119
MAINTENANCE
Daily Inspection (Every 10 Hours)
Inspection
The oil level changes according to the oil
temperature. Inspect the oil level in the
hydraulic oil level inspection posture shown
in the diagram.
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Hydraulic oil level inspection posture
1. Start the engine and run it at low speed.
2. Fully retract the bucket, arm and boom
adjustment cylinders and ground the
bucket.
3. Ground the dozer blade, then stop the
engine.
4. Inspect the oil level using the sight gauge
(6).
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When the oil temperature is about 20°C
(68°F):
The level should be halfway between the
upper limit (H) and lower limit (L).
If it is below the lower limit (L), replenish.
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When the oil temperature is about 50 to
80°C (122 to 176°F):
The level should be near the upper limit
(H).
Replenishing
1. Press button (1) and bleed the air from the
tank.
2. Remove the plug (10).
3. Add hydraulic oil up to the middle of the
sight gauge (6).
4. Tighten the plug (10).
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