Samsung AM009FN4DCH User Manual page 14

Performing leak test & insulation
Refrigerant pipe before EEV kit and MCU or without EEV kit and MCU
You can contact the gas side and liquid side pipes but the pipes should
not be pressed.
When contacting the gas side and gas side pipe, use 1 grade thicker
insulator.
Refrigerant pipe after EEV kit and MCU
Install the gas side and liquid side pipes, leave 10mm(3/8") of space.
When contacting the gas side and liquid side pipe, use 1 grade thicker
insulator.
Install the insulation not to get wider and use the adhesives on the connection part of it to prevent
moisture from entering.
CAUTION
Wind the refrigerant pipe with insulation tape if it is exposed to outside sunlight.
Install the refrigerant pipe respecting that the insulation does not get thinner on the bent part or hanger of
pipe.
Add the additional insulation if the insulation plate gets thinner.
Additional
insulation
14
Hanger
Refrigerant pipe
a
insulation
a×3
Insulation
Insulation
Liquid pipe
Gas pipe
10mm(3/8") 10mm(3/8") 10mm(3/8")
Gas pipe Liquid pipe