Kubota KX080-4 - Automatic Diesel Particulate Filter (Dpf) Regeneration

112 LIST OF SCREENS
AUTOMATIC DIESEL PARTICULATE FILTER (DPF) REGENERATION
Automatic regeneration is not trouble. It is the normal maintenance activity that a machine performs automatically.
DIESEL PARTICULATE FILTER serves to trap particulate matters (PM) that are contained in exhaust gases and to automatically burn
(DPF-regenerate) these matters. In the regeneration, buzzer sounds and warning light blink and display shows messages. All operation
including AUX1 or AUX2 are workable while automatic regeneration.
The following is meaning and required operator action.
A Stopping the engine or pressing the inhibit switch while automatic regeneration, automatic regeneration will be stopped.
After restarting the engine, automatic regeneration starts.
A Regeneration time is approximately 20 to 30 minutes, and the interval is approximately 20 to 30 hours. But actual
regeneration time and interval depend on usage environment like ambient temperature, exhaust temperature and
engine speed.
Warning lamp Display Meaning Required operator action
Blinking
(yellow)
Auto regeneration process starts.
When the message "Raise the engine speed." appears on the
display, the operator needs preparation of DPF regeneration.
Increase the engine speed over
1900 rpm. Auto regeneration starts.
Make sure that no people, animals,
plants and flammable materials are
within the immediate working area.
(Refer to No. 36 in "NAVIGATION
LIST OF SCREENS" section.)
Blinking
(red)
When the message "Raise engine speed" appears on the
display, the operator needs preparation of DPF regeneration.
When the message "Now HP is limited." appears on the
display, the DPF is clogged. To protect the DPF, the engine
output is limited.
When the pilot control lock lever is pulled up, the engine will
stop after 60 seconds in order to protect DPF.
When the pilot control lock lever is down, the engine will not
stop while the engine output is limited.
Increase the engine speed over
1900 rpm. Auto regeneration starts.
Make sure that no people, animals,
plants and flammable materials are
within the immediate working area.
(Refer to No. 37 in "NAVIGATION
LIST OF SCREENS" section.)
Blinking
(red)
When the pilot control lock lever is pulled up, the engine will
stop after 60 seconds in order to protect DPF.
When the pilot control lock lever is down, the engine will not
stop while the engine output is limited.
Restart the Engine and set its speed
over 1900 rpm.
Unless the auto regeneration starts,
consult your KUBOTA local dealer.
Blinking
(yellow)
When the message "Now HP is limited." appears on the
display, the DPF is clogged. To protect the DPF, the engine
output is limited.
Consult your KUBOTA local dealer.
Blinking
(red)
DPF must be repaired.
To protect the DPF, the engine output is limited.
When the pilot control lock lever is pulled up, the engine will
stop after 60 seconds in order to protect DPF.
When the pilot control lock lever is down, the engine will not
stop while the engine output is limited.
Immediately contact your local
dealer.
(Refer to No. 41 in "NAVIGATION
LIST OF SCREENS" section.)
Blinking
(red)
Exchange the DPF.
To protect the DPF, the engine output is limited.
Immediately contact your local
dealer.
(Refer to No. 42 in "NAVIGATION
LIST OF SCREENS" section.)