80-02-18 MCDONNELL DOUGLAS: Amendment 39-3677. Applies to McDonnell Douglas DC-10-10, -10F, -30, -30F, and -40 airplanes certificated in all categories utilizing the following passenger evacuation systems manufactured by the PICO Division of Sargent Industries: (Subsequent production serial numbers are not affected.) \n\t\n\nPART NUMBER\nSERIAL NUMBER \n5LS230100-( )\nA0001-A0091 \n5LD230300-( )\nB0001-B0093 \n5LD230500-( )\nC0001-C0086 \n5LD230600-( )\nD0001-D0081\n5LD260100-( )\n E0001-E0087 \n5WD230100-( )\nAA001-AA420 \n5WD230500-( )\t\nCC001-CC169 \n5WD230600-( )\t\nDD001-DD178 \n5WD260100-( )\nEE001-EE792 \n\t\t\n\tCompliance required within the next eighteen calendar months after the effective date of this AD, unless already accomplished. \n\n\tTo prevent failure of the Sargent Industries, PICO Division emergency evacuation system due to inflation hose end fitting failure accomplish the following: \n\n\t(a)\tVisually inspect the passenger evacuation system inflation hoses in accordance with PICO Service Bulletin No. DC-10-25-78, Revision 2, dated December 5, 1979, to determine which hoses have end fittings configured as shown in Figure 2 of the PICO Service Bulletin. \n\n\t(b)\tInflation hose assemblies with end fittings configured as shown in Figure 2 of the PICO Service Bulletin, must be modified in accordance with Subpart 2, "Accomplishment Instructions," of PICO Service Bulletin No. DC-10-25-78 Revision 2, dated December 5, 1979, or each replaced with an approved production hose assembly part number (P/N) 720111-101 in accordance with appropriate maintenance manual procedures. \n\n\t(c)\tSpecial flight permits may be issued in accordance with FAR 21.197 and 21.199 to operate airplanes to a base for the accomplishment of inspections required by this AD. \n\n\t(d)\tAlternative inspections, modifications or other actions which provide an equivalent level of safety may be used when approved by the Chief, Aircraft Engineering Division, FAA Western Region. \n\n\tThis amendment becomes effective March 3, 1980.