Midea MCCU-03CN1A, Installation Manual

Page: 5 / 13

3
installation manual
795 514 340 365 287 550 330
Table 2-1 mm
MODEL A B C D E H
REMARK
F
05~07
10
14~16
990 624 366 396 340 965 345
1170
03
Fig.2-2
722 453 302 327 260 555 300 Fig.2-2
Fig.2-3
590 378 400 330 350 900 Fig.2-4
>30cm
/11.81in
>30cm /11.81in
>200cm /78.74in
>60cm
/23.62in
(Wall or obstacle)
Maintain channel
Air outlet
Air inlet
M
P
Air inlet
N
Fig 2.5
2.3 Space of installation and maintenance
(in=mm/25.4)
2.4 Moving and installation
Fig 2.6
>60cm /23.62in
Fix with bolt
Since the gravity center of the unit is not at its physical
center, so please be careful when lifting it with a sling.
Never hold the inlet of the outdoor unit to prevent it from
deforming.
Do not touch the fan with hands or other objects.
Do not lean it more than 45, and do not lay it sidelong.
Make concrete foundation accoding to the sepecif-ications of
the outdoor units. (Refer to Fig.2-6)
Fasten the feet of this unit with bolts firmly to prevent it from
collapsing in case of earthquake or strong wind. (Refer to
Fig.2-6)
3.1 Preparation and Caution
3 INSTALL THE CONNECTING PIPE
Before installation make sure the height difference, the
length of refrigerant pipe, and the number of the bends
between the indoor unit and outdoor unit meet the
following requirements:
Table 3-1
unit:m
The outdoor unit is charged with rating refrigerant amount in
the factory. Additional charge refers to the table below:
Table 3-2
liquid tube(mm) R410A
Ø6.35
Ø9.53
0.022kg/m×(L-5)
0.060kg/m×(L-5)
Model
The type of models
R410A Split type air conditioner
03/05/07
10/14/16
30m/98.7ft
20m/65.8ft
20m/65.8ft
10m/32.9ft
refrigerant pipe
The length of
height drop
The max
NOTE:The number of bends is up to the length of the max
height drop.Usually for each 10m/32.9ft need a bend.
NOTE:the table above refer to the liquid tube.
3.2 The Procedure of Connecting Pipes
Connect the indoor unit first, then the outdoor unit.
Bend the tubing in proper way. Do not twist the pipe.
Bend the pipe with thumb
min-radius 100mm/3.94in
Fig 3.1
Put some refrigerant oil on the surfaces of the flare pipe
and the joint nuts then wrench it for 3~4 rounds with
hands before fasten the flare nuts.
Use frozen oil
Fig 3.2
Measure the required length of the connecting
pipe, then make it by the following way.
1)
All field piping must be provided by a licensed
refrigeration technician and must comply with the
relevant local and national codes.
Prevent let air, dust, or other impurities enter in the pipe
system during installation.
Insulation pipe shall be used to the gas piping and the
liquid piping. Otherwise, the condensate may happen.
CAUTION