Inspect And Service Hydraulic Pumps And Valved Flashcards
1
Q
Explain the difference between a single-acting and double-acting hand pump
A
Single-action pumps move fluid on only one direction of handle operation. Double-acting hand pumps move fluid on both directions of handle movement
2
Q
What type of pump is a gear pump considered?
A
A gear pump is a constant displacement, high pressure pump
3
Q
What is the difference in function between a pressure regulator and a pressure relief valve?
A
Pressure regulators control overall system pressure. Pressure relief valve act a back-up to the pressure regulator to prevent overpressure damage to the system and components
4
Q
If a system requires a lower pressure than system pressure, what type of valve is used?
A
A pressure reducer valve
