TM 10-3930-671-24 Steering Knuckle & Knuckle Pin Bearing Disassembly 1. Loosen  and  remove  the  3  capscrews  from  the knuckle    pin    cover    (bearing    cup    retainer)    on bottom of axle. 2. Remove the knuckle pin cover, bearing cup and cone, grease seal assembly and bearing preload shim  set  from  bottom  end  of  knuckle  and  pilot bore in axle body. 3. Remove bearing preload shim set from flange of knuckle pin cover. 4. Remove the knuckle by pulling it out of the upper bearing.  Use a soft-faced hammer to tap on the knuckle arm if it tends to stick in the bearing. 5. Remove   the   upper   knuckle   pin   bearing    and knuckle pin seal by driving the bearing cup out of the   bore   in   axle   body.      Remove   the   2   screw plugs in top of axle body at the knuckle  bearing bore.    Use  a  thin  rod  or  drift  pin  to  drive  the bearing  cup,  cone  and  seal  out  of  the  housing bore.    The  seal  only  can  be  removed  by  prying from the axle body. 6. Disassemble the knuckle pin cover by pulling the bearing cup,  bearing  cone  and  oil  seal  from  the inner bores of the cover.  Use a gear puller with internal fingers to remove the bearing cup. 7. Repeat  for  disassembly  of  knuckle  at  opposite end of axle. Parts Inspection 1 Clean all bearings, cups, seals, pins, etc., in an approved cleaning solvent. 2. Check the steering arms to be sure they are not bent  or  twisted.    Check  all  threaded  parts  for damage. 3. Inspect  the  axle  body  to  be  sure  the  welds  are sound.  Look for damaged areas and make sure the frame has not been warped or bent. 4. Replace all parts which show damage. 5. If parts are to be left exposed before reassembly,   coat   all   mating   surfaces   of   parts with a light layer of engine oil. F-436