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Quiz 1 ( Q2 )

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Question
Answer
show Purple  
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Depressurization of the hydraulic system is NOT necessary when servicing closed hydraulic components.   show
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In the absence of a specific replacement instructions, a recommended service life of return filters are:   show
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Pascal's Law states that pressure applied to any part of a confined liquid is transmitted with undiminished intensity to every other part.   show
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show A measure of a hydraulic fluid's internal resistance to flow.  
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show Phosphate esters, Polyalphaolefins, Minerals  
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7. What mineral-based hydraulic fluid can be used as a rust-inhibitor alternative to MIL-H-5606?   show
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8. Aircraft hydraulic systems designed around Skydrol® fluids should be virtually trouble-free if properly serviced.   show
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show abrasives and non abrasives  
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10. During a routine contamination check, hydraulic fluid that appears to be visibly clean is good/usable fluid.   show
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show Monsanto Chemical Co.  
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12. Which of the following seals is not compatible with Skydrol®?   show
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13. Hydraulic operations are roughly ___________ percent efficient, with _______________ loss due to friction.   show
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show Red  
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15. In addition to viscosity, what are three important characteristics of hydraulic fluids that manufactures take into account?   show
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show wide operating temperatures.  
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17. When performing a "clean cycling" of a hydraulic system suspected of contamination, a hydraulic ground power unit (HGPU) should be used to clean the system.   show
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18. When taking hydraulic samples for testing, always drain ______________ of fluid before taking the tested sample.   show
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19. System operating pressure may vary from a couple hundred PSI in small aircraft and rotorcraft to _____ in large transports.   show
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show MIL-H-83282  
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Created by: sampizzuto
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