3 -11
DPF switch
(8) DPF switch
z This switch is used to stop/delay the auto
regeneration process or to exit the inhibited
regeneration mode.
- Auto regeneration mode : normal status, and
the inhibited regeneration mode is not set.
- Inhibited regeneration mode : the auto
regeneration mode is disabled.
z After starting engine, If pressing the lower side
of the DPF switch for about 2 seconds, Inhibited
regeneration mode shall be set, and DPF
inhibited indicator shall be ON. (See page 3-15)
z For returning to auto generation mode, press
and hold the upper side of the DPF switch for
about 2 seconds.
DOC + DPF
Burner
① Definitions of system components
and operation
z The following terms will define the system
components and operational modes.
System components
and operation
Definition
Diesel Oxidation Catalyst
(DOC)
a catalytic converter that reduces emission element
such as hydrocarbons, carbon monoxide and unburned fuel.
Diesel Particulate Filter (DPF) a filter that captures soot from the engine exhaust
Burner
This component generates the required heat to burn the soot
that is contained in the (DPF) during the regeneration process.
(DPF) switch
Switch located on the right-hand side of the dash. This switch is
used to stop or delay the regeneration process or to exit the
inhibited regeneration process (to go to the auto regeneration
mode).
Regeneration
This is the process of burning/cleaning of the soot that is
contained in the (DPF) by the burner.
Inhibited Regeneration
The regeneration process is disabled by the use of the (DPF)
switch.
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