Komatsu PC500LC-10R Shop Manual page 145

10 STRUCTURE AND FUNCTION
Item to be dis-
Symbol
played
Radiator cool-
ant level (*1)
Battery charge
(*1)
Engine oil
pressure (*1)
Engine oil lev-
el (*1)
Air cleaner
clogged (*1)
Maintenance
due time warn-
ing (*2)
State of sys-
tem
PC500LC-10R
Range and method for display
Caution lamp
display
Range
(background
color)
When it is abnor-
mal
Lit (yellow)
(Below specified
level)
Normal Not lit
When the charg-
ing is faulty
Lit (red)
(charge voltage
< battery volt-
age)
Normal Not lit
When it is abnor-
mal
Lit (red)
(Below specified
pressure)
Normal Not lit
When it is abnor-
mal
Lit (yellow)
(Below specified
level)
Normal Not lit
When it is abnor-
mal
Lit (yellow)
(Above specified
pressure)
Normal Not lit
When mainte-
nance due time Lit (red)
is over
When the main-
tenance notice Lit (yellow)
time has passed
When action lev-
el L04, L03 are Lit (red)
detected
When action lev-
el L01 is detect- Lit (yellow)
ed
COMPONENT PARTS OF CONTROL SYSTEM
Action level
Caution lamp lights up when an ab-
normality is detected while engine is
L01 (*3)
stopped.
-
Caution lamp lights up and alarm
buzzer sounds when an abnormality
is detected while engine is running.
L03
-
Caution lamp lights up and alarm
buzzer sounds when an abnormality
L03
is detected while engine is running.
-
Caution lamp lights up when an ab-
normality is detected while engine is
L01 (*3)
stopped.
-
Caution lamp lights up when an ab-
normality is detected while engine is
L01 (*3)
running.
-
The display changes accord-
•
-
ing to how long it has passed
since the maintenance due
time was over.
• After starting switch is turned
to ON position, caution lamp
-
lights up if condition for light-
ing it up is satisfied, and then
goes out in 30 seconds.
Caution lamp lights up when
•
L04, L03
an abnormality is detected in
machine system.
• Alarm buzzer sounds when
the background color of the
L01 (*3)
caution lamp is red.
Remarks
10-51