ACS Aviation Regulations & Safety Procedures 5

Question 1

Under 14 CFR Part 65.92, a mechanic with both Airframe and Powerplant ratings may supervise and approve the return to service of aircraft maintained by:

Accepted Answer

Any person performing maintenance under their direct supervision per applicable regulations

Answer

An A&P mechanic may supervise and approve work performed by others when the mechanic directly supervises the work and it is performed within applicable regulatory authority.

Question 2

What information is required to be included in a maintenance record entry per 14 CFR 43.9?

Accepted Answer

A description of the work, date, aircraft total time, and the certificating person's signature and certificate number

Answer

14 CFR 43.9 requires the maintenance entry to include a description of the work, the date, total time in service, the approving person's signature, certificate number, and certificate type.

Question 3

An aircraft owner requests that a mechanic install a non-TSO'd radio as a replacement for a required navigation radio. The mechanic should:

Accepted Answer

Refuse, because required avionics must meet TSO standards or have FAA approval

Answer

Required avionics must meet applicable TSO standards or have specific FAA approval; installing non-approved equipment on required systems is not permissible.

Question 4

A 100-hour inspection is being performed on an aircraft used for flight instruction. During the inspection the mechanic discovers the engine has exceeded its manufacturer's TBO. What action is required?

Accepted Answer

Overhaul or replace the engine before return to service since TBO limits are mandatory for commercial operations

Answer

For aircraft used in commercial operations (such as flight instruction for hire), manufacturer TBO limits are mandatory per 14 CFR 91.409 and applicable operating rules.

Question 5

According to 14 CFR Part 43.13, maintenance must be performed using methods, techniques, and practices that are acceptable to the FAA and:

Accepted Answer

Described in the current manufacturer's maintenance manual or an equivalent accepted by the FAA

Answer

14 CFR 43.13 requires maintenance to be performed per the current manufacturer's maintenance manual or other methods, techniques, and practices acceptable to the FAA.

(ACS) Airman Certification Standard Certified Mechanic Practice Test

(ACS) Airman Certification Standard Certified Mechanic Practice Test

ACS Aviation Regulations & Safety Procedures 5