OPERATION 3.4 ELECTRONIC MONITORING AND CONTROL SYSTEM ECS Message Classification All messages filed in the text store of the text display are listed in Section ”Table of messages” on page 158 in sequence of their page numbers and are divided into the following 4 groups: Group 1 Fault Messages of message text pages number 500 - 751. When a fault message of this group is displayed, the warning buzzer (13), illust. Z 22466 will sound for 1 second, simulta- neously an automatic engine speed reduction to low idle, or an automatic shut-down of the Shovel will happen. These messages are recorded in the protocol memory and in the statistics memory for later evaluation.
Group 2 Fault Messages of message text pages number 752 - 1309. When a fault message of this group is displayed, the warning buzzer (13) will sound for 1 second, no shut down of the Shovel. These messages are recorded in the protocol memory and in the statistics memory for later evaluation. Group 3 Acknowledgement messages of performed maintenance of mes- sage text pages number 1310 - 1319. The acknowledgement messages serve only for protocollation of the acknowledgement of performed maintenance. They are recorded in the protocol memory and in the statistics memory for later evaluation. Group 4 Information Messages of message text pages number 1320 - 1535.
Information messages are identified by the sign (#) in the upper LH corner of the screen (A). These messages are for information only and are not recorded. REMARK The message pages no. 1 - 499 contain the text of the MENU CONTROL (Service function) of the ECS-system. 97