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S Models FDC206~506 series
(1) Installation
(a) Accessories
Confirm accessories shown below are attached in the bag with this
installation manual.
1) "Edging" for protection of electric wires from opening edge.
(b) Selection of the place of installation
Select the place of installation satisfying the following conditions and, at the same time, obtain a consent from the client or user.
1) Place where air circulates.
Place free from heat radeation from other heat sources.
2) Place where drain water may be discharged.
Place where noise and hot air may not disturb the neighborhood.
3) Place where there is not heavy snowfall in the winter time.
4) Place where obstacles do not exist near the inlet air port and outlet air port.
5) Place where the outlet port may not be exposed to a strong wind.
6) Place surrounded at four sides are not suitable for installation. 1m or more of overhead space is needed for the unit.
7)
Mount guide-louvers to place where short-circuit is a possibility.
8) When installing several unit, secure sufficient suction space to avoid short circuiting.
a)
Open space requirement around the unit
L2
Air
inlet
b)
Installation where the area with strong winds.
Install the unit so that the air outlet section of the unit must NOT be faced toward
wind direction.
(c) Installation of outdoor unit
1) Installation
Fix the unit in a proper way according to the condition of a place where it is installed by referring to the following.
a) Concrete foundation
Anchor bolt
Note (1) Give enough room for the concrete
foundation to fix by anchor bolts.
Install the unit so that the angle of indination must be less than 3 degrees.
(2) Refrigerant piping
(a)
Outline of piping
L3
Air inlet
500
(Servicing space)
Air outlet
L1
Unit
Concrete foundation
To fix by bolt
Flare connection
Gas pipe
Indoor
unit
Liquid
pipe
Model
FDC206, 256
FDC306
Case
1
1
1
1
1
2
2
2
2
2
1
1
1
1
1
Distance
L1
open
100
open open
L2
100
open
300
L3
100
500
100
b) Foundation anchor
Concrete foundation
Anchor bolt
Note (1) Place the concrete foundation deep enough.
Check joint
Service valve
Outdoor
unit
Flare connection
FDTN-H
Unit: mm
FDC406, 506
2
2
2
2
2
3
3
3
3
3
1
1
1
1
1
2
2
2
2
2
3
3
3
3
3
500
open open
500
0
open
300
0
open
150
100
150
300
150
Unit
267
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