Daikin Super Multi NX C-Series Service Manual

Also see for 2MKD58BVM: Pocket Manual Service manual

Contents

Daikin Super Multi NX C-Series Service Manual Manual pdf 296 page image

SiE12-411Drawings & Flow Charts vDrawings & Flow ChartsAanti-icing function in other rooms ..........................203automatic air flow control ........................................73automatic operation.................................................75auto-swing...............................................................72Bbuzzer pcb...............................................................62Ccapacitor voltage check.........................................211compressor lock ....................................................182compressor overload.............................................181compressor protection function ...............................91control pcb............................................ 63, 64, 67, 68control pcb (indoor unit) ..........................................62cooling / heating mode lock...................................106ct or related abnormality........................................190Ddc fan lock .............................................................183defrost control .........................................................95discharge pipe control .............................................92discharge pipe temperature control.......................188discharge pressure check .....................................209display pcb ........................................... 62, 63, 65, 67Eelectrical box temperature rise ..............................194electronic expansion valve check..........................205electronic expansion valve control ..........................96Ffan motor connector output check.........................204fan motor or related abnormalityac motor..........................................................172dc motor..........................................................173four way valve abnormality....................................186four way valve performance check........................206freeze-up protection control ........................... 93, 179freeze-up protection control orhigh pressure control .....................................170frequency control.....................................................89frequency principle ..................................................70function of thermistor...............................................84cooling only model ............................................86heat pump model ..............................................84Hheating peak-cut control..........................................93home leave operation..............................................79Iindoor unit pcb abnormality ...................................169input current control ................................................92input over current detection.................................. 184installation condition check .................................. 208insufficient gas ..................................................... 200insufficient gas control.......................................... 101intelligent eye ......................................................... 77intelligent eye sensor pcb....................................... 62inverter features ..................................................... 71inverter powerful operation..................................... 80inverter units refrigerant system check................. 210Llimit switch continuity check ................................. 204location of operation lamp .................................... 162low hz high pressure limit ....................................... 95low-voltage detection ........................................... 202Mmain circuit electrolytic capacitor check ............... 212main structural parts............................................... 83mode hierarchy ...................................................... 88Nnight set mode........................................................ 76Ool activation .......................................................... 181on/off button on indoor unit .................................... 81outdoor unit fan system check (with dc motor)..... 209output over current detection ............................... 198Ppcb ......................................................................... 59pcb detail ................................................................ 60piping diagrams .................................................... 260position sensor abnormality ................................. 189power supply pcb ............................................. 65, 66power supply waveforms check ........................... 210power transistor check ......................................... 211priority room setting.............................................. 105programme dry function ......................................... 74Rradiation fin temperature rise ............................... 196Sshutter drive motor /shutter limit switch abnormality ..................... 176signal receiver pcb ..................................... 62, 65, 67signal transmission error (between indoor and outdoorunits) ............................................................. 177Ttarget discharge pipe temperature control ............. 99thermistor or related abnormality (indoor unit) ..... 175thermistor or related abnormality (outdoor unit) ... 192

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