Komatsu PC88MR-10 Shop Manual page 301

Caution lamps
(PC88MR-Q1LA-042-K-01-A)
Item
Symbol
displayed
(*1)
Coolant
temperature
(*1)
Hydraulic oil
temperature
(*1)
Fuel level
(*1)
Battery
charge
(*1)
Engine oil
pressure
Maintenance
time warning
PC88MR-10
Description
Caution lamp
display
Range
(background
color)
Lights up (Red)
Min. 102ºC
Min. 30ºC,
Lights up (Blue)
below 102ºC
Lights up
Below 30ºC
(White)
Lights up (Red)
Min. 102ºC
Min. 20ºC,
Lights up (Blue)
below 102ºC
Lights up
Below 20ºC
(White)
Lights up (Red)
Below 23 l
Lights up (Blue)
Min. 23 l
When charge is
defective
(Charge voltage Lights up (Red)
< Battery
voltage)
When normal Goes out
When abnormal
(Below specified Lights up (Red)
pressure)
When normal Goes out
When
Lights up (Red)
maintenance
due time is over
(*2)
When
Lights up
maintenance
(Yellow)
notice time is
over
10 Structure and function
Machine monitor system
Remarks
Action level
monitor
Background color
L02
changes depending
on the temperature
detected.
Alarm buzzer sounds
at 105ºC or higher.
If background color is
white, warm up
engine.
Background color
L02
changes depending
on the temperature
detected.
Alarm buzzer sounds
at 105ºC or higher.
If background color is
white, warm up
hydraulic
components.
Background color
changes depending
on the remaining fuel
level.
Monitor lights up and
alarm buzzer sounds
when abnormality is
L03
detected while
engine is running.
Monitor lights up and
alarm buzzer sounds
L03
when abnormality is
detected while
engine is running.
The display changes
depending on how
long it has been
since the
maintenance due
time was over
After starting switch
is turned to "ON"
position, monitor
lights up if condition
for lighting it up is
satisfied, and then
goes out in 30
seconds.
10-223