TM10-3930-660-34 4-6. TURBOCHARGER ASSEMBLY - REPAIR (Cont’d) 2.   INSTALL NEW SPLIT RING SEAL (26) ONTO SHAFT (24) GROOVE (B). 3.   INSTALL HEAT SHIELD (25) ONTO SHAFT (24). 4.   CLAMP A SOCKET IN A VISE AND PLACE SHAFT AND WHEEL (24) NUT END IN SOCKET. NOTE Beveled face of retaining rings (29) must face bearings (28). 5.   INSTALL NEW INNER RETAINING RINGS (29) INTO BEARING HOUSING (2). 6.   APPLY ENGINE OIL TO NEW BEARINGS (28). 7.   INSTALL NEW BEARINGS (28) INTO BEARING HOUSING (2). NOTE Beveled face of retaining rings (27) must face bearings (28). 8.   INSTALL NEW OUTER RETAINING RINGS (27) INTO BEARING HOUSING (2). 9.   INSTALL BEARING HOUSING (2) ONTO SHAFT AND WHEEL (24).ROTATE HOUSING (2) WHILE PRESSING ONTO SHAFT (24) TO SEAT BEARINGS (28). CAUTION When installing thrust collar (20),  be sure balance mark on collar (20) is aligned with shaft (24) balance mark. Mark top surface of thrust collar (20) so alignment can be verified after installing thrust bearing (19).  Failure to align balance marks could cause premature component failure. 10.  INSTALL THRUST COLLAR (20) ONTO SHAFT AND WHEEL (24). 4-19