5 InstallationInstallation manual8CTXM15+ATXM20~50+FTXM20~71N2V1BDaikin room air conditioner3P482320-8K – 2018.09WARNINGIf the supply cord is damaged, it MUST be replaced by themanufacturer, its service agent or similarly qualifiedpersons in order to avoid a hazard.WARNINGDo NOT connect the power supply to the indoor unit. Thiscould result in electrical shock or fire.WARNING▪ Do NOT use locally purchased electrical parts insidethe product.▪ Do NOT branch the power supply for the drain pump,etc. from the terminal block. This could result inelectrical shock or fire.WARNINGKeep the interconnection wiring away from copper pipeswithout thermal insulation as such pipes will be very hot.5.4.1 To connect the electrical wiring on theindoor unitElectrical work should be carried out in accordance with theinstallation manual and the national electrical wiring rules or code ofpractice.1 Set the indoor unit on the mounting plate hooks. Use the " "marks as a guide.d cbaa Mounting plate (accessory)b Piece of packing materialc Interconnection cabled Wire guideINFORMATIONSupport the unit using a piece of packing material.2 Open the front panel, and then the service cover. Refer to"5.1 Opening the indoor unit" on page 4.3 Pass the interconnection cable from the outdoor unit throughthe feed-through wall hole, through the back of the indoor unitand through the front side.Note: In case the interconnection cable was stripped in advance,cover the ends with insulating tape.4 Bend the end of the cable up.NOTICE▪ Be sure to keep the power line and transmission lineapart from each other. Transmission wiring and powersupply wiring may cross, but may NOT run parallel.▪ In order to avoid any electrical interference the distancebetween both wirings should ALWAYS be at least50 mm.WARNINGProvide adequate measures to prevent that the unit can beused as a shelter by small animals. Small animals thatmake contact with electrical parts can cause malfunctions,smoke or fire.5 Strip the wire ends approximately 15 mm.6 Match wire colours with terminal numbers on the indoor unitterminal blocks and firmly screw the wires to the correspondingterminals.7 Connect the earth wire to the corresponding terminal.8 Firmly fix the wires with the terminal screws.9 Pull the wires to make sure that they are securely attached,then retain the wires with the wire retainer.10 Shape the wires so that the service cover fits securely, thenclose the service cover.5.5 Finishing the indoor unitinstallation5.5.1 To insulate the drain piping, refrigerantpiping and interconnection cable1 After the drain piping, refrigerant piping and the electrical wiringare finished. Wrap refrigerant pipes, interconnection cable anddrain hose together using insulation tape. Overlap at least halfthe width of the tape with each turn.decbfa2×a Drain hoseb Interconnection cablec Mounting plate (accessory)d Refrigerant pipese Indoor unit fixing screw M4×12L (accessory)f Bottom frame5.5.2 To pass the pipes through the wall hole1 Shape the refrigerant pipes along the pipe path marking on themounting plate.abc c d ea Drain hoseb Caulk this hole with putty or caulking material.c Adhesive vinyl taped Insulation tapee Mounting plate (accessory)NOTICE▪ Do NOT bend refrigerant pipes.▪ Do NOT push the refrigerant pipes onto the bottomframe or the front grille.