Mitsubishi Electric Mr. Slim SEZ-KD09NA4 Manuel D'installation page 3

6
[Fig. 6-1]
a
øA
[Fig. 6-3]
b
a
90°
a Copper tubes c Bad examples
b Good example d Tilted
[Fig. 6-6]
a
A
b
c
a Flaring tool d Flare nut
b Die e Yoke
c Copper tube
[Fig. 6-9]
B
A
C
D
F
E
A Pipe cover (120 mm [3/4 in] small diameter) (accessory)
B Caution:
Pull out the thermal insulation on the refrigerant piping at the
site, insert the flare nut to flare the end, and reinsert the insu-
lation.
Take care to ensure that condensation does not form on ex-
posed copper piping.
C Liquid end of refrigerant piping
øB
a Indoor unit
b Outdoor unit
[Fig. 6-4]
c
d e f
a Burr
e Uneven
b Copper tube/pipe
f Burred
[Fig. 6-7]
a
e
b
d
c
c
a Smooth
b Inside is shiny without
any scratches
c Even length
M
E
L
L
AG
G
D Gas end of refrigerant piping
E Site refrigerant piping
F Main body
G Pipe cover (120 mm [3/4 in] large diameter)
(accessory)
H Thermal insulation (field supplied)
I Pull
J Flare nut
6.1
Model
b
SEZ-KD09, 12NA4
SEZ-KD15NA4
SEZ-KD18NA4
6.2
b
a
c
d
c Spare reamer
d Pipe cutter
b
d e f g h
i
d Too much g Cracked
e Tilted h Uneven
f Scratch on i Bad examples
flared plane
H J
I
F
J
H
L
K
K Return to original position
L Ensure that there is no gap here
M Plate on main body
N Tie band (accessory)
O Ensure that there is no gap here. Point joint upwards.
(Unit: mm [in])
A B
6.35 [1/4]
9.52 [3/8]
12.7 [1/2] 6.35 [1/4]
12.7 [1/2] 6.35 [1/4]
[Fig. 6-5]
a
b
a Flare nut
b Copper tube
6.3
[Fig. 6-8]
N
O
20
20
O
20
20
N
3