Kubota U50-5, Operating Instructions Manual

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168
W9272-8135-1
05/2020
Troubleshooting
21. Hyd. oil temp. is too low.

Engine is revved up only
to the medium rpm for
warming-up.
- -
22. Load to be lifted is too
heavy. The overload warning ap-
plies only to lifting loads.

Deactivate the overload
warning during other
types of work (e.g. exca-
vating) by pressing the
overload warning switch.
Lower load and reduce
its weight.
23. 10 hours until periodic
check interval. Operate the machine as
usual. Ask your KUBOTA dealer
for relevant parts and use
them to replace existing
parts.
24. Periodic check interval
has passed. The machine can be op-
erated but service must
be carried out urgently. Ask your KUBOTA dealer
for relevant parts and use
them to replace existing
parts.
25. Hyd. oil temp. is rising
somewhat higher than
specified. Check the oil cooler and
other components for
clogs.

Immediately clean them.
-
26. DPF is regenerating. This
is a normal maintenance
activity.

Exhaust temp. is rising.

It is possible to work with
careful operation.
- -
27. DPF must be regenerat-
ed.
-
Raise engine speed and
start the particle filter re-
generation.

If the indicator lights up
again, immediately con-
tact your KUBOTA deal-
er.
28. DPF must be regenerat-
ed.
-
Drive the machine to a
safe place and release
the particle filter regener-
ation.

If the indicator lights up
again, immediately con-
tact your KUBOTA deal-
er.
29. DPF is regenerating. En-
gine output is limited to
prevent engine problems.
-
Keep raising engine
speed and finish DPF re-
gen. process.
30. DPF must be regenerat-
ed immediately.

Engine output is limited
to prevent engine prob-
lems.
-
Raise engine speed and
start the particle filter re-
generation.

If the indicator lights up
again, immediately con-
tact your KUBOTA deal-
er.
No. indicator Problem/Error Preliminary Measure Solution