16. TROUBLESHOOTING 16.6.4 ELECTRONIC CONTROL SYSTEM lf an error code appears on the machine monitor display (normally displays TIME), follow the countermeasure table as shown below in the self-diagnosis. Machine monitor trouble display Monitor display EO2 Error Mode TVC valve system error Countermeasure If the pump override switch is set to the ON position, operation can be carried out. However, immediately have the TVC valve system inspected by your Komatsu distributor. (*) EO3 Swing brake system error EO5 Governor system error Set the swing override switch to the ON position to release the brake. If applying the swing brake, manually operate the swing brake using the swing lock switch.
In this case, immediately have the swing brake system inspected by your Komatsu distributor. (*) Governor will not execute the control function. Manually operate the governor-lever. To fix the the governor lever at the full stroke position, use the retaining bolt holes on bracket. In this case, immedi- ately have the governor system inspected by your Komatsu distributor. CALL Error indicating that operation cannot Place the machine in a safe posture, then have it inspected immediately by your Komatsu distributor. be continued In the case where the monitor will not display error codes and work equipment operation and Carry out inspection immediately swing operation cannot be carried out.
2-98 PC160/180/200-6k-ENG (*) For detail of operating the pump override switch and the swing override switch, refer to 11.3 “SWITCHES”