LG AT-Q12GULA0 Installation Manual page 13

1way ceiling cassette
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The Indoor Unit Installation
Hanging bolt
(W3/8 or M10)
Nut
(W3/8 or M10)
Spring washer
(M10)
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
Drill the piping hole on the wall slightly tilted to the outdoor side using a Ø 65 hole-core drill.
CAUTION
!
Tighten the nut and bolt to prevent unit
falling.
Keep the length of the bolt
from the bracket to 40mm
Flat washer for M10
(accessory)
Ceiling board
Flat washer for M10
(accessory)
Nut
(W3/8 or M10)
Adjust the same height
Ceiling
Air conditioner body
Keep the length of 20~22mm
between the air conditioner bottom
surface and the ceiling surface
Set screw of
Paper model
paper model (4 pieces)
for installation
Open the ceiling board
along the outer edge of
the paper model
Wall
Indoor
INSTALLATION
13
Ceiling board
Outdoor
Slope gradient for
drain Should be
1/50 ~ 1/100

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