TM 1-1520-238-23 B-76 Change 3 (1) (2) (3) (4) (5) (6) MAINTENANCE LEVEL TOOLS & EQUIP GROUP NUMBER COMPONENT/ASSEMBLY MAINTENANCE FUNCTION AVUM (O) AVIM (F) DEPOT (D) REF CODE REMARKS CODE 06 DRIVE SYSTEM 0601 SHAFT AND COUPLINGS INSPECT 1.9 27, 129, 138, 145, D, J REPAIR 0.7 154, 376, 437 060101 COUPLING, ENGINE REMOVE 0.6 22, 372, NOSE INSTALL 0.6 441 REPAIR 0.3 060102 SHAFT, INPUT, ENGINE REMOVE 0.6 22, 372, INSTALL 0.6 441 REPAIR 0.3 060103 COUPLING ASSEMBLY, REMOVE 0.6 22, 372, TRANSMISSION INSTALL 0.6 441 REPAIR 0.3 060104 COUPLING, TAIL ROTOR REMOVE 0.9 22, 372, INSTALL 0.9 434, 441 REPAIR 0.3 060105 SHAFT AND CARRIER REMOVE 0.7 22, 372, ASSEMBLY INSTALL 0.7 441 REPAIR 0.3 060106 BEARING UNIT, BALL REMOVE 0.9 22, 27, INSTALL 0.9 154, 262, REPAIR 6.6 4.9 372, 441, OVERHAUL 0.6 446 060107 SHAFT ASSEMBLY, TAIL ROTOR REMOVE 1.1 27, 33, 154, 175, D, J INSTALL 1.1 , , 199, 262, REPAIR 0.3 272, 372, 435, 445 060108 BEARING UNIT, BALL INSPECT 0.2 22, 27, REMOVE 0.8 33, 154, INSTALL 0.8 175, 262, REPAIR 1.5 372, 434, 441  446 OVERHAUL 0.6 ,