 1 time)
Open the refrigerator door and Check the
air flow.
※
While an error code is displayed,
the fan is not working.
3
Check the Connector.
(Frozen caused the PCB short)
Result & SVC Action
Status
No windy
Windy
SVC Action
Go to the 3,4
Go to the 5
4
Check the Fan motor.
(Frozen, Lock, ect.)
5
Check the Fan motor voltage.
Below 7 V
0 or 5 V
(2) ~ (3)
(1) ~ (3)
Change the PCB
Change the motor
Point
Result
SVC Action
<CON7>
(1)Pin1, (2)Pin3, (3)Pin5