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Connection of piping
-Outdoor
Put a couple drops of refrigerant oil on the
face of the flare before assembling taking
care not to add any contaminants.
Align the center of the pipings and
sufficiently tighten the flare nut by hand.
Connection of the
drain hose
■ The drain hose can be connected at two different
positions. Use the most convenient position and,
if necessary, exchange the position of the drain
pan, rubber cap and the drain hose.
➊ Drain pan
➋ Rubber cap
➌ Drain hose
➍ Exchange if necessary
■ Remove the drain hose.
■ Securely insert both the rubber plug and drain
hose into the drain outlets.
Be sure the rubber the cap is securely fastened
so that there is no leakage.
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.
A
B
C
Outdoor unit
Suction Line piping
(Bigger diameter)
Evaporator Line
piping
(Smaller
diameter)
Torque wrench
30k 5/8"[6.6kg.m] 3/8"[4.2kg.m]
Pipe Size[Torque]
Capacity
(Btu/h)
Suction Evaporator
1
2
3
4