Samsung AC***KX4D*H Series, Руководство по установке

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27
English
Extr
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Extra Procedures
Extra procedures
Pumping down refrigerant
Pump down will be carried out when an evaporator is
replaced or when the unit is relocated in another area.
1 Remove the cap from the low pressure side.
2 Turn the low pressure side valve clockwise to close
and connect a pressure gauge (low pressure side) to
the service valve, and open the valve again.
3 Set the unit to the cooling Test mode by pushing K2
button. (Check if the compressor is operating.)
4 Turn the high pressure side valve clockwise to close.
5
When the pressure gauge indicates “0” turn the low
pressure side valve clockwise to close.
6 Stop operation of the air conditioner by pushing K3
button.
7 Close the each cap of valve.
B(liquid)
A(Gas)
Relocating the indoor and outdoor
units
1 Pump down refrigerant. See Pumping down
refrigerant on page 27.
2 Remove the power cord.
3 Disconnect the assembly cable from the indoor and
outdoor units.
4 Remove the flare nuts connecting the indoor units
and the pipes. At this time, cover the pipes of the
indoor unit and the other pipes using a cap or vinyl
plug to avoid foreign material entering.
5 Disconnect the pipes connected to the outdoor units.
At this time, cover the valve of the outdoor units and
the other pipes using a cap or vinyl plug to avoid
foreign material entering.
Note: Make sure you do not bend the connection
pipes in the middle and store together with the
cables.
6 Move the indoor and outdoor units to a new location.
7 Remove the mounting plate for the indoor unit and
move it to a new location.
Using the stop valve
Opening the stop valve
1
Open the cap and turn the stop valve anticlockwise
by using a hexagonal wrench.
2 Turn it until the axis is stopped.
Tightening torque for
body cap (Refer to
the table)
R-22: Thread of the
screw - 7/16-20UNF
R-410A: Thread of
the screw - 1/2-20UNF
Tightening torque for
charging port cap
(Refer to the table)
Charging core
Spindle
3 Tighten the cap securely.
Outer Diameter
(mm)
Tightening torque
Body cap (N•m)
Charging port cap
(N•m)
Ø6.35
20 to 25
10 to 12
Ø9.52
20 to 25
Ø12.70
25 to 30
Ø15.88
30 to 35
Over Ø19.05
35 to 40
(1 N • m=10 kgf • cm)
360_AC_Outdoor_EU_ENG.indb 27 2016-05-25 오후 4:46:37