Question 206General Subjects - Assistant Engineer70% to pass
To charge a bladder type hydraulic accumulator _______________.
AI Explanation
The correct answer is C) remove all hydraulic system pressure and bring the pneumatic pressure to the accumulator preload pressure.
To charge a bladder-type hydraulic accumulator, you need to remove all hydraulic system pressure and bring the pneumatic pressure to the accumulator's preload pressure, which is the pressure in the gas-filled chamber before any hydraulic fluid is added. This ensures the accumulator is properly pressurized and ready to function as designed.
The other options are incorrect because: A) would not bring the pneumatic pressure to the correct preload level, B) would increase the pressure too much, and D) would not properly pressurize the gas chamber first.
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