Komatsu WA320-5H Operation & Maintenance Manual page 257

ATTACHMENTS, OPTIONS
MACHINE MONITOR WITH LOAD METER
E03: When this code is displayed, stop the machine immedi-
ately, check the failure code, and contact your Komatsu distrib-
utor for repairs.
REMARK
The top line of the character display displays "E03" and the bot-
tom line displays "CHECK RIGHT NOW" and "CALL" in turn for
3 seconds each.
The telephone number is displayed on the right of the "CALL"
display. If the telephone number has not been set, there is a
blank. For details of the method of setting the telephone num-
ber, see "INPUT METHOD FOR TELEPHONE NUMBER (6-
53)".
E02: If overrun related information is displayed, reduce the
engine speed and the speed of the machine while continuing
operations.
If the overheat related display is given, stop the machine and
run the engine under no load at a mid-range speed.
If an action code is still displayed after doing this, check the fail-
ure code and contact your Komatsu distributor for repairs.
REMARK
The top line of the character display displays "E02" and the bot-
tom line displays the condition of the machine related to over-
heating.
E01: When a failure occurs in the mechanical system, such as
a drop in the level of the engine cooling water, the maintenance
location is displayed. If the maintenance caution lamp lights up
at the same time, carry out inspection and maintenance of the
item indicated after completion of the day's work or when
changing shifts. If "MAINTENANCE" is displayed together with
E01, check the failure code and ask for repairs to be carried
out.
REMARK
"E01" is displayed on the top line of the character display and
"MAINTENANCE" or the part of the machine requiring inspec-
tion, filling of fluid, or replacement is displayed on the bottom
line.
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