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Terms in this set (547)
Are mineral streaks in a piece of No, if there is no evidence of wood decay
structural aircraft wood reason for
rejecting the wood?
Are pneumatic deicer boots When the boots inflate, it breaks the ice that has
operated before ice forms or after it already formed, and the wind blowing over the
has formed? airfoil blows it away.
Describe the operating principle of a The thermal heat system consists of one or more
thermal switch fire detection system. lights, energized by aircraft power when
connected to the circuit by a thermal switch.
The thermal switches are heat sensitive units that
complete the circuit at a certain temperature.
Describe the proper method of The cable should be as short as possible, routed as
routing coaxial cable from the directly as possible and secured every two feet.
antenna to the receiver. Any bends should be ten times the size of the
cable diameter and do not route or tie the coaxial
cable with other wire bundles.
,Does an aircraft being operated No
under a progressive inspection
require a 100-hour inspection if it is
used to give flight inspection for
hire?
Does an aircraft engine electric series-wound motor
starter use a series or parallel
electric motor?
Does a thermal switch fire detection No. It actuates when there is a fire.
warn the pilot of a general overheat
condition?
Does a thermocouple fire detection No. It operates on the rate of temperature rise, and
system warns the pilot of a general it identifies only a fire.
overheat condition?
Does the FAA require that a checklist Yes, according to 14 CFR 43.15 (c)(1)
be used when conducting an annual
or 100-hour inspection?
Does the lift that is produced by the downward
horizontal tail surfaces of an airplane
act upward or downward in normal
flight?
,Does the main hydraulic pump take The main pump normally takes its fluid from a
its fluid from the bottom of the standpipe, while the emergency pump takes its
reservoir, or from a standpipe? fluid from the bottom of the reservoir.
If a break occurs in the system and allows the main
pump to pump all of its fluid overboard, there will
be enough fluid left in the bottom of the reservoir
to allow the emergency system to extend the
landing gear and actuate the brakes.
How are drain grommets installed in Brass grommets should be mounted on fabric
aircraft fabric? patches and then doped to the covering. Both
types are installed with a second coat of dope, and
the drain holes are opened by cutting out the
fabric in the center of the grommet.
How are high and low pressure High pressure (1800-1850 psi) oxygen cylinders are
cylinders identified? green in color and have the word's "Aviator's
Breathing Oxygen" stenciled lengthwise in white,
one inch letters.
Low pressure (400-425 psi) cylinders are painted
yellow.
How are rubber deicer boots? mild soap and water
How are rubber deicer boots Some are attached with machine screws and
attached to the leading edges of Rivnuts; others are bonded to the surface with an
wings and tail sections? adhesive.
How are thermal switches wired in The switches are wired in parallel with each other,
thermal switch fire detection but in series with the warning light.
systems?
, How are the vanes of a wet-type engine oil
pump lubricated?
How are wrinkles removed from Wet the wrinkles, then allow them to dry.
cotton fabric?
How can a vinyl decal be removed Place a cloth soaked with MEK or cyclohexanone
from an aluminum alloy surface? over the decal until it has softened, and scrape it
off of the surface with a plastic scraper.
How can dents in a steel cluster be Weld a specially formed steel patch over the
repaired? dented area and surrounding tubes.
How can moisture content of the Use a moisture meter
wood be determined? (2)
The most accurate method is to take a sample of
the wood, weigh it, dry it in an oven at a
temperature of 100-105 degrees centigrade,
reweigh it, and then compute using the formula:
W1-W2/W2 x 100
How can the direction of rotation of Reverse the connections to the shunt field coil with
the armature of a DC-shunt-wound reference to the armature.
electric motor be reversed?
How can you determine the charge weigh it.
of a CO2 extinguisher?
How can you determine whether or Check the blowout plugs on the outside of the
not a built in fire extinguisher has aircraft near the extinguisher agent bottles.
been discharged?