PurposeUSED IN CONJUNCTION WITH THE A20001 BOOM HOIST AND THE J20002 LOAD POSITIONER FOR PW AND GE ENGINES AND A TRANSMISSION JACK FOR RR ENGINES TO REMOVE AND INSTALL THE IDG FROM THE ENGINE. THIS TOOL REPLACED BY A24011Airplane777-200, 777-200ER, 777-200LR, 777-300, 777-300ER, 777FUsage CodeMAINTENANCE