MACHINE OPERATIONS AND CONTROLS OPERATION
3-166
The correct hydraulic oil levels in working posture (1) are as fol-
lows.
q When the hydraulic oil is at normal temperature (15 - 30
°C) , the correct oil level is in blue range (a1) on the gauge
label shown in the diagram on the right.
q When the hydraulic oil is at high temperature (50 - 80 °C),
the correct oil level is in red range (b1) on the gauge level
shown in the diagram on the right.
Correct level check chart
Working posture
[see scale plate (A)]
Applicable scale
Normal temperature High temperature
(1) (a1) (b1)
(2) (a2) (b2)
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