Lg MS07AQ User Manual download pdf (Page 21)

TROUBLESHOOTING

21

ENGLISH

Problem Possible causes Corrective action

The air conditioner does not

generate cool air.

• Air is not circulating-

properly.

• Make sure that there are no curtains,

blinds or furniture blocking the front of

the air conditioner.

• The air filter is dirty.

• Clean the air filter once every 2 weeks.

• See “Cleaning Air Filter” for more infor-

mation.

• The room tempera-

ture is too high.

• In summer, it may take some time to

cool indoor air.

• In this case, select the jet cool operation

to cool indoor air quickly.

• Cold air is escaping

from the room.

• Make sure that no cold air is escaping

through ventilation points in the room.

•

The desired temper-

ature is higher than

the set temperature.

• Set the desired temperature to a level

lower than the current temperature.

• There is a heating

source nearby.

• Avoid using a heat generator such as an

electric oven or a gas burner while the air

conditioner is in operation.

• Air circulation opera-

tion is selected.

• In the air circulation operation, air blows

from the air conditioner without cooling

or heating the indoor air.

• Switch the operation mode to the cooling

operation.

• Outside tempera-

ture is too high.

• The cooling effect may not be sufficient.

The air conditioner does not

generate warm air.

• When the heating

mode is started.

• Vane is almost

closed and air flow

does not come out.

• Even though out-

door unit is already

begun to operate.

• This symptom is normal.

• Please wait until the unit is preparing

warm air.

• This function prepare to blow warm air.

• Defrosting mode is

being done in the

outdoor unit.

• In heating mode, ice/frost is built up on

the coils when the outside temperature

fall down.

• This function remove a layer of frost on

the coil.

• Please wait until this operation is com-

pleted. It takes about 15 mins.

• Outside tempera-

ture is too low.

• The heating effect may not be sufficient.

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