Installation Instruction; Outdoor Unit - Panasonic CU-2TZ41TBE Service Manual

11. Installation Instruction

11.1 Outdoor Unit

11.1.1 Select The Best Location

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.
Min. Max.
Std.
Piping Total
Model Length
Length Length
(m)
(m) (m)
CU-
5 m / 3 m /
2TZ41***,
indoor indoor 30
CU-
unit unit
2TZ50***
Note:
(1) It is possible to extend the piping length of one unit
up to 20 meters.
However, the total piping length must not exceed
30 meters.
(2) If the length exceeds 20 meters, refrigerant of 15g
per meter must be added.
A = (m / (2.5 x (LFL)
min c
A = Required minimum room area, in m
min
m = Refrigerant charge amount in appliance, in kg
c
LFL = Lower flammable limit (0.306 kg/m
h = Installation height of the appliance
0
: (1.8 m for wall mounted is standard reference
installed height)
: (2.5 m for wall mounted is recommended
installed height give by manufacturer)
11.1.2 Install The Outdoor Unit

After selecting the best location, start installation
to Indoor/Outdoor Unit Installation Diagram.
1. Fix the unit on concrete or rigid frame firmly
and horizontally by bolt nut (ø10 mm).
2. When installing at roof, please consider strong
wind and earthquake.
Please fasten the installation stand firmly with
bolt or nails.
Model A
CU-2TZ41***,
570 mm 105 mm 18.5 mm 320 mm
CU-2TZ50***,
Maxi- Indoor A
mum (m
Total Additio
Max.
Piping -nal 1.8 m
Eleva-
Length Refrige- for
tion
for rant
wall
(m)
Add. (g/m)
moun-
Gas
ted
(m)
10 20 15 1.05 0.54
x h )) ²
(5/4)
0
2
3 )
B C D
•
This illustration is for
explanation purposes only.
min
2
)
2.5 m
for
wall
moun-
ted
25
Attached accessories
Drain elbow
Installation parts you
should purchase ( )
Power supply cord ( )
Connection cable ( )
Additional drain hose ( )
Liquid side piping ( )
Gas side piping ( )
A B
Qty
1