Panasonic CS-C7JKD / CS-C9JKD / CS-C12JKD / CU-C7JKD / CU-C9JKD / CU-C12JKD Service Manual ▷ View online
21
11. Installation
Instruction
11.1 Select the Best Location
11.1.1 Indoor
Unit
x Do not install the unit in excessive oil fume area
such as kitchen, workshop and etc.
x There should not be any heat source or steam
near the unit.
x There should not be any obstacles blocking the air
circulation.
x A place where air circulation in the room is good.
x A place where drainage can be easily done.
x A place where noise prevention is taken into
consideration.
x Do not install the unit near the door way.
x Ensure the spaces indicated by arrows from the
wall, ceiling, fence or other obstacles.
x Recommended installation height for indoor unit
shall be at least 2.5 m.
11.1.2 Outdoor
Unit
x If an awning is built over the unit to prevent direct
sunlight or rain, be careful that heat radiation from
the condenser is not obstructed.
the condenser is not obstructed.
x There should not be any animal or plant which
could be affected by hot air discharged.
x Keep the spaces indicated by arrows from wall,
ceiling, fence or other obstacles.
x Do not place any obstacles which may cause a
short circuit of the discharged air.
x If piping length is over the [piping length for
additional gas], additional refrigerant should be
added as shown in the table.
added as shown in the table.
C24JKD
3/8"
1/2"
5/8"
Piping size
Gas Liquid
1/4"
7.5
5
5
3
10
10
7.5
Model
Additional
Refrige-
rant (g/m)
Max.
Eleva-
tion
(m)
Max.
Piping
Length
(m)
Min.
Piping
Length
(m)
C7JKD
C9JKD
C12JKD
C18JKD
Horse
Power
(HP)
Std.
Length
(m)
Piping
Length
for add.
gas (m)
gas (m)
3/4~
1.5HP
5
3
10
10
7.5
5
3
15
10
7.5
20
3
25
20
7.5
20
3
25
30
7.5
2.5HP
2.0~
Example: For C9***
If the unit is installed at 10 m distance, the quantity of
additional refrigerant should be 25 g….(10-7.5) m x 10
g/m = 25 g.
11.1.3
Indoor/Outdoor Unit Installation
Diagram
Diagram
22
11.2 Indoor Unit
11.2.1
How to Fix Installation Plate
The mounting wall is strong and solid enough to prevent if from the vibration.
Dimension
485 mm
82 mm
165 mm
158 mm
43 mm
95 mm
585 mm
82 mm
165 mm
158 mm
169 mm
219 mm
Model
C7JKD, C9JKD, C12JKD
C18JKD, C24JKD
B
4
3
6
5
C
A
128
Wall
Wall
Wall
Installation
plate 1
plate 1
2 screw
More than 1
More than 1
Measuring
Tape
Tape
Indoor unit
241.5 mm
128 mm
234.5 mm
128 mm
More
than 2
than 2
1
2
3
4
5
6
The centre of installation plate should be at more than
c at right and left of the wall.
The distance from installation plate edge to ceiling should more than
d.
From installation plate left edge to unit’s left side is
e.
From installation plate right edge to unit’s right side is
f.
ƻ
B
: For left side piping, piping connection for liquid should be about
g from this line.
: For left side piping, piping connection gas should be about
h from this line.
1
Mount the installation plate on the wall with 5 screws or more (at least 5 screws).
(If mounting the unit on the concrete wall, consider using anchor bolts.)
(If mounting the unit on the concrete wall, consider using anchor bolts.)
o Always mount the installation plate horizontally by aligning the marking-off line with the thread and using
a level gauge.
2
Drill the piping plate hole with ø70mm hole-core drill.
o Putting measuring tape at position as shown in the diagram above.
The hole centre is obtained by measuring the distance namely 128 mm for left and right hole
respectively. Another method is intersection point of arrow mark extension.
The meeting point of the extension arrow mark is the hole center position.
respectively. Another method is intersection point of arrow mark extension.
The meeting point of the extension arrow mark is the hole center position.
o Drill the piping hole at either the right or the left and the hole should be slightly slanting to the outdoor
side. (refer to step 3)
11.2.2
To Drill a Hole in the Wall and
Install a Sleeve of Piping
Install a Sleeve of Piping
1
Insert the piping sleeve to the hole.
2
Fix the busing to the sleeve.
3
Cut the sleeve until it extrudes about 15mm
from the wall.
from the wall.
4
Finish by sealing the sleeve with putty or
caulking compound at the final stage.
caulking compound at the final stage.
Caution
When the wall is hollow, please be sure to use the
sleeve for tube ass’y to prevent dangers caused by
mice biting the connecting cable.
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11.2.3
Indoor Unit Installation
11.2.3.1
For the right rear piping
11.2.3.2
For the right and right bottom
piping
11.2.3.3
For the embedded piping
(This can be used for left rear piping and bottom
piping also.)
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11.2.4
Connect the Cable to the Indoor Unit
1. The inside and outside connecting cable can be
connected without removing the front grille.
2. Connecting cable between indoor unit and
outdoor unit shall be approved polychloroprene
sheathed 3 x 1.5 mm
sheathed 3 x 1.5 mm
2
(3/4 ~ 1.5HP) or 3 x 2.5
mm
2
(2.0 ~ 2.5HP) flexible cord, type designation
245 IEC 57 or heavier cord.
Secure the connecting cable onto the control board with the holder.
This equipment must be properly earthed.
x Ensure the colour of wires of outdoor unit and the terminal Nos. are the same to the indoor’s respectively.
x Earth wire shall be Yellow/Green (Y/G) in colour and longer than other AC wires for safety reason.
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