Panasonic CS-HE9PKD / CS-HE12PKD / CU-HE9PKD / CU-HE12PKD Service Manual ▷ View online
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11.2 Indoor Unit
11.2.1 How to Fix Installation Plate
The mounting wall shall be strong and solid enough to prevent it from vibration.
Model
Dimension
c
d
e
f
g
h
HE9***, HE12***
490 mm
82 mm
439 mm
432 mm
43 mm
95 mm
The center of installation plate should be at more than
○
1 at right and left of the wall.
The distance from installation plate edge to ceiling should more than
○
2 .
From installation plate center to unit’s left side is
○
3 .
From installation plate center to unit’s right side is
○
4 .
○
B
: For left side piping, piping connection for liquid should be about
○
5 from this line.
: For left side piping, piping connection for gas should be about
○
6 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.)
o
Always mount the installation plate horizontally by aligning the marking-off line with the thread and using
a level gauge.
a level gauge.
2 Drill the piping plate hole with ø70 mm hole-core drill.
o
Line according to the left and right side of the installation plate. The meeting point of the extended line is
the center of the hole. Another method is by putting measuring tape at position as shown in the diagram
above. The hole center is obtained by measuring the distance namely 128 mm for left and right hole
respectively.
the center of the hole. Another method is by putting measuring tape at position as shown in the diagram
above. The hole center is obtained by measuring the distance namely 128 mm for left and right hole
respectively.
o
Drill the piping hole at either the right or the left and the hole should be slightly slanting to the outdoor
side.
side.
11.2.2 To Drill a Hole in the Wall and
Install a Sleeve of Piping
1 Insert the piping sleeve to the hole.
2 Fix the bushing to the sleeve.
3 Cut the sleeve until it extrudes about 15 mm
2 Fix the bushing to the sleeve.
3 Cut the sleeve until it extrudes about 15 mm
from the wall.
CAUTION
When the wall is hollow, please be sure to use the
sleeve for tube assembly to prevent dangers
caused by mice biting the connection cable.
caused by mice biting the connection cable.
4 Finish by sealing the sleeve with putty or
caulking compound at the final stage.
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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.)
piping also.)
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11.2.4 Connect the Cable to the Indoor Unit
The power supply cord, indoor and outdoor unit connection cable can be connected without removing the front grille.
1 Install the indoor unit on the installing holder that mounted on the wall.
2 Open the front panel and grille door by loosening the screw.
3 Cable connection to the power supply through Isolating Devices (Disconnecting means).
2 Open the front panel and grille door by loosening the screw.
3 Cable connection to the power supply through Isolating Devices (Disconnecting means).
o
Connect approved type polychloroprene sheathed power supply cord 3 x 1.5 mm
2
type designation
60245 IEC 57 or heavier cord to the terminal board, and connect the others end of the cord to Isolating
Devices (Disconnecting means).
Devices (Disconnecting means).
o
Do not use joint power supply cord. Replace the wire if the existing wire (from concealed wiring, or
otherwise) is too short.
otherwise) is too short.
o
In unavoidable case, joining of power supply cord between isolating devices and terminal board of air
conditioner shall be done by using approved socket and plug with earth pin rated 15/16A. Wiring work to
both socket and plug must follow to national wiring standard.
conditioner shall be done by using approved socket and plug with earth pin rated 15/16A. Wiring work to
both socket and plug must follow to national wiring standard.
4 Bind all the power supply cord lead wire with tape and route the power supply cord via the left escapement.
5 Connection cable between indoor unit and outdoor unit shall be approved polychloroprene sheathed 4 x
5 Connection cable between indoor unit and outdoor unit shall be approved polychloroprene sheathed 4 x
1.5 mm
2
flexible cord, type designation 60245 IEC 57 or heavier cord. Do not use joint connection cable.
Replace the wire if the existing wire (from concealed wiring, or otherwise) is too short.
6 Bind all the indoor and outdoor connection cable with tape and route the connection cable via the right
escapement.
7 Remove the tapes and connect the power supply cord and connection cable between indoor unit and outdoor
unit according to the diagram below.
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8 Secure the power supply cord and connection cable onto the control board with the holder.
9 Close grille door by tighten with screw and close the front panel.
9 Close grille door by tighten with screw and close the front panel.
Note:
Isolating Devices (Disconnecting means) should have minimum 3.0 mm contact gap.
Ensure the colour of wires of outdoor unit and the terminal Nos. are the same to the indoor’s respectively.
Earth wire shall be Yellow/Green (Y/G) in colour and longer than other AC wires as shown in the figure for the
electrical safety in case of the slipping out of the cord from the anchorage.
11.2.4.1 Wire
Stripping,
Connecting Requirement
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