Haier HSU-30LEA13 Installation Manual

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Haier HSU-30LEA13 Installation Manual Manual pdf 4 page image

Outdoor unit1.Connection of pipes2.Attaching Drain-ElbowTo bend a pipe, give the roundness as large as possible not to crush the pipeConnecting the pipe of gas side first makes working easier.The max vertical distance between the indoor unit and the outdoor unit is 5 m.If the drain-elbow is used, please attach it asfigure. (Note: Only for heat pump unit.)Half union Flare nutSpannerTorque wrench4Outdoor unitForced fastening without careful centeringmay damage the threads and cause aleakage of gas.Be careful that matters, such as wastes of sands, etc.shall not enter the pipe.3.Purging Method:Push the air out of the indoor unit and piping as followes:Tighten the caps on the valves with specified torque.Valve rodValve cap7-920-25Tighten torque N.mMax. Length:A=20mMax.Elevation:B=10mOutdoor unitIndoor unitABOutdoor unitIndoor unitBACOutdoor unitIndoor unitOil trapABCAUTIONIn case more than 5 metres，oil trapshould be installed every 5~7m.CPipe Diameter ( )Liquid side 6.35mm(1/4")Gas side 9.52mm(3/8")Fastening torque18N.m40N.mGas side 12.7mm(1/2") 50N.mGas side 15.88mm(5/8") 60N.mLiquid side 9.52mm(3/8") 40N.mWhen connecting pipe exceeds 5 meters, 20g(only for 18kor 60g refrigerant shall beadded per exceeding meter. Charge according to the following list.Piping lengthAdditional amount5m 7mNo need 40g10m100gfor 18kPiping lengthAdditional amount5m 7mNo need 120g10m300g20m900gfor 24k - 36k

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