Komatsu WA500-6H, Operation & Maintenance Manual

Page: 79 / 412

Operation 3.2 Explanation of components
WA500-6H – VEAM430100
3-13
E03: When this code is displayed, stop the machine immedi-
ately, check the failure code, and contact your KOMATSU dis-
tributor for repairs.
REMARK
“E03“ is displayed on the top line of the character display and
“CHECK RIGHT NOW“ and “CALL“ are displayed in turn on the
bottom line for 3 seconds each.
The telephone number is displayed to the right of “CALL“. If no
telephone number has been set, the display is blank. For details
of the method of inputting the telephone number, see Section
“"Input method for telephone number (3-40)"“.
E02: 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 chang-
ing 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.
If any display related to overrun is given, reduce the engine
speed or machine travel speed, and continue operations.
E 0 3
C H E C K R I G H T N O W
E 0 3
C A L L 9 8 7 6 5 4 3 2 0 1
E 0 2
T C O V E R H E A T
E 0 1
M A I N T E N A N C E