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10.4 MAINTENANCE EVERY 100 HOURS
Perform this maintenance in tandem with maintenance every 50 hours.
[1] CHECKING/REFILLING OIL IN SWING MACHINERY CASE
The parts and oil are at high temperature immediately after the engine is stopped, and may
cause serious burns. Wait for the temperature to go down before starting the operation.
• For details of using oil specified, see “Maintenance 7.1 Use of Fuel, Coolant and Lubricants
According to Ambient Temperature”.
• After checking or refilling, insert the dipstick securely.
1. Remove dipstick (G) and wipe the oil from the dipstick with a
cloth.
2. Fully insert dipstick (G) into the filler pipe.
3. When dipstick (G) is pulled out If oil level is between the H and L
marks of the gauge, oil level is correct.
4. If the oil is not up to the L mark on dipstick (G), add oil through
filler port cap (F).
The oil must be filled from the filler cap (F), up to midway
between the H and L marks of the dipstick (G).
5. If the oil level exceeds the H mark on the level gauge (G),
exercise a practice below:
(1) Swing the upper structure so that drain plug (P) comes
between the right and left tracks.
(2) Remove drain plug (P) to drain the excess oil.
6. After checking oil level or adding oil, insert the dipstick (G) into
the hole and install oil filler cap (F).
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