16
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.
Gas pipe
Liquid pipe
Insulation
Insulation
Refrigerant pipe after EEV kit and MCU
• Install the gas side and liquid side pipes, leave 10mm of space.
• When contacting the gas side and liquid side pipe, use 1 grade thicker
insulator.
Gas pipe
10mm10mm 10mm
Liquid pipe
• Install the insulation not to get wider and use the adhesives on the connection part of it to prevent
moisture from entering.
• 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
Hanger
Refrigerant pipe insulation
a×3
a
CAUTION
NASA_Big Duct_AM@@@FNHDEH@_IM_03864A-05_EN.indd 16 2016-04-01 오후 5:29:42
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