en-87
MAINTENANCE AND LUBRICATION 8
8.14
DIESEL PARTICULATE FILTER ______________________________________
During operation of the mower, the level of particle material will increase in the Diesel Particulate Filter (DPF)
system. The periodic Regen of the DPF system is needed to remove particle material. During an Active or Parked
Regen, the engine will use more fuel. The DPF system operates in one of four states
.
Passive Regen State
- The engine operates in the Passive Regen state during normal engine operation. The
exhaust temperature can be more than 572° F (300° C).
Inhibit Regen State
- When the Regen Inhibit button is pressed on the display (
Button 4
then
Button 2
), the
engine cannot enter the Active Regen state until the Regen Inhibit button is pressed again, or the engine is turned
off then on. Inhibit Regen does not prevent a Passive Regen. If the fuel tank is near empty,or the machine is in
an area where a higher than normal exhaust temperature could cause a hazard press the Regen Inhibit button
to inhibit a regen.
Active Regen State
- When the level of particle material reaches a certain point, the engine will enter Active
Regen state. Operation of the mower is not changed. The exhaust temperature can be more than 1150° F (625°
C) during Active Regen. The high exhaust temperatures during Active Regen will illuminate the High Exhaust
Temperature icon on the display.
Parked Regen State
- When a Parked Regen is needed, the Regen Request on the display will be illuminated.
Park the mower on concrete or gravel to prevent damage to the turf, turn rear wheels fully to the right and lift and
secure all cutting implements. Engage the Park Brake, but do not stop the engine. Press the Regen Start button
on the display (
Button 4
then
Button 1
) to start the Parked Regen. During the Parked Regen the Regen Request
icon will illuminate on the display, and the high exhaust temperatures during Parked Regen will illuminate the
High-Exhaust Temperature icon. Do not disengage the Park Brake, stop the engine or move the mower during
the Parked Regen.
A Regen cycle that is not completed will move the engine through six different levels of control.
Level 0
- Normal operation of mower with Passive Regen. When particles reach the Active Regen level, the en
-
gine controller will change to Level 1. When the engine controller is at Level 0, the Active and Parked Regen is
disabled.
Level 1
- Engine will enter Active Regen state unless Inhibit Regen switch is in the INHIBIT position. Normal
Active Regen is completed in approximately 20 minutes. If the particle material level does not decrease to the
Passive Regen level in 30 minutes (1800 seconds), the engine controller will change to Level 2. When the engine
controller is at Level 1, the Parked Regen is disabled
Level 2
- Regen Request display will illuminate. Engine will enter Active Regen state unless the Inhibit Regen
switch has been pressed. When the mower is parked and the Park Brake is engaged, the Parked Regen state
is available. If the engine is operated at Level 2 without a Regen for approximately 1 to 1-1/2 hours, the engine
controller will change to Level 3.
Level 3
- Regen Request will illuminate. The engine power output is decreased and Active Regen is disabled.
When the mower is parked and the parking brake is engaged, the Parked Regen state is available. If the engine
is operated at Level 3 without a Regen for approximately 1 to 1-1/2 hours, the engine controller will change to
Level 4.
Level 4
- High Exhaust Temperature display will illuminate. The engine power output is decreased significantly.
Active and Parked Regen is disabled. The Kubota Diagmaster tool is needed to start a Regen. If the engine is
operated at level 4 without a Regen for approximately 1 to 1-1/2 hours, the engine controller will change to
Level 5.
Level 5
- High Exhaust Temperature display will flash quickly. The engine power output is decreased significant
-
ly. An authorised Kubota Engine Service Center must clean the DPF before the mower is used.
WARNING
During active or parked regeneration, the temperature of the exhaust components can be more than
1150° F (625° C). To prevent burns, do not touch a hot exhaust system and do not stand or reach into
exhaust gas area from exhaust pipe outlet. To prevent fires, make sure the engine area is kept clean
and the grass clippings are not near exhaust components. During parked regeneration turn rear wheels
fully to the right and lift and secure all cutting implements.
Make sure the exhaust gas from the exhaust pipe is not blocked and there is enough space between
the exhaust pipe and objects. Park the mower on concrete or gravel during parked regeneration.
During Active or parked regeneration exhaust gas from the exhaust pipe can cause turf damage or fire.
Содержание HR380
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