LG LS-H0560AL_BL Service Manual ▷ View online
—14—
1) Preparation of pipings
1. Cut the pipes and the cable.
•Use the accessory piping kit or the pipes pur-
chased locally.
• Measure the distance between the indoor and the
outdoor unit.
• Cut the pipes a little longer than measured dis-
tance.
• Cut the cable 1.5m longer than the length of pipe.
2. Remove burrs.
• Remove burrs from cut edges of pipes.
• Turn the pipe end toward down to avoid the met-
• Turn the pipe end toward down to avoid the met-
al powder entering the pipe.
Caution :
If burrs are not removed, they may cause a gas
leakage.
leakage.
3. Flaring the pipes.
• Insert the flare nuts, mounted on the connection
ports of both indoor and outdoor unit, onto the
copper pipes. Some gas may leak, when the flare
nuts are removed from the indoor unit, as some
gas is charged to prevent the inside of the pipe
from rusting.
copper pipes. Some gas may leak, when the flare
nuts are removed from the indoor unit, as some
gas is charged to prevent the inside of the pipe
from rusting.
• Fit the copper pipe end into the Bar of flare tool
about 0~1.0mm higher. (See illustration.)
• Flare the pipe ends.
4. Tape the flaring portion to protect it from the
dust or damages.
90
Pipe cutter
Slanted Rough
Pipe
Reamer
Point down
Bar
Copper pipe
Clamp handle
Red arrow mark
Cone
Yoke
Handle
Bar
"A"
"A"; ø15.88mm(
5
/
8
")
→
0~1.0mm
"A";
ø12.7mm(
1
/
2
")
→0∼
0.5mm
"A";
ø9.52mm(
3
/
8
")
→0∼
0.5mm
"A";
ø6.35mm(
1
/
4
")
→0∼
0.5mm
Inclined
Inside is shinny without scratches
Smooth all round
Even length
all round
Surface
damaged
Cracked Uneven
thickness
= Improper flaring =
When properly flared, the internal surface flare will evenly shine
and be of even thickness. Since the flare part comes into con-
tact with the connectors, carefully check the flare finish.
and be of even thickness. Since the flare part comes into con-
tact with the connectors, carefully check the flare finish.
2. Piping and Drainage of indoor unit
2) Connection of Pipings
1. Remove the installation plate.
• Pull the two ‘
∆
’ marked portion of bottom of the
chassis and pull the installation plate out of
chassis.
chassis.
2. Route the drain hose and the indoor tubing.
3. Connect the pipings and the indoor tubing, and
drain hose and drain pipe.
• Do not connect the cable to the indoor unit.
• Wrap the insulation material around the connect-
ing portion.
• Glue up the connection portion of drain hose and
drain pipe.
4. Insert the pipings, the connecting cables and
the drain pipe throught the piping hole on the
wall.
wall.
—15—
Installation plate
Pull
Pull
Indoor unit tubing
Flare nut
Spanner
Torque wrench
Plastic bands
Drain hose
Adhesive
Drain pipe
Insulation material
Pipings
Connecting cable
Connecting piping
Drain pipe
Indoor
Outdoor
;
;
For right rear piping
Pipe Size
Torque
Liquid Side (1/4")
1.8kg·m
Gas Side (3/8")
4.2kg·m
5. Bend the tubing as shown in the figure and
bind the pipings, the connecting cables and the
drain hose altogether.
drain hose altogether.
• Make a small loop for easy connection later.
6. Wrap the tubing, the drain hose and the
connecting cable.
7. Indoor unit installation
• Hook the indoor unit onto the upper portion of
installation plate.(Engage the two hooks of the
rear top of the indoor unit with the upper edge of
the installation plate.)
Ensure the hooks are properly seated on teh
installation plate by moving it in left and right.
rear top of the indoor unit with the upper edge of
the installation plate.)
Ensure the hooks are properly seated on teh
installation plate by moving it in left and right.
CAUTION : Take care to arrange the pipings, drain
hose and cables as the feature for
inserting it into the indoor unit and
mount the indoor unit on the installa-
tion plate.
inserting it into the indoor unit and
mount the indoor unit on the installa-
tion plate.
—16—
Drain hose
Connecting
cable
Connecting
cable
cable
Gas side
piping
piping
Liquid side
piping
piping
Drain hose
Loop
Tape
Press the lower left and right side of the unit against
the Installation Plate until the hooks engages with
their slots (sound click).
the Installation Plate until the hooks engages with
their slots (sound click).
3. Insert the connecting cables, the drain pipe and
connecting pipings through the piping hole on
the wall.
the wall.
4. Connect connecting pipings and indoor tubing,
and the drain hose and the drain pipe and place
the drain pipe into the chassis.
the drain pipe into the chassis.
• Don’t connect the cable to the indoor unit.
• Make a small loop for easy conection later.
• Glue up the connection portion of drain hose and
• Make a small loop for easy conection later.
• Glue up the connection portion of drain hose and
drain pipe.
5. Bend the drain hose as shown in the figure and
bind the drain hose, the pipings and the con-
necting cables altogeter.
necting cables altogeter.
—17—
For left rear pipings
Torque wrench
Spanner
Indoor unit tubing
Flare nut Pipings
Drain hose
Adhesive
Drain pipe
Connecting cable
Connecting piping
Drain pipe
Indoor
Outdoor
;
;
Pipe Size
Torque
Liquid Side (1/4")
1.8kg·m
Gas Side (3/8")
4.2kg·m
Loop
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