Elba R410A Guía para resolver problemas descargar pdf (Pagina 58)

Ceiling Concealed Duct

- 62 -

Only for training and service purposes

LGE Internal Use Only

Ceiling

CAUTION

1~3mm

Drainage hole

U-Trap

A ≥ 70mm

B ≥ 2C

C ≥ 2 x SP

SP = External Pressure

(mmAq)

Ex) External Pressure

= 10mmAq

A ≥ 70mm

B ≥ 40mm

C ≥ 20mm

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.

MAX 700mm

Drain Pipe

Drain Pump

1/50~1/1001/50~1/100

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 or thicker formed thermal insulator 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. Decline Installation of indoor unit is very important for the drain of the duct type air conditioner.

2. Minimum thickness of the insulation for the connecting pipe should be 5mm.

• The unit must be or declined to wards drain hose while installation.

CORRECT

INCORRECT

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Elba R410A Guía para resolver problemas Pagina 58

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