Installation Instruction; Select The Best Location - Panasonic CS-CZ25ZKE Service Manual

12. Installation Instruction

12.1 Select the Best Location

12.1.1 Indoor Unit

Do not install the unit in excessive oil fume area
such as kitchen, workshop and etc.

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 door way.

Ensure the spaces indicated by arrows from the
wall, ceiling, fence or other obstacles.

Recommended installation height for indoor unit is
at 1.8 m or more from the floor.
12.1.2 Outdoor Unit

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.

There should not be any animal or plant which
could be affected by hot air discharged.

Keep the spaces indicated by arrows from wall,
ceiling, fence or other obstacles.

Do not place any obstacles which may cause a
short circuit of the discharged air.

If piping length is over the [piping length for
additional gas], additional refrigerant should be
added as shown in the table.
Table A
Piping size
Capacity
Model W
Gas
(HP)
CZ25*** 1.0HP
9.52 mm
"
(3/8 )
CZ35*** 1.5HP
(*) Systems with total refrigerant charge, m
Example: For CZ25***
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.
A = (m / (2.5 × (LFL)
min c
A = Required minimum room area, in m
min
m = Refrigerant charge in appliance, in kg
c
LFL = Lower flammability limit (0.307 kg/m
h = Installation height of the appliance (1.8 m for wall mounted)
0
SF = Safety factor with a value of 0.75
** The required minimum room area, A
A = m
min c
The higher value shall be taken when determining the room area.
Std. Max.
Length Elevation
Liquid
(m)
6.35 mm
5
"
(1/4 )
, lower than 1.84kg are not subjected to any room area requirements.
c
(5/4) 2
× h ))
0
2
3
)
, shall also be governed by the safety factor margin formula below :
min
/ (SF × LFL × h )
0
12.1.3
50 mm
or more

This illustration is for explanation purposes only.
The indoor unit will actually face a different way.
(*) If holder at the rear of chassis (Refer column
" 12.2.3 Indoor Unit Installation" ) need to be used
to prop up the unit, this distance shall be 65 mm or
more.
Min. Max.
Additional
Piping Piping
Refrigerant
Length Length
(m)
(m) (m)
10 3 20
10 3 20
** not less than safety factor margin
27
Indoor/Outdoor Unit Installation
Diagram
Piping direction Attention not to bend
up drain hose
(Front side)
Right
Right
Rear
Right Left
bottom
( * )
(Left and right are identical)
Insulation of piping connections
Carry out insulation after checking for gas leaks •
and secure with vinyl tape.
Vinyl tape
Wrap fi rmly,
Flare insulator 8
leaving no gaps.
Attaching the remote control holder to the wall
Remote control holder fi xing screws 6
Remote
control 3
Remote control holder 5
It is advisable to
avoid more than 2
blockage directions.
For better ventilation
& multiple-outdoor
installation, please
consult authorized
dealer/specialist.
Piping Length Max.
for add. gas Refrigerant
(g/m) (m) Charge (kg)
10 7.5 0.80
10 7.5 0.80
Installation parts you
should purchase ( )
Installation plate 1
Bushing-Sleeve ( )
Sleeve ( )
Putty ( )
(Gum Type Sealer)
Bend the pipe as closely
on the wall as possible,
but be careful that it
doesn't break.
Flare connection
Vinyl tape (wide) ( )
• Apply after carrying out
a drainage test.
• To carry out the
drainage test, remove
the air fi lters and pour
water into the heat
exchanger.
Saddle ( )
Power supply cord ( )
Connection cable ( )
Liquid side piping ( )
Gas side piping ( )
Additional drain hose ( )
Indoor
2
A (m )
min
Not applicable (*)
Not applicable (*)