Engine Inspection

Question 1

A Cessna 180 aircraft has a McCauley propeller Model No. 2A34C50/90A. The propeller is severely damaged in a ground
accident, and this model propeller is not available for replacement. Which of the following should be used to find an
approved alternate replacement?

Answer 1

aircraft specification/type certificate data sheets

Question 2

Which of the following is used to monitor the mechanical integrity of the turbines, as well as to check engine operating
conditions of a turbine engine?

Answer 2

exhaust gas temperature

Question 3

On a reciprocating engine aircraft using a shrouded exhaust muffler system as a source for cabin heat, the exhaust
system should be

Answer 3

visually inspected for any indication of cracks or an operational carbon monoxide detection test should be done

Question 4

(1) Airworthiness Directives are Federal Aviation Regulations and must be complied with unless specific exemption is
granted.
(2) Airworthiness Directives of an emergency nature may require immediate compliance upon receipt.
Regarding the above statements,

Answer 4

both no. 1 and no. 2 are true

Question 5

Which of the following contains a minimum checklist for 100-hour inspections of engines?

Answer 5

14 CFR Part Appendix D

Question 6

When must an Airworthiness Directive (AD) be complied with after it becomes effective?

Answer 6

as specified in the AD

Question 7

Which of the following contains a table that lists the engines to which a given propeller is adaptable?

Answer 7

propeller type certificate data sheet

Question 8

Which of the following component inspections is to be accomplished on a 100-hour inspection?

Answer 8

check cylinder compression

Question 9

You are performing a 100-hour inspection on an R985-22 aircraft engine. What does the ‘985’ indicate?

Answer 9

the total piston displacement of the engine

Question 10

Where would one find type design information for an R1830-92 engine certificated under the Civil Air Regulations (CAR)
and installed on a DC-3?

Answer 10

the aircraft engine specification

Question 11

Straightening nitrided crankshafts is

Answer 11

not recommended

Question 12

The breaking loose of small pieces of metal from coated surfaces, usually caused by defective plating or excessive loads,
is called

Answer 12

flaking

Question 13

Each powerplant installed on an airplane with a Standard Airworthiness Certificate must have been

Answer 13

type certificated

Question 14

A severe condition of chafing or fretting in which a transfer of metal from one part to another occurs is called

Answer 14

galling

Question 15

Indentations on bearing races caused by high static loads are known as/

Answer 15

brinelling

Question 16

When inspecting an aircraft reciprocating engine what document is used to determine if the proper magnetos are
installed?

Answer 16

aircraft engine specification or type certificate data sheets

Question 17

Which of the following can inspect and approve an engine major repair for return to service?

Answer 17

certificated mechanic with inspection authorization

Question 18

What publication is used for guidance to determine whether a powerplant repair is major or minor?

Answer 18

Federal Aviation Regulations, Part 43, appendix A

Question 19

The airworthiness standards for the issue of type certificates for small airplanes with nine or less passenger seats in the
normal, utility, and acrobatic categories may be found in the

Answer 19

Federal Aviation Regulations, Part 23

Question 20

Which of the following contains approved data for performing a major repair to an aircraft engine?

Answer 20

manufacturer’s maintenance instructions when FAA approved

Question 21

What maintenance record(s) is/are required following a major repair of an aircraft engine?

Answer 21

entries in the engine maintenance record and FAA Form 337

Question 22

A ground incident that results in propeller sudden stoppage would require a crankshaft runout inspection. What
publication would be used to obtain crankshaft runout tolerance?

Answer 22

current manufacturer’s maintenance instructions

Question 23

Select the Airworthiness Directive applicability statement which applies to an IVO-355 engine, serial number T8164, with
2,100 hours’ total time and 300 hours since rebuilding.

Answer 23

aapplies to all IV0-355 engines, serial numbers T8000 through T8300, having less than 2,400 hours total time

Question 24

What publication contains the mandatory replacement time for parts of a turbine engine?

Answer 24

engine manufacturer’s service instructions

Question 25

How are discharge nozzles in a fuel injected reciprocating engine identified to indicate the flow range?

Answer 25

by an identification letter stamped on one of the hexes of the nozzle body

Question 26

What section in the instructions for continued airworthiness is FAA approved?

Answer 26

airworthiness limitations section

Question 27

Which of the following conditions is usually not acceptable to any extent in turbine blades?

Answer 27

cracks

Question 28

(1) Serviceability limits for turbine blades are much more stringent than are those for turbine nozzle vanes.
(2) A limited number of small nicks and dents can usually be permitted in any area of a turbine blade.
Regarding the above statements,

Answer 28

only no. 1 is true