LG LS-M3060HL / LS-M3060CL / LS-M3061HL / LS-M3061CL / LS-M3064HL / LS-M3064CL / LS-M3221HL / LS-M3221CL / LS-N3660HL / LS-N3660CL / LS-N3661HL / LS-N3661CL / LS-N3821HL / LS-N3821CL Service Manual ▷ View online
- 27 -
6. Wrap the insulation material around the connecting
portion.
■
Overlap the connection pipe insulation material and
the indoor unit pipe insulation material. Bind them
together with vinyl tape so that there is no gap.
the indoor unit pipe insulation material. Bind them
together with vinyl tape so that there is no gap.
■
Wrap the area which accommodates the rear pip-
ing housing section with vinyl tape.
ing housing section with vinyl tape.
■
Bundle the piping and drain hose together by
wrapping them with vinyl tape over the range with-
in which they fit into the rear piping housing sec-
tion.
wrapping them with vinyl tape over the range with-
in which they fit into the rear piping housing sec-
tion.
1. Route the indoor tubing and the drain hose to the
required piping hole position.
2. Insert the piping, drain hose and the connecting
cable into the piping hole.
3. Insert the connecting cable into the indoor unit.
■
Don't connect the cable to the indoor unit.
■
Make a small loop with the cable for easy
connection later.
connection later.
4. Tape the drain hose and the connecting cable.
• Connecting cable
Plastic bands
Insulation material
Drain hose
Drain pipe
Connecting cable
Vinyl tape(narrow)
Connection
pipe
pipe
Connecting cable
Vinyl tape
(wide)
(wide)
Wrap with vinyl tape
Indoor
unit pipe
unit pipe
Pipe
Wrap with vinyl tape
Drain hose
Pipe
Vinyl tape(wide)
For right rear piping
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5. Indoor unit installation
■
Hook the indoor unit onto the upper portion of the
installation plate.(Engage the three hooks of the
rear top and rear lower of the indoor unit with the
upper edge and lower edge of the installation
plate.) Ensure that the hooks are properly seated
on the installation plate by moving it left and right.
installation plate.(Engage the three hooks of the
rear top and rear lower of the indoor unit with the
upper edge and lower edge of the installation
plate.) Ensure that the hooks are properly seated
on the installation plate by moving it left and right.
6. Connecting the pipings to the indoor unit and the
drain hose to drain pipe.
■
Align the center of the pipings and sufficiently
tighten the flare nut by hand.
tighten the flare nut by hand.
■
Tighten the flare nut with a wrench.
■
When extending the drain hose at the indoor unit,
install the drain pipe.
install the drain pipe.
7. Wrap the insulation material around the connecting
portion.
■
Overlap the connection pipe heat insulation and the
indoor unit pipe heat insulation material. Bind them
together with vinyl tape so that there is no gap.
indoor unit pipe heat insulation material. Bind them
together with vinyl tape so that there is no gap.
■
Wrap the area which accommodates the rear
piping housing section with vinyl tape.
piping housing section with vinyl tape.
Installation
plate
plate
Three upper
hooks
hooks
Installation plate
Indoor unit
Three lower
hooks
hooks
Setting line
Vinyl tape
Adhesive
Drain hose
Indoor unit drain hose
(narrow)
Plastic bands
Insulation material
Vinyl tape(narrow)
Connection
pipe
pipe
Connecting cable
Indoor
unit piping
unit piping
Pipe
Vinyl tape
(wide)
(wide)
Wrap with vinyl tape
Indoor unit tubing
Flare nut
Pipings
Torque wrench
Indoor unit tubing
Spanner (fixed)
Connection pipe
Flare nut
30K, 32K
5/8"[6.6kg.m]
3/8"[4.2kg.m]
36K, 38K
3/4"[6.6kg.m]
3/8"[4.2kg.m]
Pipe Size[Torque]
Capacity
(Btu/h)
GAS
LIQUID
- 29 -
■
Bundle the piping and drain hose together by
wrapping them with cloth tape over the range
within which they fit into the rear piping housing
section.
wrapping them with cloth tape over the range
within which they fit into the rear piping housing
section.
8. Reroute the pipings and the drain hose across the
back of the chassis.
9. Reinstall the parts to the original position.
■
Refix the lower panel to the original position.
■
Connect display conductor.
■
Refix the front right side panel to the original
position with the two screws.
position with the two screws.
Drain hose
Vinyl tape(narrow)
Pipe
Wrap with
vinyl tape(wide)
vinyl tape(wide)
Lower panel
Main PCB
Piping for
passage through
piping hole
passage through
piping hole
- 30 -
3) Connection of the drain hose
■
The drain hose can be connected at two different
positions. Use the most convenient position and, if
necessary, exchange the position of the drain
pan, rubber cap and the drain hose.
positions. Use the most convenient position and, if
necessary, exchange the position of the drain
pan, rubber cap and the drain hose.
➊
Drain pan
➋
Rubber cap
➌
Drain hose
➍
Exchange if necessary
■
Remove the drain hose.
■
Securely insert both the rubber plug and drain
hose into the drain outlets.
Be sure the rubber the cap is securely fastened
so that there is no leakage.
hose into the drain outlets.
Be sure the rubber the cap is securely fastened
so that there is no leakage.
4) Connection of piping-Outdoor
1. Align the center of the pipings and sufficiently
tighten the flare nut by hand.
2. Finally, tighten the flare nut with torque wrench
until the wrench clicks.
■
When tightening the flare nut with torque wrench,
ensure the direction for tightening follows the
arrow on the wrench.
ensure the direction for tightening follows the
arrow on the wrench.
1
2
3
4
Outdoor unit
Gas side piping
(Bigger diameter)
(Bigger diameter)
Liquid side
piping
(Smaller
diameter)
piping
(Smaller
diameter)
Torque wrench
30K, 32K
5/8"[6.6kg.m]
3/8"[4.2kg.m]
36K, 38K
3/4"[6.6kg.m]
3/8"[4.2kg.m]
Pipe Size[Torque]
Capacity
(Btu/h)
GAS
LIQUID
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