10.5.3. Remote controller installation• Be sure to turn off the main power before installing and connecting the remote controller.(If the remote controller is connected while the power is still turned on, the remote controller displays may not appear.)If no displays appear on the remote controller, check while referring to “If no remote controller displays appear” in “9.5.5. Testoperation”.• The remote control cable is live during use, so please be careful with it.Remote controller wiring• Connect the indoor unit and the remote controller as shown in the illustration below.• The remote control cable is non-polar.• At the time of shipment from the factory, the connector cable used to connect the terminal block and connector CN1 isdisconnected. When connecting the remote controller wiring and installing the remote controller, be sure to connect the cord tothe connector CN1.Extending the remote control cable• Solder a sheathed PVC cord or cable (0.5 - 2 mm 2 ) with specifications among those given below to the remote controller endof the accessory remote control cable (10 m).* PVC round cabtire cord IEC 502* 600V PVC-insulated PVC sheathed round cable IEC 227-4* 600V PVC-insulated PVC sheathed flat cable IEC 227-4NOTE The maximum possible length for the remote control cable is 200 m.Remote controller installation procedure• Remove the remote controller lower case.(Insert a flat-tipped screw driver or similar 2 to 3 mm into one of the gaps at the bottom of the case, and then twist the screwdriver to open. [Refer to the illustration below.])Be careful not to damage the lower case.• Secure the lower case to the wall or outlet box.(Refer to the illustration below for the embedded and exposed positions for remote control cable.)57