TM 5-4320-300-146-7. CYLINDER HEAD AND BLOCK (CONT)Location/ItemActionRemarksCLEANING/INSPECTION OF CAMFOLLOWERSCAUTIONDo not wash cam followers with diesel fuel because, at startup,equipment damage may occur due to lack of lubrication.20. CamWash with MIL-L-2104 oil and wipe dry.followers21. CamInspect rollers for scoring,followerpitting, and flat spots.rollersRollers must turn freely ontheir pins. Measure totaldiametric clearance andside clearance. Diametricclearance should not exceed0.010 inch (0.254 mm).Side clearance should bewithin 0.011 to 0.023 inch(0.279 to 0.584 mm).22. CamMeasure diameter of bores andfollowercam followers. Record theand borereadings.measurement23. CamSubtract diameter of cam follower from insidefollowerdiameter of cam follower bore. The differenceand boreshould be between 0.0016 and 0.0036 inchdifferential(0.0406 and 0.0914 mm).24. CamExamine springs for wear or damage and checkfollowerthe spring load. Springs should not compressspringsbelow 2.1406 inches (54.371 mm) while sup-porting a load of 250 pounds (113.4 kg).6-33
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