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Check

protection

logic

Check IPM Fault or

LED blinking 7

times(IPM Fault)

Compressor is not

activated

Check Point A short

circuit IPM output

>80V-20%

Replace PCB

Re-confirm

inspection

procedure

Visual

verification of

IPM burn

Power

Reset

3. LED blinking 7 times (IPM Fault)

Actions for each TRIP and the number of LED blinking

FFOknilB Blink Blink Blink Blink Blink Blink

Cause: IPM Short, defect(burned or damaged)

Objective: Protection of the over-current caused by IPM short or defect.

Actions: Visual verification of IPM burn when COMP is not in operation. Check whether

there is a short circuit in U, V, or W part.

Replace PCB

GND

- 16 -

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LG LTCS24223B /04 Specifications

General

Type	freestanding
Style	top freezer
Color	black, smooth black
Total Capacity	23.8 cubic feet
Refrigerator Capacity	6.2 cubic feet
Freezer Capacity	6.20 cubic feet
Humidity Controlled Crispers	yes
Defrost System	automatic
Quick Freeze	no
Number of Refrigerator Door Bins	yes
Temperature Control	digital
Interior Light	led
Ice Maker	yes
Water Filter	no
Air Filter	no
Door Alarm	yes
Smart Home	no
Annual Energy Consumption	501 kilowatt hours
Voltage	120 volts
Current	20 amperes