AD NUMBER: 2008-22-07
SUBJECT: Airworthiness Directive 2008-22-07 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 (SFAR 88) *
* * required * * * a design review against explosion risks. * * * *
* The unsafe condition is the potential of ignition sources inside
fuel tanks, which, in combination with flammable fuel vapors, could
result in fuel tank explosions and consequent loss of the
We are issuing this AD to require actions to correct the unsafe
condition on these products.