3.2 Operating the engine to regenerate the
DPF for regeneration inhibit mode
(1) Parked regeneration switch
(2) DPF INHIBIT switch
(3) Regeneration indicator
(4) Parked regeneration indica-
tor
(5) Engine rpm increase indica-
tor
(6) Engine warning indicator
1. Start the engine.
2. Press the DPF-INHIBIT switch .
DPF INHIBIT-switch lamp is “ON”
Regeneration inhibit mode is activated.
DPF INHIBIT-switch lamp is “OFF”
Auto regeneration mode is activated.
The DPF INHIBIT-switch lamp illuminates.
When the regeneration indicator or the
parked-regeneration indicator starts flashing,
a specific amount of PM has accumulated in the
DPF muffler.
3. Move the tractor to a safe place and activate the
DPF muffler.
(See Operating the engine to regenerate the DPF
for parked regeneration on page 52.)
3.2.1 PM warning level and required procedures for regeneration inhibit mode
In the regeneration-inhibit mode, the buzzer starts sounding and the indicator display changes in response to the PM
level in order to prompt the operator to perform the required procedure listed in the following table.
IMPORTANT :
• Once the regeneration level has been reached, immediately perform the required procedure for
regeneration.
Interrupting the regeneration cycle or continuing operation by ignoring the warning signs may cause DPF
and engine damage.
OPERATING THE ENGINE EXHAUST AFTERTREATMENT DEVICES
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