3 Piping work and refrigerant charge
Refrigerant and drain hose installation
SMGB0099 rev.0 - 12/2016
107
3
Drain pipe installation
The position of the drain pipe connection is shown
below.
55
82
184
(mm)
Prepare a polyvinyl chloride pipe with a 32mm outer
diameter.
Fasten the tubing to the drain hose with an adhesive
and the factory-supplied clamp.
28mm
20
+
5mm
Hose band (accessory)
Use vinyl chloride
type adhesive
Tightening torque:
3.0 - 3.5N.m
Elbow or vinyl chloride VP25
(Field-supplied)
Vinyl tape
Drain pipe connection
for checking drainage
(transparent)
Drain hose
(accessory)
Max 300mm
The drain piping must be performed with a down-
slope pitch of 1/25 to 1/100.
b
c
Ceiling
Hose band
(accessory)
a (Max. 300mm)
Drain hose (accessory)
Support part
1 to 1.5m
1/25 to 1/100
down-slope
Max. 850mm
Do not apply excessive force to the Drain Pipe
connection. It could cause a damage.
Do not use a bent or twisted Drain Hose. It will cause
water leakage.
Insulate the drain pipe after connecting the drain
hose.
Hose band (accessory)
Insulation (5T x 270 x 270) (accessory)
Wrap up the drain hose
completely to cover the
hose band.
? NOTE
If there is excessive clearance between the drain pipe connection and the drain hose, add a sealing material between both parts in order
to t and not deform the drain hose.
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