Panasonic Cs A9dkh Cu A9dkh Cs A12dkh Cu A12dkh Repair Manual

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CS-A9DKH CU-A9DKH / CS-A12D KH CU-A12D KH / 

42
CS-A9DKH CU-A9DKH / CS-A12D KH CU-A12D KH / 

10 Installation Instructions
Required tools forInstallationWorks
1.Philips screw driver5.Spanner9.Gas leak detector13.Multimeter
2.Level gauge6.Pipe cutter10.Measuring tape14.Torque wrench
18 N.m (1.8 kgf.m)
42 N.m (4.2 kgf.m)
55 N.m (5.5 kgf.m)
3.Electric drill, hole core drill
(ø70 mm)7.Reamer11.Thermometer15.Vacuum pump
4.Hexagonal wrench (4 mm)8.Knife12.Megameter16.Gauge manifo ld
10.1. Safety Precautions
 • Read the following “SAFETY PRECAUTIONS” carefully before installation.
 • Electrical work...

1.The equipment must be earthed. It may cause electrical shock if grounding is not perfect.
2.Do not install the unit at place where leakage of flammable gas may occur. In case gas leaks and accumulates at
surrounding of the unit, it may cause fire.
3.Carry out drainage piping as mentioned in installation instructions. If drainage is not perfect, water may enter the room and damage the
furniture.
1.Selection of the installation location.
Select a installation location which is rigid and strong enough to...

Applicable piping kit
CZ-3F5, 7AEN (C7DK, C9DK, A7DK, A9DK, RS-C7DK, RS-
C9DK)
CZ-4F5,7, 10AN (C12DK, A12DK)
10.3. Select the best location
INDOOR UNIT
 • There should not be any heat source or steam near the
unit.
 • There should not be any obstacles blocking the air
circulation.
 • A place where air circulation in the room is good.
 • A place where drainage can be easily done.
 • A place where noise prevention is taken into
consideration.
 • Do not install the unit near the doorway.
 • Ensure the...

10.5.1. SELECT THE BEST LOCATION
(Refer to “Select the best location”
section)
10.5.2. HOW TO FIX INSTALLATION
PLATE
The mounting wall is strong and solid enough to prevent it from
the vibration.
The centre of installation plate should be at more than 450 mm
at right and left of the wall.
The distance from installation plate edge to ceiling should more
than 67 mm.
From installation plate left edge to unit’s left side is 74 mm.
From installation plate right edge to unit’s right is 94 mm.
:
:
:For left...

 3. For the embedded piping
(This can be used for left rear piping & left bottom piping also.)
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CS-A9DKH CU-A9DKH / CS-A12D KH CU-A12D KH / 

10.5.5. 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 (C7DK,
C9DK, C12DK, RS-C7DK, RS-C9DK, RS-C12DK) or 5
(A7DK, A9DK, A12DK) × 1.5 mm
2flexible cord, type
designation 245 IEC 57 or heavier cord.
 • Ensure the color of wires of outdoor unit and the
terminal Nos. are the same to the indoor’s respectively.
 • Earth...

 3. Slide down the 2 caps on the front grille as shown in the
illustration at right, and then remove the 2 mounting screws.
Pull the lower section of the front grille towards you to
remove the front grille.
When reinstalling the front grille, first set the vertical
airflow direction louver to the horizontal position and
then carry out above steps 2 -3 in the reverse order.
AUTO SWITCH OPERATION
The below operations will be performed by pressing the
“AUTO” switch.
 1. AUTO OPERATION MODE
The Auto...

burrs from cut edge. Make flare after inserting the flare nut
(located at valve) onto the copper pipe.
Align center of piping to valves and then tighten with torque
wrench to the specified torque as stated in the table.
CUTTING AND FLARING THE PIPING
 1. Please cut using pipe cutter and then remove the burrs.
 2. Remove the burrs by using reamer. If burrs is not
removed, gas leakage may be caused.
Turn the piping end down to avoid the metal powder
entering the pipe.
 3. Please make flare after inserting...