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INSTALLATION OF THE INDOOR UNIT
1 Install the indoor unit temporarily.
• Secure the unit and supporting plate (field supply) at
four places with M12 screws. (Refer to Fig.7)
• Fit the supporting plate into the suspension bolt.
(Refer to Fig.8) Use washers to secure and tighten
both the upper and lower nuts to the suspension
bolt.
2 Adjust the unit to the preset height.
3 Make sure that the unit is level.
• Adjust the unit using a level gauge. If it is installed
unevenly, water may leak from the unit.
• When making adjustments, test all four corners of
the unit with the level gauge or use a vinyl tube filled
with water.
4 Secure and tighten the upper nuts.
5 Be sure to completely insulate the duct to be con-
nected (field supply) and the connecting joint on
the main unit body.
Fig.9
Vinyl tube
Hanger bracket
Drain socket
Drain socket
Drain socket
When the drainage pipe is connected to the
opposite side of the refrigerant pipe
Refrigerant pipe
English
• Please use a level gauge or
a soft vinyl tube filled with
water to determine the hori-
zontal position of the unit, so
that its inclination angle with
the water drainage hole and
the air intake side does not
exceed 1°.
• Place the drainage hole and
Vinyl tube
the air intake side at a higher
position in order to avoid
water leakage.
• The difference of height between end faces of
the product shall be adjusted as follows.
(Refer to Fig.9)
±5mm
Drain pipe
Fig.7
WRONG (
)
Fig.8
Fixed screw (M12)
(field supply)
Fasten
CORRECT (
)
Supporting bar
(field supply)
Supporting plate
(field supply)
Nut (field supply)
Washer
(field supply)
Supporting plate
(field supply)
Double nut
(field supply)
Securing the supporting bar
Supporting bar: M12
9
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