Technician A says that pump flow at maximum pressure should be at least 75% of the flow measured at 0 pressure in simple hydraulic cylinder circuit. Technician B says that one way of checking internal leakage in a simple hydraulic cylinder circuit is to disconnect the return hose when the cylinder is actuated, and watch for leakage. Who is correct?
A. Technician A only
B. Technician B only
C. Both A and B
D. Neither A nor B
Answer: C
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