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English
Instal
lation Pr
oc
edur
e
5
Insulate the whole drain pipe inside the building
(field supply).
The whole drain pipe must be insulated with 0.2 inch
(5mm) (or more) insulation to prevent condensation.
4 way Cassette
1
Push the supplied drain hose as far as possible over
the drain socket.
2
Tighten the metal clamp as shown in the picture.
3
Wrap the supplied large sealing pad over the metal
clamp and drain hose to insulate and fix it with clamps.
4
Insulate the complete drain piping inside the building
(field supply).
If the drain hose cannot be sufficiently set on a slope,
fit the hose with drain raising piping (field supply).
5
Push the drain hose up to insulation when connecting
the drain hose to drain socket.
Metal clamp
Drain socket
Drain hose
Large sealing pad
Be sure to bond the drain
hose and the main pipe.
Drain pipe
Drain hose
PVC Tube Joint
+VP25 (OD: 1.26 inch (32 mm), ID:
0.98 inch (25 mm))
Drain pipe
CAUTION
Check that the indoor unit is level with the ceiling by
using by using a level.
• Install air ventilation to drain condensation smoothly.
Ceiling
Air ventilation
• If it is necessary to increase the height of the drain
pipe, install the drain pipe straight within 11.81
inch(300 mm) from the drain hose port. If it is raised
higher than 21.65 inch (550 mm), there may be water
leaks.
Band joint
Ceiling
1/100 or more
11.81 inch (300 mm)
or less
21.65 inch(550 mm)
or less
0.79 inch (20 mm) or more
Drain hose
• Do not give the hose an upward gradient beyond
the connection port. This will cause water to flow
backwards when the unit is stopped, resulting in water
leaks.
Under gradient
Ceiling
DB68-11272A-00_IM_CAC WindFree1,4way_AA_EN_.indd 19
DB68-11272A-00_IM_CAC WindFree1,4way_AA_EN_.indd 19
2021-09-17 오후 12:14:16
2021-09-17 오후 12:14:16
