CHECK OIL LEVEL IN HYDRAULIC TANK, ADD OIL
a
WARNING
1
l When removing the oil filler cap, oil may spurt out, so turn
the cap slowly to release the internal pressure before remov-
ing the cap.
l If oil has been added to above the H mark, stop the engine
and wait for the hydraulic oil to cool down, then drain the
excess oil from the drain plug.
I
I
If the work equipment is not in the condition shown in the
diagram on the right, start the engine, run the engine at low
1.
2.
3.
speed, retract the arm and bucket cylinders, then lower the
boom, set the bucket teeth in contact with the ground, and stop
the engine.
Within 15 seconds after stopping the engine, move each control
lever (for work equipment and-travel) to the full stroke in all 1
Iul /
directions to release the internal pressure.
Check sight gauge 0. The oil level is normal if between the H and
L marks.
AE082200
NOTICE
Do not add oil if the level is above the H line. This will damage
the hydraulic equipment and cause the oil to spurt out.
4. If the level is below the L mark, remove the upper cover of the
hydraulic tank and add oil through oil filler 0.
H
For details of the oil to use, see “20. USE OF FUEL, COOLANT
AND LUBRICANTS ACCORDING TO AMBIENT TEMPERATURE”.
REMARK
The oil level will vary depending upon the oil temperature.
Accordingly, use the following as a guide:
l Before operation: around L level
(Oil temperature 10 to 30°C (50 to 86°F))
l Normal operation: around H level
(Oil temperature 50 to 80°C (122 to 176°F))
AE082220
2-39
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