Operation 3.2 Explanation of components 1. Service meter This meter (1) shows the total time that the machine has been operating. 1 2 3 . 4 H While the engine is running, the service meter advances even if the machine is not moving. The meter advances by 1 for every hour of operation, regardless of the engine speed. Even if the starting switch is at the OFF position, the service meter will display as long as the top part ( ‘ ) of monitor panel mode selector switch 1 is being pressed.
NOTE When the starting switch is at the OFF position, if the ser- vice meter is displayed even though the top ( ‘ ) of monitor panel mode selector switch 1 is not being pressed, there is probably a failure in the machine, so please contact your KOMATSU distributor for inspection. 2. Action code display If action code E03 is displayed, stop the machine immedi- ately and check the failure code. For details, see "Failure code display (3-11)". Inform your KOMATSU distributor of the failure code and ask for repairs.
If there is a failure on the machine, or it is necessary to change the method of operation, or if inspection or maintenance must be carried out, action code E00, E01, E02, or E03 is displayed on the character display in display portion. If different failures occur at the same time, the action code for the more serious problem is displayed. The level of seriousness is as follows, starting with the most seri- ous: E03, E02, E01, E00. In the case of action codes E00, E02, and E03, the alarm buzzer sounds intermittently and the central warning lamp lights up.
If action codes E00, E01, E02, or E03 are displayed on the character display, stop operations, check the content of the dis- play, and take the following action. E03: When this code is displayed, stop the machine immedi- ately, check the failure code, and contact your KOMATSU dis- tributor for repairs. E 0 3 C A L L REMARK “E03 CALL“ is displayed on the character display, and then “CHECK RIGHT NOW“ and “E03 CALL“ are displayed in turn for 3 seconds each. C H E C K R I G H T N O W WA150-5H – VEAM934100 3-9 WARNING WARNING