Komatsu PC210-10 DEMOLITION BASE SPEC., Operation & Maintenance Manual

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OPERATION EXPLANATION OF COMPONENTS
3–23
ENGINE OIL PRESSURE MONITOR
ENGINE OIL PRESSURE MONITOR:PC-ABL0-043K00A
This monitor warns about abnormality in the engine lubricating
oil pressure.
q
When oil pressure is low:
The monitor lights up red and indicates action level "L03".
The alarm buzzer sounds intermittently.
Stop the work, move the machine to a safe place, and carry
out the inspection and maintenance.
Please ask your Komatsu distributor for inspection and
maintenance.
ENGINE OIL LEVEL MONITOR
ENGINE OIL LEVEL MONITOR:PC-AB4A-043K00A
This monitor warns about drop of engine lubricating oil level.
It displays only while the engine is stopped.
q
When oil level is low:
The monitor lights up in yellow and indicates action level
"L01".
The oil level in the engine oil pan is insufficient.
Check the oil level in the oil pan and add oil.
See "CHECK OIL LEVEL IN ENGINE OIL PAN, ADD OIL (3-
150)".
If the oil level drops again in a short time, the engine oil may
be leaking.
Please ask your Komatsu distributor for inspection and
maintenance.
RADIATOR COOLANT LEVEL MONITOR
RADIATOR COOLANT LEVEL MONITOR:PC-B255-043K00A
This monitor warns about drop of radiator coolant level.
q
When the coolant level dropped:
The monitor lights up in yellow and indicates action level
"L01".
The radiator coolant is insufficient.
Check the coolant level in the sub-tank of the radiator and
add coolant.
See "CHECK COOLANT LEVEL, ADD COOLANT (3-149)".
If the coolant level drops again in a short time, the coolant is
supposed to be leaking from the radiator.
Please ask your Komatsu distributor for inspection and
maintenance.
CHARGE LEVEL MONITOR
CHARGE LEVEL MONITOR:PC-AKV5-043K00A
This monitor warns about abnormality in the charging system
while the engine is running.
q
When condition is abnormal:
The monitor lights up red and indicates action level "L03".
The alarm buzzer sounds intermittently.
Charging cannot be made normally while the engine is
running.
Stop the engine and check if the fan belt is damaged, and
then ask your Komatsu distributor for inspection and mainte-
nance.
For details, see "Other trouble (3-236)".