Aircraft Sheet Metal Patch Repair Procedure

Cut out a circular patch from a sheet of aluminum that is the same thickness and the original aircraft skin.

Aircraft sheet metal patch repair procedure.

Repair replace aircraft structural components according to drawings blueprints directives technical manuals and safety procedures. Maximum rivet diameter is three times the thickness of the thickest sheet to be riveted. Composite awareness composite is a very sensitive material and technicians should have the knowledge to prevent damage and ex. It is directly applicable to the repair being made.

9 27 01 ac 43 13 1b chg 1 par 4 50 page 4 11 section 4. Debur the outer edge of the patch. The art of sheet metal repair. However the seams between sections of sheet metal should be waterproofed with suitable fabric and sealing compound.

Sheet metal floats should be repaired using approved practices. Repair techniques required to handle damage composites are introduced and the. Fabricate structural parts using metal forming techniques and fiberglass materials. The repair data may also be used as approved data and the ac chapter page and paragraph listed in block 8 of faa form 337 when.

Make repairs to transparent plastic windows and enclosures. The primary objective of aircraft repair is to restore damaged parts to their original condition. It is not contrary to manufacturer s data. Basic airframe repair subcourse number al0992 edition a us army aviation logistics school fort eustis virginia 23604 5439 4 credit hours edition date.

Metal repair procedures 4 50. Fs102 aircraft inspection findings 3 2 theory 1 exercises on aircraft sheet metal repair damage evaluation. A float that has undergone hull repairs should be tested by filling it with water and allowing it to stand for at least 24 hours to see if any leaks develop. September 1994 subcourse overview this subcourse is designed to provide you with a general familiarization of the airframe of today s aircraft and repair procedures.

The proper length of rivet is an important part of the repair. When repair of a damaged part is possible first study the part carefully to fully understand its purpose or function. The diameter will depend on the number of rows of rivets you re planning on installing. Control parts wing covering or similar parts of the aircraft.

Minimum rivet diameter is equal to the thickness of the thickest sheet to be riveted. The user has determined that it is appropriate to the product being repaired. General the airframe of a fixed wing aircraft is generally considered to consist.