LG LP-K3063ZA Service Manual ▷ View online
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Outdoor Unit
Deice Control
Outdoor Fan Speed Control
Sensing Heat Exchanger Temperature
Sensing Discharge Pressure For Compressor
• De-ice PCB
• One speed
• Heat exchanger temperature sensor (Thermistor)
• Discharge pressure sensor (High Pressure Switch)
1. Selection of the best location
1) Indoor unit
• There should not be any heat source or steam
near the unit.
• There should not be any obstacles to prevent the
air circulation.
• A place where air circulation in the room will be
good.
• A place where drainage can be easily obtained.
• A place where noise prevention is taken into con-
sideration.
• Do not install the unit near the door way.
• Ensure the spaces indicated by arrows from the
wall, ceiling, fence, or other obstacles.
2) Outdoor unit
• If an awning is built over the unit to prevent direct
sunlight or rain exposure, be careful that heat
radiation from the condenser is not restricted.
radiation from the condenser is not restricted.
• There should not be any animals or plants which
could be affected by discharged hot air.
• Ensure the space indicated by arrows from the
wall, ceiling, fence, or other obstacles.
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Installation of Indoor, Outdoor Unit
50cm
50cm
50cm
100cm
5cm
5cm
40cm
100cm
A
B
Indoor unit
Outdoor unit
3) Piping length and the elevation
Cooling Only Model
5/8"
1/4"
30
20
5/8"
3/8"
30
20
5/8"
3/8"
30
20
20K
28K/30K
40K
PIPE SIZE
MODEL
GAS SIDE LIQUID SIDE
Max.
Length
A (m)
Max.
Elevation
B (m)
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■
Checking the Drainage and Form the Piping
1. Checking the Drainage
Remove the inlet grille with your hands as
shown (right and left) and pull in the direction
indicated by the arrow.
shown (right and left) and pull in the direction
indicated by the arrow.
Check the drainage
• Pour a glass of water into the drain pan.
• Ensure if water flows drain hose of indoor unit.
• Pour a glass of water into the drain pan.
• Ensure if water flows drain hose of indoor unit.
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2. Form the Piping
Wrap the connecting port of indoor unit with the
insulation material and secure it with two Plastic
Bands. (for the right Piping)
insulation material and secure it with two Plastic
Bands. (for the right Piping)
• If you connect an additional drain hose, the end of
the drain-outlet should be water, and fix it on the
wall to avoid swinging in the wind.)
wall to avoid swinging in the wind.)
Tape the Piping, and Connecting Cable from down
to up.
to up.
From the piping gathered by taping along the exte-
rior wall fix it on the wall by saddle or equivalent.
rior wall fix it on the wall by saddle or equivalent.
Tape the piping and connecting cable from down
to up.
to up.
In order to prevent water from entering the room,
tape the piping from a trap.
tape the piping from a trap.
Fix the piping onto the wall with saddle or bracket.
When using the drain elbow hose, use a mount of
3cm of higher.
3cm of higher.
In the cold district (0°c continued for 2~3 days), the
drain water is frozen and the fan fails to function,
do not use the drain elbow.
drain water is frozen and the fan fails to function,
do not use the drain elbow.
In case the outdoor unit is installed below
position of the indoor unit.
position of the indoor unit.
In case the outdoor unit is installed upper position
of the indoor unit.
of the indoor unit.
Drain water treatment of outdoor Unit(Heat Pump
Only)
Only)
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Trap
Trap
Seal a small opening around
the piping with gum type sealer.
the piping with gum type sealer.
Gas side
piping
Main cable
Liquid side
piping
Connecting
cable
Trap is required to prevent the electrical parts
from entering the water.
from entering the water.
Drain elbow
Hose(inner diameter ø20)
Arrange the hose downward slope without waving.
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