22-112-14. Table of Self-Diagnostic Functions and CorrectionsWired remotecontrollerdisplay(Field supply)Indoor unitreceiver lampCauseCorrection1:1 connection (Single type) Group connection(Simultaneous multisystem)Nothing isdisplayed Nothing isdisplayed • Indoor operation switch is OFF.• Indoor unit power is not ON. • Same at left. • Set the indoor operation switch ON.• Turn ON the indoor unit power.E01 displayedOperating lampis blinking.• Automatic address setting has notbeen completed.• Inter-unit control wiring is cut or isnot connected correctly.• Same at left. • Check the inter-unit control wiring.• Perform automatic address setting(See 2-15).E14 ——————• Remote controllercommunication wiring iscut or is not connectedcorrectly.• Check the remote controller communicationwiring.• Perform automatic address setting again.E04 displayeddisplayedStandby lamp isblinking.• Indoor-outdoor inter-unit wiring isnot connected correctly. • Same at left. • Connect the wiring correctly.E06 ——————• Inter-unit controlwiring is cut or is notconnected correctly.• Refer to 2-15 System Control, and makethe correct settings.E15 displayeddisplayed• Indoor unit capacity is too low. • Same at left. • Check that the total capacities of the indoorand outdoor units are appropriate.E16 displayed • Indoor unit capacity is too high. • Same at left. • Reverse 2 phases of the outdoor unit3-phase power and connect them correctly.P05 displayedOperation lampand Standbylamp are blinkingalternately.• Reversed phase in the outdoor unitsingle-phase or open phase in theoutdoor unit 3-phase power.• Same at left. • Connect the units correctly.L02 displayedBoth theOperation lampand Standbylamp are blinkingtogether.• Indoor-outdoor unit type mismatch. • Same at left. • Connect the units correctly.L13 displayed • Indoor-outdoor units are not settingcorrectly. • Same at left. • Connect the units correctly.L04 —————— • Outdoor unit address isduplicated. • Connect the units correctly.L07 ——————• Remote controllercommunication wiring isconnected to the indoorunit, however, it is setfor individual operation.• Perform automatic address setting(See 2-15).P15 displayeddisplayeddisplayedOperation lampand Standbylamp are blinkingalternately.• Check the refrigerant cycle (for gas• Same at left• No gas leaks).
