Haier AP482AKEAA Operation And Installation Manual

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Haier AP482AKEAA Operation And Installation Manual Manual pdf 26 page image

24Installation procedures2. Piping connection of indoor unitArrangement of piping and drainage pipeAfter opening inlet grill, you will see a controlbox as shown in the Fig.Remove the cover before wiring work.Cut away, with a hammer or a saw, the lid for piping according to pipingdirection.According to the piping method, connect the piping on indoor unit with union ofconnecting pipe.Arrange the piping as per the wall hole and bind drain hose connecting electric cableand piping together with polyethylene tape.Insert the bound piping connecting electric cable and drain hose through wall holeto connect with outdoor unit.Insulation materialCopper tubeDrain hoseConnecting electric cablefor indoor and outdoor unitPiping connectionConnecting methodApply refrigerant oil at half union and flare nut.To bend a pipe, give the roundness as large as possible not to crash the pipe.When connecting pipe, hold the pipe centre to centre then screw nut on by hand,referto Fig.Be careful not to let sundries, such as sands enter the pipe.1.Forced fastening without centering maydamage the threads and cause a gas leakage.Pipe dia Fastening torqueLiquid pipe 9.52mm(3/8") 32.7-39.9N.mGas pipe 19.05mm(3/4") 97.2-118.6N.mSLEEPON/OFF MODE FAN SETTEMPHUMIHEALTHTIMER TEMP+ TEMP- HEALTH