LG A2UH243FA0(LMU240HE) - Manual (Page 29)

Service Manual 29
Flaring Work and Connection of Piping
Outdoor
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
Torque wrench
B-UNIT
A-UNIT
Gas side piping
Outdoor unit
Outside diameter Torque
mm inch kg.m
Ш6.35 1/4 1.8
Ш9.52 3/8 4.2