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AGENCY: Federal AVIation Administration (FAA), DOT. I -~

ACTION: Notice of proposed rulcmaking (NPRM). --~"""

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SUMl\'IARY: We propose to adopi a ne\V anworthiness directive (AD) for the products 0.0'£,

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information (MeAl) originated by L'1 aviation authority of another country LOidentify

and correct an unsafe condition on l, aviation product. The MeAl describes the unsafe l'i - 5 -\ 17

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3000, and 4000 Airplanes

DEPARnlENT OF TRANSPORTATION

14 CFR Part 39 Lt

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{Docket No. FAA-2010-***><*; DiIctoratc Identifier 2010-NM-206-A.D1

RlN 212D-AA64

Ain'''ortitiness Directives; Fokker ervices B.Y. Model F.28 Mark 0100, 1000,2000,

Federal Aviation Adm.inistration

condition as:

(T]hc FAA published SpecIal Federal Aviation Regulation (SFAR) 88.

<lnd the Joint Aviation AuUiorities (JAA) published Interim Policy

tNT/POU2S/ !2. The desigr review conducted by Fokker on Ihe F28 in

response to these regulatio~s revealed thaI, in case of a lightning strike, all

ignition source can deveJoli in the wing lank vapour space during fuel

transfer from bag tank:Cwr [ccmer wing tank]. if the electrical power for

refuelling is not s\\'itched QITatlcr refuelling.

Service experience has re,~alcd situations where the po\vcr SWitch of the

Fuelling Control Panel (F P) appeared Lobe "ON" \\ith the access panel

closed. The eam on the ace ss panel that should operate the power switch.

if forgoucn by flight crew 6r maintenance staff, can pivot away during

closing of the panel. which may result in the switch staying in th.: "ON"

position.

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FAA Form 1360·H.1 (6-89)
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condition as:

and correct an unsafe condition on an aviation product. The MCAl describes the unsafe

information (MCAI) originated by an aviation authority of another country to identify

AGENCY: Federal Aviation Administration (FAA), DOT.

AcnON: Notice of proposed ndlaking (NPRM).

SUl\'[!\iARY: We propose to adOpt a new airworthiness directive (AD) for the products

listed above. This proposed AD r I Its from mandatory continuing airworthiness

[1]he FAA published SpecIal Federal Aviation Regulation (SFAR) 88,

and the Joint Aviation Au~orities (JAA) published Interim Policy

TNTIPOU251l2. The desjgp review conducted by Fokker on the F28 in

response to these regulatio?s revealed that, in case of a lightning strike, an

ignition source can develoR in the wing tank vapour space during fuel

transfer from bag tank CWt[center wing tank], if the electrical power for

refuelling is not s\'.ritched IT after refuelling.

Service experience has rev alcd situations where the power switch of the

Fuelling Control Panel (FOP) appeared to be "ON" with the access panel

closed. The cam on the a~ess panel that should operate the power s\vitch,

if forgotten by flight crew or maintenance staff, can pivot away during

closing orthe panel, \\'-mcHmay result in the switch staying in the "·ON"

position.

3000, and 4000 Airplanes

Ainvortbiness Directives; Fokker Services B.V. Model F.28 Mark 0100, 1000, 2000,

(Docket No. FAA-2010-*****; Di ectorate Identifier 2010-NM-206- ..<\D]

Federal Aviation Administration

RlN 2120-AA64

14 CFR Part 39

FAA Form 1360·14.1 (6.89) OFFICIAL ALE COPY

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