AD NUMBER: 2008-04-19
SUBJECT: Airworthiness Directive 2008-04-19 SUMMARY: We are adopting a
new airworthiness directive (AD) for the products listed above.
This AD results from mandatory continuing airworthiness
information (MCAI) originated by an aviation authority of another
country to identify and correct an unsafe condition on an aviation
The MCAI describes the unsafe condition as: Subsequent to
accidents involving Fuel Tank System explosions in flight * * * and
on ground, * * * Special Federal Aviation Regulation 88 (SFAR88) *
*required a safety review of the aircraft Fuel Tank System * * *.*
* * * * Fuel Airworthiness imitations are items arising from a
systems safety analysis that have been shown to have failure
mode(s) associated with an 'unsafe condition' * * *.
These are identified in Failure Conditions for which an
unacceptable probability of ignition risk could exist if specific
tasks and/or practices are not performed in accordance with the
We are issuing this AD to require actions to correct the unsafe
condition on these products.