Komatsu PC200-8M0 Shop Manual page 513

200 General Information on troubleshooting
Classification and procedures for troubleshooting
[*1], [*2]
1. While pressing numerical key [4] on the panel
switch on the standard screen, press [1], [2] and
[3] in order.
2. On the service menu screen, press switch [F3]
(R) twice in the panel switch section, and select
"03 Abnormality Record".
3. Press [F6] switch ( ) on the panel switch to
enter the selection and go to "Abnormality
Record" screen.
4. Press [F6] switch ( ) on the panel switch to
enter the selection and go to "Mechanical
System Abnormality Record" screen.
PC200, 200LC, 220, 220LC-8M0
5. Press the [F3] switch (R) on the panel switch to
see if the next failure code is displayed and note
down all of the failure codes.
a A failure code of the mechanical system can-
not be deleted.
6. Press [F5] switch (RETURN) on the panel switch
to return to the "Abnormality Record" screen.
7. Enter the "Electrical
Record" screen similarly to steps 2 and 3.
8. Press the [F3] switch (R) on the panel switch to
see if the next failure code is displayed and note
down all of the failure codes.
a "E" on the left of a failure code indicates that
the failure is "active" (the failure remains or
restoration to normal has not been con-
firmed). A failure code having no "E" on its
left is a "non-active" one. Since it disappears
at the following clear step, be sure to note it
down.
9. While pressing numerical key [4] on the panel
switch, press [1], [2] and [3] in this order to enter
the "Clear mode". (Same as 1)
10. Press [F2] switch(CLEAR) on the panel switch.
11. Press [F6] switch ( ) on the panel switch to clear
all the failure codes.
12. Press [F5] switch (RETURN) on the panel switch
to return to "Electrical System Abnormality
Record" screen. See if any failure code is still
displayed and note down the displayed ones.
13. Press [F5] switch (RETURN) on the panel switch
to return to the "Abnormality Record" screen.
SEN06132-01
System Abnormality
9
40-200