1-601. Specifications1-11. ELECTRICAL WIRINGGeneral Precautions on Wiring(1)as shown on its nameplate, then carry out the wiringclosely following the wiring diagram.(2)Before wiring, confirm the rated voltage of the unitProvide a power outlet to be used exclusively foreach unit, and a power supply disconnect and circuitbreaker for overcurrent protection should be providedin the exclusive line.(3)unit must be grounded.(4)with the wiring system diagram.Wrong wiring may cause the unit to misoperate orbecome damaged.(5)compressor, or any moving parts of the fan.(6)To prevent possible hazards from insulation failure, theEach wiring connection must be done in accordanceDo not allow wiring to touch the refrigerant tubing,Unauthorized changes in the internal wiring can bevery dangerous. The manufacturer will accept noresponsibility for any damage or misoperation thatoccurs as a result of such unauthorized changes.(7)locality. For field wiring rules, must follow your LOCALELECTRICAL CODES before beginning.You must ensure that installation complies with allrelevant rules and regulations.(8)Regulations on wire diameters differ from locality toTo prevent malfunction of the air conditioner causedby electrical noise, care must be taken when wiring asfollows:The remote control wiring and the inter-unitcontrol wiring should be wired apart from the inter-unit power wiring.Use shielded wires for inter-unit control wiringbetween units and ground the shield on one sideonly.(9)it must be replaced by a repair shop appointed bythe manufacturer, because special-purpose tools arerequired.(10)If the power supply cord of this appliance is damaged,All wiring used must be Class 1.Recommended Wire Length and Wire Diameter for Power Supply SystemYou must follow LOCAL ELECTRICAL CODES for wiring.Outdoor UnitType Time delay fuse orcircuit capacityU-26PE1U6 30 AU-36PE1U6 35 AU-42PE1U6 40 AType Time delay fuse orcircuit capacityU-26PS1U6 25 AU-36PS1U6 30 AU-42PS1U6 35 AIndoor UnitType Time delay fuse orcircuit capacityU1, K1, T1, F1 15 AControl Wiring(A) Inter-Unit Control Wiring (B) Remote Control Wiring (C) Control Wiring For Group ControlAWG #18Use high voltage wire (300 V)*1 AWG #18* 2 (0.75 mm 2) AWG #18 * 2 - (0.75 mm 2)Max. 650 - ft. (Total)Max. 1,650 ft.Max. 3,300 ft.AWG=American Wire Gauge*1 With ring-type wire terminal*2 Wire joint connection1