Samsung AJ040MCJ2EH Installation Manual - page 17
17
English
Instal
lation Pr
oc
edur
e
◆ AJ070/080MCJ4EH
1
Piping outside diameter.
Indoor unit
Out unit
Power
supply Ø,
V, Hz
Outside
diameter
Liquid Gas
∗∗020/026/
035/07/09/12∗∗
AJ070MCJ4EH
AJ080MCJ4EH
1,220-240,
50/60
1/4”
3/8”
∗∗052/18∗∗
1/2”
∗∗24∗∗
5/8”
NOTE
• ∗∗24∗∗model is connectable to only an 8 kw
outdoor
unit.
2
Piping length and the height.
1 Room
max
length
4 Room
total max
length
Max height
between
indoor unit &
outdoor unit
Max height
between
indoor
units
Dimension
25m
70m
15m
7.5m
Composition A,B,C,D A+B+C+D
(H)
(h)
CAUTION
•
3 m as minimum pipe length: It will reduce noise and
vibration.
•
The appearance of the unit may be different from the
diagram depending on the model.
NOTE
You can use the Cool and Heat modes in the following
conditions :
Model
Cool
Heat
Outdoor
temperature
-5 °C to 46 °C
-15 °C to 24 °C
- It could take maximum 60 minutes to operate for the
protection of the compressor,if the outdoor temperature
is below -5°C.
Step 7 Optional: Cutting and flaring
the pipes
1
Make sure that you have the required tools available.
(pipe cutter, reamer, flaring tool, and pipe holder)
2
If you wish to shorten the pipes, cut it with a pipe
cutter, taking care to ensure that the cut edge remains
at a 90° angle with the side of the pipe. Refer to the
illustrations below for examples of edges cut correctly
and incorrectly.
90°
Oblique
Rough
Burr
3
To prevent any gas from leaking out, remove all burrs
at the cut edge of the pipe, using a reamer.
4
Slide a flare nut on to the pipe and modify the flare.
D
A
D
45
° ±2°
90
° ±2°
Pipe
Flare
Flare
R 0.4 to 0.8 mm
L
Outer diameter (D)
Depth (A)
Flare dimension (L)
ø6.35 mm
14 to 18
8.7 to 9.1 mm
ø9.52 mm
34 to 42
12.8 to 13.2 mm
ø12.70 mm
49 to 61
16.2 to 16.6 mm
ø15.88 mm
68 to 82
19.3 to 19.7 mm
A
B
(h) (H)
C
D
Main power switch
Make at least one round:
It will reduce noise and vibration