Kubota L47TL, Operator'S Manual

Page: 47 / 159

21 OPERATING THE ENGINE
B
PM Warning Level and Required Procedures
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 below.
A Once the regeneration level has been reached, immediately perform the required procedure for regeneration.
Interrupting the regeneration cycle or continued operation by ignoring the warning signs may cause DPF and engine
damage.
Regeneration Inhibit Mode
DPF system status Required procedure
PM warning level:
1
The regeneration indicator starts
flashing. A specific level of PM has built up in the
DPF muffler.
Continue with the operation as it is.
Buzzer: Not sounding
At PM warning levels range from 1 to 2-2, it is also possible to change DPF INHIBIT
switch to auto regeneration mode then perform regeneration.
PM warning level:
2-1
The regeneration indicator starts
flashing.
Move the tractor to a safe area, then follow
the "Operating Procedure for Parked
Regeneration".
Buzzer: Sounding every
5 seconds
PM warning level:
2-2
The Parked regeneration indicator
starts flashing.
Buzzer: Sounding every
3 seconds
PM warning level:
3
If the parked regeneration cycle is interrupted or the tractor is continuously operated in the PM
warning level 2:
Buzzer: Sounding every
1 second
Engine output: 50%
The engine warning indicator starts
flashing. Immediately stop working the tractor, move
the tractor to a safe area, then follow the
"Operating Procedure for Parked
Regeneration".
If the tractor is operated further and the
operator ignores the warning signs, then
regeneration will be disabled.
The parked regeneration indicator starts
flashing
PM warning level:
4
If the regeneration cycle is interrupted or the tractor is continuously operated ignoring the
warning signs, in the PM warning level 3:
Buzzer: Sounding every
1 second
Engine output: 50%
The engine warning indicator remains
constantly "ON". Immediately move the tractor to a safe
place and place in park, turn "OFF" engine.
Contact your local KUBOTA Dealer.
A At this level never continue to operate
the tractor, otherwise damage may
result to the DPF and engine.