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OPERATION
Inducement status (4): "2 Without treatment, engine power
will be derated."
Add DEF to the DEF tank immediately.
•
Low level Inducement:
The audible alert sounds in "Intermittent alarm".
1 gradation of the DEF level gauge light up in red.
The DEF level caution lamp (1) lights up in red.
Action Level "L03" is displayed in red (5).
Press the menu switch to display the "SCR Information"
screen.
Inducement status (4): "3 Engine power is under deration."
Add DEF to the DEF tank immediately.
•
Severe Inducement:
The audible alert sounds in "Non-stopping alarm".
No gradation of the DEF level gauge lights up .
The DEF level caution lamp (1) lights up in red.
The Action level "L04" is displayed in red (5).
Press the menu switch to display the "SCR Information"
screen.
When all gradations of the DEF level gauge go off, DEF re-
filling amount is approximately 26.5 ℓ to fill up the DEF
tank.
Inducement status (4): "4 Engine power is under heavy de-
ration."
Engine power can be restored temporarily from power derate. This engine power restoration works only
when the Inducement status is "Severe Inducement"and relieves back temporarily to the power deration of
the "Low level Inducement". The operator can restore engine power through the machine monitor. For the
EXPLANATION OF COMPONENTS
3-145
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