Komatsu PC700LC-11, Operation & Maintenance Manual

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• Warning:
The audible alert sounds in “Intermittent alarm”.
The KDPF system caution lamp (1) 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): 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 1 hour after “Warning” started
without taking any actions instructed by the Action Level
table, Inducement advances to “Escalated Warning”.
• Escalated Warning:
The audible alert sounds in repetition of “Triple-beep
alarm”.
The KDPF 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 “Escalated Warning” is 1 hour. The re-
maining time (Hours and Minutes) to “Mild Inducement” is
displayed in the column (6) of “SCR Information” screen.
In “Mild Inducement”, engine power will be derated.
• Mild Inducement:
The audible alert sounds in “Intermittent alarm”.
The KDPF system caution lamp (1) lights up in red.
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.
EXPLANATION OF COMPONENTS OPERATION
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