TM 9-6115-604-34NAVFAC P-8-633-341. HEXAGON HEAD SCREW31. KEY2. CAPSCREW32. THRUST PLATE3. CAPSCREW33. BOLT4. LOCKWASHER34. WASHER5. COVER35. SHAFT6. GASKET36. IDLER GEAR7. DOWEL37. IDLER GEAR8. CAPSCREW38. THRUSTWASHER9. LOCKWASHER39. CAPSCREW10. TIMING POINTER40. WATER PUMP IDLER GEAR11. CAPSCREW41. SHAFT12. WASHER42. BUSHING13. LOCKWASHER43. CRANKSHAFT GEAR14. HOLE COVER44. KEY15. GASKET45. CAPSCREW16. PIPE PLUG46. LOCKWASHER17. PIPE PLUG47. HOUSING18. PIPE PLUG48. GASKET19. CAPSCREW49. DOWEL20. WASHER50. CAPSCREW21. LOCKWASHER51. CAPSCREW22. REAR CAMSHAFT COVER52. WASHER23. GASKET53. LOCKWASHER24. LOCK-PLATE54. HOLE COVER25. CAPSCREW55. PACKING26. LEFT BANK CAMSHAFT56. PACKING27. RIGHT BANK CAMSHAFT57. BUSHING28. CAMSHAFT BUSHING58. BUSHING29. LEFT BANK CAMSHAFT GEAR59. TRUNNION SLEEVE30. RIGHT BANK CAMSHAFT GEAR60. HEXAGONAL NUTFigure 9-15. Removal and Installation of Camshafts, Bushings, and Timing Gears (Sheet 2 of 2)c.Inspect and Repair.WARNINGDry cleaning solvent PD-680, Type III, or equivalent, is flammable, and moderately toxic to theskin, eyes, and respiratory tract. Assure adequate ventilation. Skin, eye, and respiratoryprotection Is required to avoid Injury to personnel.WARNINGCompressed air used for cleaning or drying can create airborne particles that may enter theeyes. Pressure shall not exceed 30 psi (207 kPa). Wearing of goggles Is required to avoidInjury to personnel.(1)Clean all parts with dry cleaning solvent PD-680, Type III, or equivalent, and blow dry with compressed air.(2)Check the camshaft journals and lobes for scoring, flaking, and chipping.(3)Check the journal diameter for wear and out-of-round. Minimum journal diameter shall be in accordancewith Table 1-4. Maximum permissible out-of-round is 0.002 inch (0.05 mm). Replace the camshaft if it isworn or out-of-round beyond the permissible limits.(4)Inspect the camshafts using magnetic particle examination in accordance with MIL-1-6868. No defects arepermitted. Replace the camshaft if it is defective.9-32
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