Haier HPU-90CA03T3 operation manual

Page 32
Image 32
Contents Cabinet unit Name of Parts Outdoor unitParts and Functions Operation points Safety Precautions Applicable ambient temperature rangeOperation Unit startFan Operation Users’ Attention Windows should be hung with curtains or blindsMaintenance Remove air inlet grilleAfter season maintenance Trouble shooting Followings are not problemsWhen problems occur? Switch is not set At onWhen Troubles Occur ? SymptomInstallation instruction Installation instruction Standard accessoriesInstallation procedure Before installationInstallation procedure Installation of indoor unitInstallation of fall-prevention fitting metal Indoor unit Slope Good Main points of installation refrigerant pipe Outdoor unit Unit Clearances Tubing connection Matters needing attention Check for leakage Vacuum PumpingRefrigerant charge Refill refrigerantOpen all valves Heat isolation of the pipesConnect wire between indoor & outdoor unit Wiring method Wiring method of orbicular terminalPressing method of connection wire Others Calculation of refrigerant density Preventive measures against excess of critical valuePage