Komatsu WA800-3E0, Operation & Maintenance Manual

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EXPLANATION OF COMPONENTS
OPERATION
3-20
METERS 3
FUEL GAUGE
This meter (15) shows the level of fuel in the fuel tank.
E indicates that there is no fuel.
F indicates that the tank is full.
During operations, the green range should be lighted up.
If the gauge enters the red range during operations, the central
warning lamp (CAUTION) and fuel gauge lamp flash.
If only the red range lights up during operations, it means that
there is less than 250 liters of fuel remaining, so check and add
fuel.
ENGINE WATER TEMPERATURE GAUGE
This meter (16) shows the engine water temperature.
During operations, the green range should be lighted up.
If the red range lights up during operations, stop the machine,
run the engine under no load at a mid-range speed, and wait
for the green range to light up again.
If the first segment of the red range lights up, the central warn-
ing lamp (CAUTION) and engine water temperature gauge
lamp flash; if the second segment of the red range also lights
up, the lamps flash and the alarm buzzer sounds intermittently.
TORQUE CONVERTER OIL TEMPERATURE GAUGE
This meter (17) shows the torque converter oil temperature.
During operations, the green range should be lighted up.
If the red range lights up during operations, stop the machine,
run the engine under no load at a mid-range speed, and wait
for the green range to light up again.
If the first segment of the red range lights up, the central warn-
ing lamp (CAUTION) and torque converter oil temperature
gauge lamp flash; if the second segment of the red range also
lights up, the lamps flash and the alarm buzzer sounds intermit-
tently.
SERVICE METER
This meter (18) shows the total number of hours that the
machine has been operated.
If the engine is running, the service meter advances, even if the
machine is not moving.
When the engine is running, the green operating display above
the meter flashes to show that the meter is advancing.
The meter advances 1 for every 1 hour of operation, regardless
of the engine speed.
Green
Red
Red
White
Green
Red
Green