TM  10-3930-643-34 GENERAL  SUPPORT  ENGINE,  FUEL,  EXHAUST  AND  COOLING  MAINTENANCE.  (cont) 13-14. Turbocharger. (Sheet 3 of 10) DISASSEMBLY  (cont) 7. 8. 9. 10. 11. 12. 13. 14. 15. Using a 1/2” socket and socket wrench handle, loosen four bolts (13). Turn center housing (28) over and remove. Remove  two  lockplates (14) and backplate  (15). Remove  seal  ring  (16),  thrust  collar (17)  and  thrust  bearing  (18). Discard seal ring (16). Using a small flat tip screwdriver, remove  spring  (19)  from backplate (15). Remove and discard piston ring (20) from thrust collar (17). Remove and discard piston ring (21) from center housing (28). Remove retaining ring (22), bearing (23) and retaining ring (24). Discard retaining rings (22 and 24). Using external snap ring pliers, remove retaining ring (25), bearing (26)  and  retaining  rings  (27). Discard retaining rings (25 and 27). Cover intake and exhaust ports on turbocharger  assembly. Go to sheet 4 13-88

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