LG 3828A30087S - Manual (Page 19)

Installation Manual 19
ENGLISH
Installation
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.
Tape the drain hose and the connecting cable.
• Connecting cable
Connecting the pipings to the indoor unit and
the drain hose to drain pipe.
• Put a couple drops of refrigerant oil on the face of
the flare before assembling taking care not to add
any contaminants
• Align the center of the pipings and sufficiently
tighten the flare nut by hand.
• Tighten the flare nut with a wrench.
Indoor unit tubing Flare nut Pipings
Torque wrench
Indoor unit tubing
Spanner (fixed)
Connection pipe
Flare nut
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.
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.
Plastic bands
Insulation material
Vinyl tape
Adhesive
Drain hose
Indoor unit drain hose
(narrow)
• When extending the drain hose at the indoor unit,
install the drain pipe.
Connecting
pipe
Connecting cable
Tape
Drain hose
Drain hose
Connecting
cable
• Mount the clamp on the boss with a type "B"
screw.(SE-H/P: 9k, 12k C/O: 12k)
Drain hose
Clamp
Boss
Type "B" screw
mm inch mm inch
Ш6.35 1/4 1.1~1.3 0.043~0.051
Ш9.52 3/8 1.5~1.7 0.059~0.066
Ш12.7 1/2 1.6~1.8 0.063~0.070
Ш15.88 5/8 1.6~1.8 0.063~0.070
Ш19.05 3/4 1.9~2.1 0.074~0.082
Outside diameter A