Operation
W9272-8135-1
107
05/2020
Automatic particle filter regeneration - Overview
Warning light
indicator
Explanation
Measure
flashing
(yellow)
Automatic regeneration process
starts.
If the message "Raise engine speed"
is shown in the display, then the oper-
ator has to create the conditions nec-
essary for regenerating the particle
filter.
Make sure that no people, animals,
plants and/or flammable materials
are within the immediate working ar-
ea.
Raise the engine speed until the
“Raise engine speed” indicator and
message disappear. The automatic
particle regeneration starts.
All the functions and auxiliary ports 1
and 2 continue to be available during
the regeneration.
flashing
(red)
If the message "Raise engine speed"
is shown in the display, then the oper-
ator has to create the conditions nec-
essary for regenerating the particle
filter.
The particle filter is clogged if the
message "Engine output is limited" is
shown in the display. The engine
power is reduced to protect the parti-
cle filter.
When the control lever lock is lifted,
the engine switches off after
60 seconds to protect the particle fil-
ter.
Make sure that no people, animals,
plants and/or flammable materials
are within the immediate working ar-
ea.
Raise the engine speed until the
“Raise engine speed” indicator and
message disappear. The automatic
particle regeneration starts.
All the functions and auxiliary ports 1
and 2 continue to be available.
flashing
(red)
When the control lever lock is lifted,
the engine switches off after
60 seconds to protect the particle fil-
ter.
If the control lever lock is lowered, the
engine speed is limited.
Raise the engine speed until the
“Raise engine speed” indicator and
message disappear.
Inform your KUBOTA dealer if the re-
generation does not start automati-
cally.
flashing
(yellow)
The particle filter is clogged if the
message "Engine output is limited" is
shown in the display. The engine
power is reduced to protect the parti-
cle filter.
Keep raising engine speed and finish
DPF regen. process.
Make sure that no people, animals,
plants and/or flammable materials
are within the immediate working ar-
ea.
flashing
(red)
The particle filter is clogged with soot
particles and the particle filter regen-
eration can no longer start. The parti-
cle filter must be repaired.
The engine power is reduced to pro-
tect the particle filter.
Inform your KUBOTA dealer immedi-
ately.
flashing
(red)
The particle filter has to be replaced.
The engine power has to be limited to
protect the particle filter.
Inform your KUBOTA dealer immedi-
ately.
Summary of Contents for U50-5
Page 1: ...GB COMPACT EXCAVATOR MODEL U50 5 OPERATING INSTRUCTIONS W9272 8135 1 Original 05 2020...
Page 38: ...36 W9272 8135 1 05 2020 Safety rules...
Page 54: ...52 W9272 8135 1 05 2020 Description of the machine...
Page 74: ...72 W9272 8135 1 05 2020 Assembly and functions...
Page 164: ...162 W9272 8135 1 05 2020 Operation...
Page 222: ...220 W9272 8135 1 05 2020 Maintenance...
Page 224: ...222 W9272 8135 1 05 2020 Safety inspection...
Page 234: ...232 W9272 8135 1 05 2020 Software information...
Page 235: ...Software information W9272 8135 1 233 05 2020...
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