TM  10-3930-643-34 ENGINE,  FUEL,  EXHAUST  AND  COOLING  TROUBLESHOOTING  AND  MAINTENANCE. 4-7. Oil Pan. (Sheet 2 of 4) /9 REMOVAL 1. Using a 1/2” socket, socket wrench handle and a putty knife, remove 34 bolts (l), oil pan (2) and gasket (3) from bottom of engine. Discard gasket (3). Remove all  gasket material  from  mounting  surfaces. 2. Using a 1-1/4” socket and socket wrench handle, remove drain plug (4) and washer (5) from oil pan (2). Go to sheet 3 4-61