2.Installation of indoor unit
Fix the indoor unit to the hanger bolts.
If required, it is possible to suspend the unit to the beam, etc. Directly
by use of the bolts without using the hanger bolts.
When the dimensions of main unit and ceiling holes does not match,
it can be adjusted with the slot holes of hanging bracket.
Note
Adjusting to the levelness
(a) Adjust the out-of levelness using a level or by the following method.
Make adjustment so that the relation between the lower surface
of the unit proper and water level in the hose becomes as given
below.
(b) Unless the adjustment to the levelness is made properly,
malfunctioning or failure of the float switch may occur.
Tap selection on blower unit
(When the high performance filter is used.)
Taps of blower unit are set at the standard selection at the shipping
from factory. Where the static pressure is raised by employing such
option as the high performance filter, etc., change the connection of
connectors provided at the flank of control box as shown below.
PVC hose
Piping side
Supply water
Water level
0~5 mm
(0~0.2")
Bring the piping side slightly lower.
Hanging bolt
M10 nut
Main unit
M10 washer
M10 spring washer
Red
Yellow
White
Standard tap (at shipping) High speed tap
Black
White
Connector white
Connector white
Control box side
Moter side
Moter side
Red
Blue
Red
Yellow
White
Blue
Red
Yellow
White
Blue White
Blue
Red
1. Preparation for suspending the unit
a.Size of hole at ceiling and position of hanging bolts
<Combination with silent panel>
b.Hanger bolts installation
Use care of the piping direction when the unit is installed.
Hanging bolt M10
Hole-in anchor
Hole-in plug Insert
Concrete
Indoor Unit
Installation Procedure
23
150 A
B
C
Hanging bolt position
Ceiling hole size
Panel dimensions
300
30
30
Ceiling ~ panel
wrap dimensions
Ceiling ~ panel
wrap dimensions
Hanging bolt position
Ceiling hole size
Panel dimensions
75
D
E
F
70
Pipe connection
side