LG MULTI F LMU183HV Installation Manual page 119

Installation
Connecting the piping to the indoor unit
and drain hose to drain pipe.
1. Align the center of the pipes and suffi-
ciently tighten the flare nut by hand.
2. Tighten the flare nut with a wrench.
Outside diameter
mm inch
Ø6.35 1/4
Ø9.52 3/8
Ø12.7 1/2
Ø15.88 5/8
Ø19.05 3/4
3. Next, extend the indoor unit's drain hose.
Then attach the drain pipe.
Installation Information. For left piping. Follow the instruction below.
Good case
• Press on the upper side of clamp and unfold the tubing to slowly downward.
Bad case
• Bending the pipe from right to left may cause damage to the tubing.
16 Multi Air Conditioner
Torque
N. m kgf.m lbf.ft
14~18 1.4~1.8 10~13
34~42 3.5~4.3 25~31
49~61 5.0~6.2 36~45
69~82 7.0~8.4 51~60
100~120 10.0~12.2 73~88
Indoor unit tubing Flare nut
Wrench
Indoor unit tubing
Drain pipe
Adhesive
Pipes
Open-end wrench (fixed)
Flare nut
Connection pipe
Indoor unit drain hose
Vinyl tape(narrow)