Toro Groundsmaster 3300 Series Operator's Manual page 32

• Notes that a regeneration is acknowledged
• Notes that a regeneration is in progress and
the exhaust temperature is elevated
• Inhibit regeneration is selected
• NOx control system malfunction; the machine
requires service.
Types of Diesel Particulate Filter
Regeneration
Types of diesel particulate filter regeneration
that are performed while the machine is
operating:
Regeneration Conditions that
Type cause DPF
regeneration
Occurs every 100
hours
Also occurs if normal
engine operation
Reset
surpasses the allowed
soot accumulation
amount within the
filter
DPF description of
operation
• When the high
exhaust-temperature
icon is
displayed in the
InfoCenter, a
regeneration is in
progress.
• During reset
regeneration, the
engine computer
maintains an elevated
engine speed
to ensure filter
regeneration.
• Avoid shutting off
the engine while the
reset regeneration is
processing.
32
Types of diesel particulate filter regeneration
that require you to park the machine:
Regeneration Conditions that
Type cause DPF
regeneration
Occurs because the
computer determines
that the automatic
DPF cleaning has not
been sufficient.
Also occurs because
you initiate a parked
regeneration
May occur because
the inhibit regen
has been initiated
and has disabled
the automatic
Parked
DPF cleaning from
occuring
May result from using
the incorrect fuel or
engine oil
Occurs because the
request for parked
recovery has been
Recovery
ignored, allowing the
DPF to be critically
plugged
Using the DPF Regeneration
Menus
Accessing the DPF Regeneration Menus
1. Navigate to the S
menu.
2. Select the DPF R
DPF description of
operation
• When the
reset-standby/parked
or recovery
regeneration icon
or a
regeneration is
requested.
• Perform the parked
regeneration as soon
as possible to avoid
needing a recovery
regeneration.
• A parked
regeneration requires
30 to 60 minutes to
complete.
• You must have at
least a 1/2 tank of fuel
in the tank.
• You must park the
machine to perform a
parked regeneration.
• When the
reset-standby/parked
or recovery
regeneration icon
a recovery
regeneration is
requested.
• A recovery
regeneration requires
up to 3 hours to
complete.
• You must have at
least a 1/2 tank of fuel
in the machine.
• You must park
the machine to
perform a recovery
regeneration.
menu from the main
ERVICE
option.
EGENERATION