Komatsu D155AX-6 — TABLE OF CONTENTS

00 Index and foreword SEN00598-02 Failure code [DXH1KY] Lock-up ECMV: Short circuit ............................................................. 58 Failure code [DXH4KA] 1st clutch ECMV: Disconnection ....................................................... 60 Troubleshooting by failure and error codes, Part 7 SEN00722-01 Troubleshooting by failure and error codes, Part 7 ..................................................................... 3 Failure code [DXH4KB] 1st clutch ECMV: Short circuit........................................................... 3 Failure code [DXH4KY] 1st clutch ECMV: Short circuit...........................................................

4 Failure code [DXH5KA] 2nd clutch ECMV: Disconnection ...................................................... 5 Failure code [DXH5KB] 2nd clutch ECMV: Short circuit.......................................................... 6 Failure code [DXH5KY] 2nd clutch ECMV: Short circuit.......................................................... 7 Failure code [DXH6KA] 3rd clutch ECMV: Disconnection....................................................... 8 Failure code [DXH6KB] 3rd clutch ECMV: Short circuit........................................................... 9 Failure code [DXH6KY] 3rd clutch ECMV: Short circuit...........................................................

10 Failure code [DXH7KA] R clutch ECMV: Disconnection.......................................................... 11 Failure code [DXH7KB] R clutch ECMV: Short circuit ............................................................. 12 Failure code [DXH7KY] R clutch ECMV: Short circuit ............................................................. 13 Failure code [DXH8KA] F clutch ECMV: Disconnection.......................................................... 14 Failure code [DXH8KB] F clutch ECMV: Short circuit.............................................................. 15 Failure code [DXH8KY] F clutch ECMV: Short circuit..............................................................

16 Failure code [DXHBKA] Right brake ECMV: Disconnection.................................................... 18 Failure code [DXHBKB] Right brake ECMV: Short circuit ....................................................... 20 Failure code [DXHBKY] Right brake ECMV: Short circuit ....................................................... 22 Failure code [DXHCKA] Left brake ECMV: Disconnection...................................................... 24 Failure code [DXHCKB] Left brake ECMV: Short circuit.......................................................... 26 Failure code [DXHCKY] Left brake ECMV: Short circuit..........................................................

28 Failure code [DXHRKA] Blade up EPC: Disconnection........................................................... 30 Failure code [DXHRKB] Blade up EPC: Short circuit .............................................................. 31 Failure code [DXHRKY] Blade up EPC: Short circuit .............................................................. 32 Failure code [DXHSKA] Blade down EPC: Disconnection ...................................................... 33 Failure code [DXHSKB] Blade down EPC: Short circuit.......................................................... 34 Failure code [DXHSKY] Blade down EPC: Short circuit..........................................................

35 Failure code [DXHTKA] Blade left 1 EPC: Disconnection ....................................................... 36 Failure code [DXHTKB] Blade left 1 EPC: Short circuit........................................................... 37 Failure code [DXHTKY] Blade left 1 EPC: Short circuit........................................................... 38 Failure code [DXHUKA] Blade right 1 EPC: Disconnection..................................................... 39 Failure code [DXHUKB] Blade right 1 EPC: Short circuit ........................................................ 40 Failure code [DXHUKY] Blade right 1 EPC: Short circuit ........................................................

41 Failure code [DXHWKA] Ripper up EPC: Disconnection ........................................................ 42 Failure code [DXHWKB] Ripper up EPC: Short circuit ............................................................ 43 Failure code [DXHWKY] Ripper up EPC: Short circuit ............................................................ 44 Failure code [DXHXKA] Ripper down EPC: Disconnection..................................................... 45 Failure code [DXHXKB] Ripper down EPC: Short circuit ........................................................ 46 Failure code [DXHXKY] Ripper down EPC: Short circuit ........................................................

47 Failure code [DXHYKA] Ripper Tilt In EPC: Disconnection..................................................... 48 Failure code [DXHYKB] Ripper Tilt In EPC: Short circuit ........................................................ 49 Failure code [DXHYKY] Ripper Tilt In EPC: Short circuit ........................................................ 50 Failure code [DXHZKA] Ripper Tilt Back EPC: Disconnection................................................ 51 Failure code [DXHZKB] Ripper Tilt Back EPC: Short circuit.................................................... 52 Failure code [DXHZKY] Ripper Tilt Back EPC: Short circuit....................................................

53 Failure code [DXJ4KA] Weq lock Sol.: Disconnection............................................................. 54 Failure code [DXJ4KB] Weq lock Sol.: Short circuit ................................................................ 55 Troubleshooting by failure and error codes, Part 8 SEN00723-01 Troubleshooting by failure and error codes, Part 8.................................................................. 2 Failure code [DXJ8KA] Blade left 2 EPC: Disconnection ........................................................ 2 Failure code [DXJ8KB] Blade left 2 EPC: Short circuit............................................................ 3 Failure code [DXJ8KY] Blade left 2 EPC:

Short circuit............................................................ 4 Failure code [DXJ9KA] Blade right 2 EPC: Disconnection ...................................................... 5 Failure code [DXJ9KB] Blade right 2 EPC: Short circuit.......................................................... 6 Failure code [DXJ9KY] Blade right 2 EPC: Short circuit.......................................................... 7 D155AX-6 11