14910-I3-U]

DEPARTMENT OF TRANSPORT AnON

Federal Aviation Administration

NGSVMBOI.

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IMTf. f!t.- \1or

2008-NM-078-AD;

Airworthiness Directives; Lockheed Model L-lOll Series AiIplanes

AGENCY: Federal Aviation Administration (FAA), Dlpartment ofTransportatioo

(DOT).

(Docket No. FAA-2008-+++++; Directorate Identifie

Amendment 39-**; AD *;'- .20 (fi, - 12--/7

RJN 2120-AA64 \ \5501

ACTION: Final rule.

SUMMARY: The FAA is superseding an existing at irthiness directive (AD), whic

applies to all Lockheed Model L-IOll series airplanes. ~hat AD currently requires an

inspection afthe fuel level control switch, the fuel1eve\ antral switch wiring harness, ~-

and the wiring harness conduit for damage, wear or Chaing, broken or missing O-rings, N=

or indications of electrical arcing. That AD also requires replacement of a certain condl it

,.~

14 CFR Part 39

in the fuel level control switch wiring hamess, installati n of electrical sleeving over th

ITINGSYMlJOL

fuel level control switch wiring hamess, and installation oftlle fuel level control switch

which has been so modified. This new AD requires an i spection of the fuel level contr

switch, wiring hamesses, and harness conduit for any vJible damage, wear or chafing,

broken or missing Q-rings, or indications of electrical arbing; an inspection to determin

the part number of the wiring harness conduit; and correbtive actions if necessary. This

new AD also requires replacing certain sleeving with ne , improved sleeving over the

wiring harness of the [uellevel control switch. This AD results from a design review 0

the fuel tank systems. We are issuing this AD to preven chafing of the fuelleve} contI'

switch wiring harness, which could cause arcing and resl:llt in a fire in the fuel tank.
ACTION: Final rule.

SUMMARY: The. FAA ~ superseding an existing ~rthiness directive (AD), which

applies to all Lockheed Mo~el L-lOll series airplanes. it AD currently requires an

inspection of the fuel level control switch .•the fuel level lantro} switch wiring harness,

and the wiring harness conduit for damage, wear or chafirig, broken or missing O~rings,

or indications of electrical arcing. That AD also r~quire! repla~ment of a certain condui

in the fuel level control switch wiring ham~ss, installatiJn of electrical sleeving over t:4e

fu~llevel control switch wiring harness. and installation Lf the fuel level control switch

which has been so modified. This new AD requires an ~ction of the fuel level contro

switch, wiring harnesses, and harness conduit for any vifble damage, wear or chafing,

broken or missing O-rings, or indications of electrical arcing; an inspection to determine

the part number of the wiring harness conduit; and correJtive actions if necessary. This

new AD also requires replacing certain sleeving with net- improved sleeving over the .

wiring harness of the fuel level control switch. This AD results from a design review of

the fuel tank syste~. We are issuing this AD to prevent chafing of the fuel level control ••...••

switch wiring harness, which could,cause arcing and resUlt in a fire in the fuel tank.

Airworthiness Directives; Lockheed Model L-IOll Series AiIplanes

AGENCY: Federal Aviation Administration ~AA), D~partinent ofTranspo~tion

(DOT).

Amendment 39-**; AD **)

RIN 2UO-AA64

[Docket No. FAA-2008-1 I I I I; Directorate Identifier 2008-NM..o78-AD;

Federal Aviation Administration

14 CFR Part 39

14910-13-UI

DEPARTMENT OF TRANSPORTATION

FAA Form 1350-14.1 (5-89) OFFICIAL FILE COPY