LG multi V system indoor unit (2 series, Руководство по установке

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12 Indoor Unit
Installation
Ceiling
CAUTION
1~3mm
(1/128~3/128 inch)
Drainage hole
Drainage hole
U-Trap
B
C
A
≥
70mm
(2-9/16 inch)
B
≥
2C
C
≥
2 x SP
SP = External Pressure
(mmAq)
Ex) External Pressure
= 10mmAq
A
≥
70mm(2-9/16 inch)
B
≥
40mm(1-7/12 inch)
C
≥
20mm(19/24 inch)
A
Make sure to be closed.
Unit
Drainage pipe
(Local supply)
Thermal insulator
(Local supply)
Drainage hole
CAUTION FOR GRADIENT OF
UNIT AND DRAIN PIPING
Lay the drain hose with a downware
inclination so water will drain out.
Front of view
• Alway lay the drain with downward inclination
(1/50 to 1/100).
Prevent any upward flow or reverse flow in any
part.
• 5mm(5/24 inch) or thicker formed thermal insu-
lator shall always be provided for the drain pipe.
CORRECT
• Install the P-Trap (or U-Trap) to prevent
a water leakage caused by the blocking
of intake air filter.
Applied U-Trap Dimension
1. Install declination of the indoor unit is very important for the drain of the duct type air conditioner.
2. Minimum thickness of the insulation for the connecting pipe shall be 5mm.
• The unit must be horizontal or declined to the drain hose connected when finished
installation.
Drain Pump
unuse
INCORRECT
Drain Pump
use
• Upward routing not
allowed