. OPERATION TROUBLES AND ACTIONS Machine Monitoring System (*): For details of handling the emergency pump drive switch, swing holding brake cancel switch, and emergency work equipment actuation switch, "SWITCHES (PAGE 3-28)". 3 - 143 Electronic Control System If an error code appears on the machine monitor display (normally displays TIME), follow the countermeasure table as shown below in the self-diagnosis.
Monitor display Error mode Countermeasure E02 pump control system error If the emergency pump drive switch is set to the ON posi-tion, operation can be carried out.However,imme-diately have the pump control system inspected by your Komatsu distributor.(*) E03 Swing brake system error Turn the swing prolix switch ON to cancel the brake. When applying the swing brake,operate the swing lock switch manually.Depending on the cause of the failure, it may be impossible to release the brake.In any case, have the system inspected immediately by your Komatsu distributor.(*) E05 Governor system error Governor will not execute the control function.
Manually operate the governor-lever.To fix the governor lever at the full stroke position,use the retaining bolt holes on bracket.In this case, immediately have the governor system inspected by your Komatsu distributor. E06 Electrical system error If the emergency work equipment actuation switch is turned ON, the work equipment (boom) can be raised, but have the machine inspected immediately. CALL Error indicating that operation cannot be continued Place the machine in a safe posture,then have it inspected immediately by your Komatsu distributor. In the case where the monitor will not display error codes and work equipment operation and swing operation cannot be carried out.
Have the machine inspected immediately by your Komatsu distributor.