Haier AB142FCAIA User Manual - Page 6

Installation Procedures Piping Connection (1) Dimension of connecting pipe Gas pipe Liquid pipe 12.7mm 6.35mm Fit the nut on and fasten (2) The maximum length and drop height of connecting pipe The maximum length is 20m The maximum drop height is 10m. To ensure the efficiency ,Pipes shall be as short as possible. Joint Spanner Spanner Nut Cautions for piping connection Do not twist or deform the connecting pipe. Do not mix dusts. The bending radius shall be as large as possible. Both gas pipe and liquid pipe shall be heat insulation. No leakage in the flare. (3) Piping connection Connecting method Smear refrigerant oil on the joints of piping and flare. The bending radius shall be as large as possible. Align the pipe center when fastening, and tighten the nut, as shown in the figure. Pay attention to not mix foreign matters such as sands in. Diameter of Pipe Liquid Pipe 6.35mm Gas Pipe 12.7mm Tighten Torque (N. m) 11.8 49.0 If not aligned ,tighten the nut by force will damage the nut that result in gas leakage 16 Name of Each Part Indoor unit Electrical box Swing louver (Air flow direction can be adjusted by using the SWING button on the remote controller) Operating Control Panel Air Inlet Grille Air Filter (Inside of the Inlet Grille) 5