Toro Groundsmaster 5900 Operator's Manual page 45

Note:
The soot load value varies as the
machine is operated and DPF regeneration
occurs.
Figure 40
Soot-Load Table
Important Soot Load Values
0% to 5%
78%
100%
122%
3. Press button 4 to return to the technician screen
or press button 5 to exit the service menu and
return to the home screen.
Passive DPF Regeneration
•
Passive regeneration occurs as part of normal
engine operation.
•
While operating the machine, run the engine at
full-engine speed and high load when possible to
promote DPF regeneration.
Assist DPF Regeneration
•
The engine computer adjusts engine settings to
raise the exhaust temperature.
•
While operating the machine, run the engine at
full engine speed and high load when possible to
promote DPF regeneration.
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Regeneration State
Minimum soot load range
The engine computer performs
an assist regeneration.
The engine computer
automatically requests a
parked regeneration.
The engine computer
automatically requests a
recovery regeneration.
Reset Regeneration
CAUTION
The exhaust temperature is hot (approximately
600°C (1,112°F) during DPF regeneration. Hot
exhaust gas can harm you or other people.
• Never operate the engine in an enclosed
area.
• Make sure that there are no flammable
materials around the exhaust system.
• Never touch a hot exhaust system
component.
• Never stand near or around the exhaust
pipe of the machine.
•
The high exhaust-temperature icon
in the InfoCenter
•
The engine computer adjusts engine settings to
raise the exhaust temperature.
Important:
The high exhaust-temperature
icon indicates that the exhaust temperature
discharged from of your machine may be
hotter than during regular operation.
•
While operating the machine, run the engine at
full engine speed and high load when possible to
promote DPF regeneration.
•
The icon displays in the InfoCenter while the reset
regeneration is processing.
•
Whenever possible, do not shut off the engine or
reduce engine speed while the reset regeneration
is processing.
Important:
Whenever possible, allow the
machine to complete the reset regeneration
process before shutting off the engine.
45
Figure 41
(Figure 41).
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displays