LG LV-D4821HL User Manual download pdf (Page 10)

REMOTE

CONTROL

FUNCTION

Operating

Instructions

1.

ABBREVIATION

Ts

:

Setting

Temperature

Tr

:

Room

Temperature

Ti

:

Indoor

defrost

sensor

temperature

2.

OPERATION

OF

MAIN

BOARD

2.1

COOL

MODE

?

If

Tr

>

Ts

cool

operation

is

activated.

Compressor

and

outdoor

fan

are

turned

on.

Indoor

fan

is

started

at

the

previously

set

speed.

?

If

Tr

≤

Ts-1°C,

cool

operation

is

terminated.

Compressor

and

outdoor

fan

are

turned

off.

Indoor

fan

keeps

running

at

the

set

speed.

?

The

range

of

Ts

is

15~30°C.

?

Indoor

fan

speed

can

be

adjusted

for

low,

medium,

high

and

auto.

2.1.1

Delay

protection

of

compressor

in

normal

operation.

3

minutes

before

it

is

turned

on

or

off

2.1.2

Indoor

de-ice

This

process

is

checked

by

the

indoor

defrost

sensor

(Ti).

After

the

compressor

has

worked

for

45

minutes,

if

Ti

≤

0°C

for

3

minutes

continuously,

compressor

and

outdoor

fan

are

turned

off.

Indoor

fan

keeps

running

at

the

set

speed.

When

Ti

≥

8°C

or

indoor

de-ice

operation

is

on

for

more

than

8

minutes,

system

will

return

to

normal

operation.

2.2

FAN

MODE

?

Indoor

fan

runs

at

the

set

speed

while

compressor

and

outdoor

fan

are

turned

off.

?

Indoor

fan

speed

can

be

adjusted

for

low,

medium

and

high.

The

initial

speed

is

medium.

2.3

HEAT

MODE

(Heat

Pump

model

only)

?

If

Tr

<

Ts,

heat

operation

is

activated.

Compressor

and

outdoor

fan

are

turned

on.

The

indoor

fan

is

started

approximately

10

seconds

later.

?

If

Tr.

≥

Ts

+

1°C,

heat

operation

is

terminated.

Compressor

and

outdoor

fan

are

turned

off.

The

indoor

fan

keeps

running

approximately

100

seconds.

?

The

range

of

Ts

is

15~30°C.

?

Indoor

fan

speed

can

be

adjusted

for

low,

medium,

high

and

auto.

?

Compressor

will

delay

for

3

minutes

before

it

is

turned

on

or

off.

2.3.1

Delay

protection

of

compressor

in

normal

operation

3

minutes

before

it

is

turned

on

or

off.

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