LG LSC121PMA Service Manual - Page 23

Connection of the pipes-Outdoor

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CAUTION Installation Information (For right piping) • Good case For right piping, follow the instruction below. s Press on the upper side of clamp and unfold the tubing to downward slowly. 3) Connection of the pipes-Outdoor 1. Align the center of the pipings and sufficiently tighten the flare nut by hand. s Bend the tubing to the right side of chassis. 2. Finally, tighten the flare nut with torque wrench until the wrench clicks. s When tightening the flare nut with torque wrench, ensure the direction for tightening follows the arrow on the wrench. Capacity (Btu/h) 9K 12K Pipe Size[Torque] GAS LIQUID 1/2"[5.5kg.m] 1/4"[1.8kg.m] 1/2"[5.5kg.m] 1/4"[1.8kg.m] • Bad case s Following bending type from right to left could cause problem of pipe damage. OOuuttddoooorr uunniitt Outdoor unit GLiaqsuisdidseidpeippinipging L(S((iBqSmuimgaidglaleselrilrdededriaipadmimipaeinetmegtree)rt)er) GasGsiadse side pLipiqinupgiidpisnigde (dp(BiSaiipgmmi(dgnBeaeigatlirelgmerg)reetrer) diameter) Torque wrench Torque wrench Torque wrench -23-

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-23-
3) Connection of the pipes-Outdoor
1. Align the center of the pipings and sufficiently
tighten the flare nut by hand.
2. 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.
Outdoor unit
Liquid side piping
(Smaller diameter)
Gas side
piping
(Bigger
diameter)
Torque wrench
Pipe Size[Torque]
GAS
LIQUID
9K
1/2"[5.5kg.m]
1/4"[1.8kg.m]
12K
1/2"[5.5kg.m]
1/4"[1.8kg.m]
Capacity
(Btu/h)
Installation Information (For right piping)
• Good case
For right piping, follow the instruction below.
■
Press on the upper side of clamp and
unfold the tubing to downward slowly.
• Bad case
■
Following bending type from right to left could
cause problem of pipe damage.
CAUTION
■
Bend the tubing to the right side of chassis.