HKIE Professional Assessment - Aircraft Discipline case studies
HKIE Professional Assessment - Aircraft Discipline · Put your knowledge to work in context.
The HKIE Professional Assessment - Aircraft Discipline is the discipline-specific professional assessment route within The Hong Kong Institution of Engineers (HKIE) for engineers working in aircraft and aviation engineering who are pursuing professional recognition. This page is an independent study resource for candidates preparing for that assessment. The HKIE Professional Assessment - Aircraft Discipline case studies are 5 cases and about 4,816 words.
1Lap-joint corrosion beyond SRM limits on a lease-return narrow-body
During a 2C heavy maintenance check at a Hong Kong HKAR-145 organisation, low-frequency eddy-current inspection of a 13-year-old narrow-body's fuselage lap joints finds two areas of material loss on the same skin panel between stringers 14 and 16, frames 22 to 24: one 260 mm long with 0.55 mm loss, and one 90 mm long with 0.92 mm loss. The skin is 1.6 mm nominal 2024-T3 clad.
975 words, about 5 min2Combined generator defects and MEL dispatch pressure on a freighter
An A330-300 freighter is scheduled to depart Hong Kong at 23:40 for Anchorage. At 18:00 the APU generator fails its built-in test and the maintenance control centre raises a deferral under the operator's MEL for an inoperative APU generator, ten-day limit.
999 words, about 5 min3Fan blade damage and a deterioration trend on a high-cycle 737-800
A Boeing 737-800 on a high-cycle regional network is borescoped during a transit at Hong Kong after the crew reports slight vibration. The CFM56-7B fan shows one blade with a 4 mm trailing-edge tear at the root fillet and several leading-edge nicks.
946 words, about 5 min4Duplicate inspection signed by an unauthorised person
At 01:20 at Hong Kong, an A320 on an overnight line check has its No.3 spoiler actuator replaced after a hydraulic seal leak. The organisation's maintenance exposition requires a duplicate inspection for flight-control system connections, recorded as two independent signatures, with the second check performed by a competent person who did not do the task.
961 words, about 5 min5Suspect landing gear bolts and a certificate that does not match the order
An A321 is AOG at Hong Kong with a main landing gear attachment bolt rejected at inspection. A broker delivers 24 replacement bolts within four hours.
935 words, about 5 min