Engine_2014 : General Subjects - 2566/3524
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| Increased internal leakage, in addition to poor hydraulic system response, and inadequate lubrication, is the result of __________ . |
| A) pump bearings in poor condition |
| B) excessively worn actuator-piston packing |
| C) broken directional control valve centering springs |
| D) low hydraulic oil viscosity |
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