FITTING
PIN AND PLUNGER
ASSEMBLY
Q8-8. Which of the following pumps is the most
ASSEMBLY
commonly used pump in support equipment?
1.
Hand pumps
2.
Vane pumps
3.
Reciprocating pumps
4.
Closed-center pumps
HOUSING
O-RING
ASf08040
Q8-9. A micronic-type filter element is made from
Figure 8-40.--Pressure gauge snubber.
which of the following types of materials?
pressure being applied directly to the system being
1.
A cellulose paper
serviced must be calibrated every 30 days. The
2.
A wire mesh
Metrology Requirements List (METRL), NAVAIR
3.
A carbon fiber
17-35MTL-1, is the authoritative reference for
4.
A poly/cotton fiber
requirements for calibration of all gauges. It lists
equipment and gauges by part number and/or model
Q8-10. What type of filtration does all aircraft
number and prescribes the intervals of calibration.
hydraulic servicing and test equipment use in
fluid discharge or output pressure lines?
Q8-3. Which of the following components serves as
a source of fluid supply, dissipates heat, traps
1.
A 5-micron full-flow filter
foreign particles, and separates air from the
2.
A 5-micron non-bypass filter
fluid?
3.
A 3-micron full flow filter
4.
A 3-micron non-bypass filter
1.
A reservoir
2.
A pump
Q8-11. Which of the following values provides
3.
An accumulator
protection against overloading of hydraulic
4.
An actuator
components?
Q8-4. A pump that is manually operated is referred
1.
A check valve
to as what type of pump?
2.
A relief valve
3.
A bypass valve
1.
Full-flow pump
4.
An actuator valve
2.
Single-action pump
3.
Hand pump
Q8-12. Which of the following types of directional
4.
Closed-loop pump
valves uses a hand lever or a knob to move
the core inside the stationary sleeve?
Q8-5. The terms fixed displacement and variable
displacement are used to classify pumps?
1.
A poppet valve
2.
A sliding valve
1. True
3.
A rotary spool valve
2. False
4.
A plunger valve
Q8-6. Which of the following abbreviations
Q8-13. Which of the following statements is NOT
normally expresses the volume output of a
true concerning an accumulator?
pump?
1. An accumulator can act as a cushion
1.
Rpm
against pressure surges
2.
Psi
2. In the event of normal hydraulic system
3.
Emf
failure, the energy stored in the
4.
Gpm
accumulator can be used to actuate a unit
Q8-7. Gears, lobes, and vanes are commonly used
of the system
as elements in which of the following types of
3. An accumulator can supplement the
pumps?
pumps output when the pump is under
1.
Spur tooth pumps
peak load
2.
Rotary pumps
4. An accumulator can be used as a
3.
Lobe pumps
reservoir if the hydraulic system is
4.
Internal gear pumps
overserviced
8-33
