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Installation Diagram of Indoor Unit and Outdoor Unit
5-2-9. Refrigerant Adjustment
Class
Connection
Air-Purge
Pipe Length
Method
Refer to the
Standard
detailed Air-Purge
5m
Procedure
Max.
~15m
It would be the best choice to use the standard tube length to keep the basic
quality of Room Air conditioner, for example cooling and heating capacity, sound level,
vibration level, and reliability.
But, according to a certain different installation condition, the connection
tube length could be changed in the recommendation length that is shown above.
In this case, installer should keep the installation condition to keep the quality of Room Air
conditioner.
Refrigerant should be charged additionally as written above according to the change of the length of the connection tube.
It needs to affect the decrease in cooling and heating capacity or of the reliability of compressor that may be caused by a lack of
refrigerant.
Installation position difference between the indoor unit and the outdoor unit should not exceed over than "B" meters.
When the connection pipe is been extended longer than 5 meters, it might need to change the diameter of the
electrical wire to a larger size in order to keep a voltage drop for starting room air conditioner is not less
than 85% of the rated voltage. And then, a voltage meter will be useful to check the rate of the voltage drop.
5-2-10. Flare Nut Fixing Torque
Outer diameter
ø 6.35 mm
(Liquid Side)
ø 9.52 mm
(Gas Side)
ø 12.7 mm
(Gas Side)
At installation
Refrigerant
Adjustment
Unnecessary
Add "A" of refrigerant
(R-22) for every 1m.
Fixing Torque
160
300
500
(Cont.)
At service
Air-Purge
Refrigerant
Method
Quantity
refer to
Purge air using a
specification sheet
vacuum pump
or an additional
refrigerant cylinder.
Add "A" of refrigerant
(R-22) for every 1m.
MODEL
"A"
7K/ 9K
20(g/m)
12K/
30(g/m)
Torque (kg-cm)
Final Torque
200
350
550
5
INSTALLATION
"B"
7.5
5.0
SAMSUNG | 35
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