Komatsu HB365LC-3 Operation & Maintenance Manual page 211

OPERATION
"SCR Information" screen message (5): "1 Please inspect
and maintain SCR system."
Engine power is derated.
Move the machine to the safe place and contact your Ko-
matsu Distributor.
If operation continues for 5 hours after "Warning" started
without taking any actions instructed by the Action Level
table, Inducement advances to "Continuous Warning".
• Continuous Warning:
The audible alert sounds in repetition of "three beeps and
a pause".
The Engine system caution lamp (1) lights up in red.
The DEF system caution lamp (2) lights up in yellow.
The action level "L03" lights up in red at action level dis-
play (3).
Press F6 to display the "SCR Information" screen.
"SCR Information" screen message (5): "2 Without treat-
ment, engine power will be derated."
Move the machine to the safe place and contact your Ko-
matsu Distributor.
The duration time of "Continuous Warning" is 5 hours. The
remaining time (Hours and Minutes) till the next Induce-
ment status of "Low level Inducement" is displayed in the
column (6) of "SCR Information" screen.
In "Low level Inducement", engine power will be derated.
• Low level Inducement:
The audible alert sounds in short and sharp beeps.
Engine system caution lamp, DEF caution lamp, and hy-
brid caution lamp light up in red on warning display (7).
DEF system caution lamp (2) lights up in red.
The action level "L03" lights up in red at action level dis-
play (3).
Press F6 to display the "SCR Information" screen.
"SCR Information" screen message (5): "3 Engine power is
under deration."
Due to the reduction of engine power, the machine normal
operation will be limited.
Hybrid system power is also under deration. This results in
low swing motor power.
The duration time of "Low level Inducement" is 10 hours.
The remaining time (Hours and Minutes) to "Severe In-
ducement" is displayed in the column (6) of "SCR Informa-
tion" screen.
In "Severe Inducement", engine power will be derated fur-
ther.
Move the machine to the safe place and contact your Komatsu Distributor.
EXPLANATION OF COMPONENTS
3-139