NCAA AME Airframe case studies
NCAA AME Airframe · Put your knowledge to work in context.
The NCAA Aircraft Maintenance Engineer (AME) Licence Knowledge Test - Airframe is one of the knowledge examinations administered by the Nigeria Civil Aviation Authority as part of the aircraft maintenance engineer licensing process. It is aimed at candidates who already hold appropriate practical maintenance experience or training and now need to demonstrate the theoretical knowledge required for an AME licence with an airframe rating. The syllabus and detailed requirements for all NCAA knowledge tests are published in Advisory Circular NCAA-AC-PEL 018, available under Personnel Licensing Advisory Circulars on the NCAA website; candidates should treat that advisory circular, together with the Nig. CARs, as the controlling statement of scope. The NCAA AME Airframe case studies are 5 cases and about 2,909 words.
1Wing Spar Fastener-Hole Corrosion and Crack Indication
During a scheduled C-check on a 19-year-old twin-turboprop, eddy-current inspection of the lower wing spar cap finds corrosion in three adjacent fastener holes near station 142. The worst hole shows a corrosion depth of 0.006 in in a spar cap that is 0.250 in thick.
667 words, about 3 min2Composite Stabilizer Lightning-Strike Damage
A composite horizontal stabilizer on a regional jet suffers a lightning strike near the leading edge. The strike entry point is in a lightning Zone 2 area.
610 words, about 3 min3Hydraulic System Leak During Landing-Gear Retraction
A twin-engine turboprop has just taken off from a 1,800-m runway. During gear retraction, the landing-gear indicator shows the left main gear still in transit.
557 words, about 3 min4Cabin Altitude Warning at FL350
A transport-category aircraft is cruising at FL350 with the cabin pressurized to a differential pressure of 8.6 psi. The maximum certified differential pressure is 8.8 psi.
539 words, about 3 min5Aileron Cable Rigging After Replacement
After replacing an aileron control cable on a light twin, the maintenance team rigs the aileron system. The control-wheel free play measures 0.5 in at the wheel rim, while the maintenance manual allows a maximum of 0.25 in.
536 words, about 3 min