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OPERATION
Automatic Display of Messages
If a fault or an information condition occurs during operation, the
basic display is automatically replaced by a message in text. If a
further condition occurs, another message is displayed so that the
operator is always shown the latest message.
The message text provides the operator with an explanation of
the condition in standard texts.
When a fault message is displayed, further "HELP" information
relating to the fault message can be obtained by pressing the
"DOWN" key (3), illust. Z 22466. All fault and information mes-
sages are listed in section "Message Texts". Each message is
related to a page. These MESSAGE PAGES are numbered and
can be called up individually. When a fault message is displayed
the number of operating hours is displayed and stored at the
same time. Fault and information messages are held as long as
their cause is existent
Maintenance Schedule
In accordance with the operating hours of the Shovel, the initial
and periodic maintenance intervals are automatically displayed.
Example:
After the first 250 operating hours of the Shovel the following
message will be displayed:
# Initial 250 h Maintenance
Perform initial 250 h Maintenance.
Perform maintenance according to the Maintenance section.
Acknowledgement of performed maintenance.
The acknowledgement of performed maintenance is obtained in
the main group "Service" under menu item "Maintenance" refer to
Menu Control Chart -VI- on page 143.
3.4 ELECTRONIC MONITORING AND CONTROL SYSTEM ECS
103
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