75-07-09 MCDONNELL DOUGLAS: Amendment 39-2143. Applies to all McDonnell Douglas Models DC-10-10, DC-10-10F, DC-10-30, DC-10-30F and DC-10-40 Airplanes, certificated in all categories. \n\n\tCompliance required within the next 300 hours' time in service, after the effective date of this AD, unless already accomplished. \n\n\tTo prevent the possibility of electrical shock resulting from electrical short circuits to insufficiently grounded overhead and engineer's panels in the flight deck, install bonding jumpers in accordance with McDonnell Douglas Service Bulletin 24-45, Revision 2, dated December 2, 1974, and 24-62, dated July 15, 1974, or later FAA-approved revisions, or equivalent modifications approved by the Chief, Aircraft Engineering Division, FAA Western Region. \n\n\tAn airplane may be flown to a base for the performance of the work required by this AD per FAR's 21.197 and 21.199. \n\n\tThis amendment becomes effective May 1, 1975.