Airworthiness Directive · Amendment 39-15457 · Equipment/furnishings
Fokker Model F.27 Mark 050 and F.28 Mark 0100 Airplanes
This AD applies to the Fokker airplanes identified in paragraphs (c)(1) and (c)(2) of this AD, certificated in any category.
(1) Fokker Model F.27 Mark 050 airplanes, equipped with Honeywell International (Grimes Aerospace) Passenger Service Units (PSUs), part number 10-1178-XX series.
(2) Fokker Model F.28 Mark 0100 airplanes, equipped with Honeywell International (Grimes Aerospace) PSUs, part number 10-1178-XX series or 10-1571-XX series, unless modified in accordance with Fokker Service Bulletin SBF100-25-070.
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:
Within 36 months after the effective date of this AD unless already done, do the following actions.
(1) Inspect the affected Honeywell International (Grimes Aerospace) PSU Panel Interface Connectors for proper locking of the connectors and to verify that gaskets are installed, in accordance with Part 3., “Accomplishment Instructions,” of Fokker Service Bulletin SBF50-25-061 or SBF100-25-108, both dated March 31, 2006, as applicable.
(2) When discrepancies are found, before next flight, do all applicable corrective actions as detailed in Part 3., “Accomplishment Instructions,” of Fokker Service Bulletin SBF50-25-061 or SBF100-25-108, both dated March 31, 2006, as applicable.
Note: This AD differs from the MCAI and/or service information as follows: No differences.
