AIRCRAFT PROPELLER (MIDTERM) 3

Question 1

The two main engine instruments used for
setting power with the constant-speed
propeller are the ____and the ______ gauge.

Answer 1

Tachometer and manifold pressure

Question 2

It measures the air
pressure available to
draw into the cylinders
during the intake
phase.

Answer 2

Manifold pressure

Question 3

An instrument that
measures and displays
the rotational speed of
the aircraft’s engine or
propeller, typically in
revolutions per minute
(RPM)

Answer 3

Tachometer

Question 4

Propeller Removal (Procedure)

Answer 4

1. Remove the spinner dome in accordance with applicable procedures. It may be necessary to index the spinner.
2. Support the propeller assembly with a sling.
3. Remove the lock wire or safety devices.
4. Place the propeller on a suitable cart for transport to storage.

Question 5

Propeller Inspection

Answer 5

1. Blades, spinner, and other external surfaces for excessive oil
   or grease deposits.
2. Blades, spinner, and hub for nicks, scratches, or other flaws.
   Use a magnifying glass, if necessary.
3. Spinner or dome shell attaching screws for tightness.
4. The lubricating requirements and oil levels, when applicable.
5. Accumulator charge, when applicable.

Question 6

Cleaning

Answer 6

Perform the applicable steps to clean the engine flange and propeller
flange with quick drying stoddard solvent or methyl-ethyl ketone
(MEK). Observe safety precautions when handling such chemicals

Question 7

in an aircraft
propeller system is used to
securely connect the propeller
hub to the engine. It provides a
strong and rigid connection to
handle the high loads and
stresses generated by the
propeller’s rotation.

Answer 7

Flange Shaft

Question 8

is used to transmit rotational
power from the engine to the
propeller. It ensures that the
propeller rotates in sync with the
engine by providing an
interlocking system between the
shaft and the hub.

Answer 8

Splined Shafts