LG Multi-Inverter Type

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5. Trouble Shooting

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Only for training and service purposes

LGE Internal Use Only

LEV Openness

(Pulse)

COMP Frequency

(Hz)

Toff(105) °C

T1(90) °C

T2(95) °C

OFFNormal

OFF ControlNormal

Normal

D-Pipe temp.

D-pipe (Inverter)

temp. high

(105°C↑)

• Discharge sensor

(Inverter) temp. high

• Check the discharge pipe sensor for INV.

• Check the install condition for over load.

• Check the leakage of refrigerant.

• Check the SVC V/V open.

Display

code

Title Cause of error Check point & Normal condition

Check Point

1. Check the install condition for over load.

2. Check the SVC V/V open.

3. Check the leakage of refrigerant.

LG Multi-Inverter Type - Page 75