LG LDN097HV4, Installation Manual

Page: 9 / 21

ENGLISH
9
THE INDOOR UNIT INSTALLATION
Set screw of
paper model (4 pieces)
Paper model
for installation
Ceiling board
150mm (5-
7
/
8
inch)
Ceiling board
Ceiling
Keep the length of the bolt
from the bracket to 40mm(1-1/2 inch)
Open the ceiling board
along the outer edge of the
paper model
Air Conditioner body
Keep the length of 15~18mm(5/8~3/4 inch)
between the air conditioner bottom surface
and the ceiling surface
Flat washer for M10
(accessory)
Hanging bolt
(W3/8 or M10)
Nut
(W3/8 or M10)
Nut
(W3/8 or M10)
Spring washer
(M10)
Flat washer with insulation
attached (Install insulation to
be in contact with the indoor
unit hanger part.)
Drill the piping hole on the wall slightly tilted
to the outdoor side using a Ø 70 hole-core
drill.
The following parts is option.
①
Hanging Bolt - W 3/8 or M10
②
Nut - W 3/8 or M10
③
Spring Washer - M10
④
Plate Washer - M10
Wall
Indoor Outdoor
5~7mm
(0.20~0.29 inch)
CAUTION
Tighten the nut and bolt to prevent unit
falling.
!
Maintenance
drain port
Upward
routing
not allowed
Pipe clamp
Indoor unit
Indoor Unit Drain Piping
- Drain piping must have down-slope (1/50 to
1/100): be sure not to provide up-and-down
slope to prevent reversal flow.
- During drain piping connection, be careful
not to exert extra force on the drain port on
the indoor unit.
- The outside diameter of the drain connection
on the indoor unit is 32mm.
- Be sure to execute heat insulation on the
drain piping.
- Install the drain raising pipes at a right
angle to the indoor unit and no more than
300mm from the unit.
Piping material: Polyvinyl chloride pipe VP-
25 and pipe fittings
2
Avoid installng air conditioner in such
places where cooking oil or iron powder is
generated.
3
Avoid places where inflammable gas is
generated.
4
Avoid place where noxious gas is generated.
5
Avoid places near high frequency generators.