Lg Electronics MFL39817303 User Manual

Align the center of the pipings and sufficiently
tighten the flare nut by hand.

Finally, tighten the flare nut with torque wrench
until the wrench clicks.

• When tightening the flare nut with torque

wrench, ensure the direction for tightening
follows the arrow on the wrench.

Liquid side piping
(Smaller diameter)

Gas side
piping
(Bigger
diameter)

Torque wrench

mm

inch

kgf.m

lbf.ft

Ø6.35

1/4

1.8~2.5

13~18

Ø9.52

3/8

3.4~4.2

24.6~30.4

Ø12.7

1/2

5.5~6.6

39.8~47.7

Ø15.88

5/8

6.3~8.2

45.6~59.3

Ø19.05

3/4

9.9~12.1 71.6~87.5

Outside diameter

Torque

Connect the cable to the indoor unit by connecting the wires to the terminals on the control board
individually according to the outdoor unit connection. (Ensure that the color of the wires of the
outdoor unit and the terminal No. are the same as those of the indoor unit.)

Move the link upward and close the front
panel.