Maintenance and Repair Procedures Flashcards

When performing a major repair on an aircraft, the FAA Form 337 must be submitted to which office?

Answer: Local FSDO

FAA Form 337 for major repairs must be submitted to the local Flight Standards District Office (FSDO).

Under 14 CFR Part 43, which of the following is classified as a major alteration?

Answer: Installing a non-approved navigation system

Installing equipment not approved for the aircraft type constitutes a major alteration under 14 CFR Part 43.

What is the purpose of a torque wrench when performing aircraft maintenance?

Answer: Apply a specified amount of tightening force

A torque wrench ensures fasteners are tightened to the exact specification required, preventing under- or over-torquing.

An aircraft mechanic discovers a crack in a primary structural member. What is the correct initial action?

Answer: Remove the aircraft from service and consult approved repair data

Cracks in primary structural members require removal from service and evaluation against approved repair data before any return to service.

Which document must a certificated repair station reference to perform a repair on a specific aircraft component?

Answer: Approved data such as AMM, STC, or FAA-approved engineering order

Repairs must be performed using approved data including the Aircraft Maintenance Manual, STCs, or FAA-approved engineering orders.

What does the term 'airworthy' mean in the context of aircraft maintenance?

Answer: The aircraft conforms to its type design and is in a condition for safe operation

Airworthy means the aircraft conforms to its approved type design and is in a condition for safe operation.

When is a Supplemental Type Certificate (STC) required during a maintenance or repair action?

Answer: When modifying an aircraft in a manner not covered by the original type certificate

An STC is required when making changes to an aircraft that deviate from its original type certificate data sheet.