Komatsu D375A-8, Operation & Maintenance Manual

Page: 176 / 466

When the degree of emergency is low
• If KDPF soot accumulation caution lamp (2) lights up in
yellow (action level (3):“L01”), screen (A) is displayed first.
• The action level goes out 2 seconds after and the screen
changes to standard screen (B).
• If the parking brake lever and work equipment lock lever
are set to LOCK position, or joystick (steering, directional
and gear shift lever) is set to NEUTRAL position, the
screen changes to Aftertreatment Devices Regeneration
screen (C) after 3 seconds only the first time. If the manual
stationary regeneration is not performed, the screen re-
turns to standard screen (B) after 30 seconds.
Then, if the accumulated soot does not decrease, the Af-
tertreatment Devices Regeneration screen (C) is displayed
for 30 seconds every 2 hours.
• If KDPF soot accumulation caution lamp (2) lights up in
yellow, stop the machine in a safe place after finishing the
operation and perform the manual stationary regeneration.
When the degree of emergency is high
• KDPF soot accumulation caution lamp (2) lights up in red
and the action level “L03” lights up in red (3).
• If the parking brake lever and work equipment lock lever
are set to LOCK position or joystick (steering, directional
and gear shift lever) is set in NEUTRAL, the screen
changes to the Aftertreatment Devices Regeneration
screen (C) after 3 seconds only the first time. Then, the Af-
tertreatment Devices Regeneration screen (C) and stand-
ard screen (D) are automatically displayed alternately ac-
cording to the lever operation, until the manual stationary
regeneration is performed.
• If KDPF soot accumulation caution lamp (2) lights up in
red, immediately stop the machine in a safe place and per-
form the manual stationary regeneration.
EXPLANATION OF COMPONENTS OPERATION
3-118