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OPERATION
MONITOR PANEL
When an error code appears on the display panel B
(multi-information), take appropriate remedies based upon the
table below.
Abnormality
code
E01
Lock up torque converter does
not come ON
Dual tilt does not work
E02
Tilt limit does not work
Does not shift up or shift down
Pitch does not work
E03+CALL
Number of speed ranges that
can be used is limited
Engine does not run at full
speed
Excessive shock when shifting
gear
Turning ability becomes poor
Excessive braking shock
Abnormal engine coolant
temperature sensor
E04+CALL
Engine control impossible
Travel impossible
Machine does not stop
Abnormality
Method of displaying
abnormality
Abnormality code and
service hour are
displayed in turn on
service meter portion
Abnormality code and
service hour are
displayed in turn on
service meter portion,
caution lamp flashes,
buzzer sounds
Abnormality code and
service hour are
displayed in turn on
service meter portion,
caution lamp flashes,
buzzer sounds
Abnormality code and
service hour are
displayed in turn on
service meter portion,
caution lamp flashes,
buzzer sounds
TROUBLESHOOTING
Remedy
The automatic functions stop and
some functions stop, but it is still
possible to carry out operations.
Contact your Komatsu distributor
immediately for repairs.
If user stops engine and then
starts again, operations are
possible without limit functions.
However, user must be careful.
Contact your Komatsu distributor
immediately for repairs.
Move machine to a safe place,
then contact your Komatsu
distributor immediately for repairs.
Stop machine, then contact your
Komatsu distributor immediately
for repairs.
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