Airworthiness Directive · Amendment 39-15472 · Ice and rain protection
Fokker Model F.28 Mark 0070 and Mark 0100 Airplanes
This AD applies to Fokker Model F.28 Mark 0070 and Mark 0100 airplanes, certificated in any category, all serial numbers, except those previously modified in accordance with Fokker Service Bulletin SBF100-30-022.
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 product. The MCAI describes the unsafe condition as:
Unless already done, do the following actions.
(1) Within 4,000 flight hours or 12 months after the effective date of this AD, whichever occurs first, do the actions in paragraphs (f)(1)(i) and (f)(1)(ii) of this AD in accordance with the Accomplishment Instructions of Fokker Service Bulletin SBF100-30-028, Revision 1, dated April 17, 2007.
(i) Inspect for damage of the piccolo tubes and the wing leading edge on the outside and on the inside at the access panels. If any damage is found that is beyond the limits specified in the service bulletin, repair before further flight.
(ii) Replace the 460-series Peri-seals in the riblets with improved 600-series Peri-seals.
(2) As of 12 months after the effective date of this AD, no person may install on any airplane a spare wing leading edge section unless the leading edge section has been modified in accordance with Fokker Component Service Bulletin D14000-57-007, dated April 17, 2007.
(3) Actions done before the effective date of this AD in accordance with Fokker Service Bulletin SBF100-30-028, dated May 18, 2006, are considered acceptable for compliance with the actions required by paragraph (f)(1) of this AD.
Note: This AD differs from the MCAI and/or service information as follows: No differences.
