Quantcast c.  Inspection (Contd) - TM-9-2815-225-34P_225

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TM 9-2815-225-34&P 3-40. CAMSHAFT, CAM FOLLOWER, AND PUSHROD REPAIR (Contd) LOCATION/ITEM ACTION REMARKS c.  Inspection (Contd) 8. Camshaft (5) (Contd)   Light longitudinal indications not exceeding two in number are allowed on base circle of any one cam.   Parallel indications must be separated by at least 0.250 in. (6.350 mm) on ramp and nose, and by 0.0625 in. (15.875 mm) on base circle. (4) Open longitudinal indications are not aIlowable except on base circle.  A maximum of two longitudinal open indications 0.250 in. (6.350 mm) long or less will be allowed on base circle provided they are not closer together than 0.250 in. (6.350 mm) and are visible only as closed lines when surface is wiped clean.  Open indications should not extend closer than 0.1875 in. (4.763 mm) to edge of cam. (5) Circumferential indications lying at an angle greater than 15P with longitudinal centerline are not allowable. (6) Subsurface indications are acceptable.  Four open longitudinal indications are permitted in each section of bearing provided not more than half of them extend full width of bearing.  Edges of such indications are to be stoned, not to exceed 0.005 in. (0.127 mm) deep. 9. Camshaft gear (2) Inspect for chipping, cracking, Disassemble and discard and visible wear. camshaft gear if chipped, cracked, or visibly worn. 10. Thrust washer (3) Inspect for flaking, burrs, Discard if damaged or worn distortion, and wear. thinner than 0.083 in. (2.108 mm). 3-194


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