LG LP-E5020CL, Руководство по обслуживанию

Страница: 29 / 79

2) Connection of pipings
¤
Move the indoor tubing and drain hose to the hole
• Remove tubing holder and pull the tubing out of the
chassis.
¤Ł
Replace the tubing holder into original position
¤Ø
Route the tubing and the drain hose staight
backwards.
¤Œ
Insert the connecting cable into the indoor unit
through the hole.
• Do not connect the cable to the indoor unit
• Make a small loop with the cable for easy
connection later.
¤º
Tape the tubing and the connecting cable.
¤
Indoor unit installation.
¤
Connecting the pipings to the indoor unit.
• Align the center of the pipings and suffciently
tighten the flare nut with fingers.
• Finally, tighten the flare nut with troque wrench until
the wrench clicks.
When tightening the flare nut with troque wrench,
ensure the direction for tightening follows the arrow
on the wrench.
3) Pre-cautions in bending
¤
If it is necessary to bend or stretch the tubing,
use the Spring which is attached to the tubing
instead of pipe bender.
• Please make a careful notice to make a smooth line.
• Hold the tubing with your two hands closely and then
bend or stretch it slowly not to make any crack.
• Remember that the radius (R) should not exceed 70
mm (Refer to Fig. 1).
¤Ł
Do not repeat the bending process to prevent the
tubing from cracking or curshing.
¤Ø
Keep in mind that the bending part should not be
cracked, and make the radius (R) as long as possi-
ble (Refer to Fig.2)
– 29 –
Spring
R70mm
Fig. 1
Fig. 2
R
Indoor unit tubing
Flare nut Pipings
Torque wrench
Spanner
Pipe Size Torque
3/8" 4.2 Kg.m
3/4" 6.5 Kg.m