Komatsu D61EX-24 Operation & Maintenance Manual page 206

OPERATION MACHINE OPERATIONS AND CONTROLS
• When the oil level is below L mark
The oil is insufficient. Add hydraulic oil through oil filler
port (F) on top of the hydraulic tank.
REMARK
The oil level changes depending on the oil tempera-
ture. Use the following as guide line.
Before starting operation: Between H and L marks (oil
temperature 10 to 30 °C {50 to 86 °F} )
During normal operation: Around H mark (oil tempera-
ture 50 to 80 °C {122 to 176 °F} )
After adding oil, close the cap securely and always lock with key.
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