Installation Manual 21
ENGLISH
Connecting Pipes to the Outdoor Unit
Connecting Pipes to the Outdoor Unit
Checking the Drainage
Connecting the pipes to the Outdoor
unit
• Align the center of the pipings and sufficiently
tighten the flare nut with fingers.
• 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.
Checking the Drainage
• Remove the Air Filter.
• Check the drainage.
- Spray one or two glasses of water upon the
evaporator.
- Ensure that water flows drain hose of indoor
unit without any leakage.
Outside Diameter Torque
mm inch kgf
.
mN
.
m
Ø6.35 1/4 1.8 ~ 2.5 14 ~ 18
Ø9.52 3/8 3.4 ~ 4.2 36 ~ 42
Ø12.7 1/2 5.5 ~ 6.6 49 ~ 61
Ø15.88 5/8 6.3 ~ 8.2 68 ~ 82
Ø19.05 3/4 9.9 ~ 12.1 100 ~ 120
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