DEPARTMENT OF TRANSPORTATION 14910-13-PI 

## 1: ~CI""";Nl'I~' I\OI'TIN" S\'~,,"JL Federal Aviation Administration 14CFR Part 39 

# c-

# + I~ITI,'L""(; 

# LC-t.-- [DocketNo. FAA-1007-0186; Dil-ectorate Identifier 2007-NM-226-ADj Amendme t )

### &-! Jz..-/)'1 

## 1\7150

__ o-"r'"-"I;,-/7 39-""; AD

## ":1.---' At.. 1 '" RIN 2120-AA64 Airworthiness Directives; McDonnell Douglas Model DC-l 0-10,DC-l 0-1OF, DC-IO-15, DC-10-30, DC-IO-30F (KC-IOA and KDC-IO), DC-I 0-40, DC-10-40F, MD-l0-10F, and MD-10-30F Airplanes 

### ",w, AGENCY: Federal AviatiOllAdministration (FAA), Department ofTransportation /

llATL' ROII'I"ING,\'Ml!OL 

## 12-

# - C\'i 'I k<)'''I~r,W''W)J
'~ITI'LS'''O 1 d )ATL
Ri)\!n~",n,i<Ol. "'T""-,,"" ''''T'. S, 

### "O'''"G,,"",,,,,,, 1'- 

### 'N'-",".'.''', for certain airplanes, repositioning or replacing two bonding straps, and doing a bondil wing leading edge ribs, 011 both the left and right sides of the airplane. This action resulted 1'1'0111 fuel system reviews conducted by the manufacturer. This new .ADre-qulf MD-l 0-30F airplanes. That AD currently requires installing or replacing with improve (DOT)_

resistance check and an inspection to dete-mline eoneet installation of cerLain bonding DC-l 0-30, DC-l 0-30r (KC-IOA and KDC-IO), DC-I 0-40, DC-l 0-40F, MD-l O-llIl', i parts, as applicable, the bonding straps bet\~'een the metallic frame of the fillet and the ACTION: Fina]fule. SUMMARY: The FAA issuperseding an existing ain"iOlihiness directive (AD), whicl 

# I applies to cel1ain McDonnell Douglas Model DC-l 0-10, DC-1 O-IOF, DC-l 0-] 5,

straps, and applicable concctive actions. We are-issuing this AD to reduce the polential'MTh. of ignition sources inside fuel tanks in the evenl of a severe lightning strike, \"/l1ich,in combination with flammable fuel vapofs, could result in fuel tank explosions and consequent loss of tile airpJane.RIN 2120-ll.ll.6~

Federal Aviation Administration <:Oo<CUPREt<eES ~iJ<FT""" 5YMaOl

~~~ 

### ft;OL 

# '::m~ ~ H9IO-13-Pj

DC-IO-IS. DC-10-30. DC-10-30F (KC-IOA and KDC-IO). DC-IO-~O, DC-ID-4DF. MD·ID-IDr. and MD-ID-30r Airplanes AGEi\CY: Federal Aviation Administration (FAA.). Department ofTransporlarion (DOT). Ain"'orthincss Directives; McDonneli Douglas Model DC-lO-IO. DC-IO-IOF. IDockct !'\o.FAA-2007-0186; Directorate ldentifier 2007-NM-226-ADi Amendment I~CFR Part 39

ACTION: Final rule. SUMMARY: The FAA issuperseding an exisiing airwonhiness directive (AD). which applies to certain McDonnell Douglas Model DC-I 0-10, DC-J0-] OF,DC-l 0-]5, DC-I 0-30, DC-I 0-30r (KC-I Oll.and KDC-I 0). DC-I 0-40, DC-!0-40r, MD-I 0-1or, and ~~ 

### {p/;v 

### 09 =u,-,"" 5'iUilOl. /'t-OL... ~

~ MD-] 0-30F airplanes. That AD currently requires insialling orreplacing with improved parts. as applicable, the bonding straps between the metallic frame ofthe fillet and the wing leading edge ribs, on both the left and right sides ofthe airplane. This action resulted from fuel system reviews conducted by the manufacturer. This new AD requires. ROUTlNG sYM.Bol 

### LOOL "', ,rforcertain airplanes. repositioning or replacing two bonding straps, and doing abondingresistance eheck and an inspection to determine correct installation ofcertain bonding straps. and applicable corrective actions. We are issuing this AD to reduce the potential ofignition sources inside fuel tanks inthe event ofa severe lightning strike, which, in Ci;'TE combination with flammable fuel vapors. could result in fuel tank explosions and consequent loss ofthe airplane.

AAFonn 1360.14.1 (6-89) OFFICIAL FILE COPY