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b. CLEANING  AND  INSPECTION
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FOLLOW-ON TASKS
TM   9-2320-289-20 8-5. DRUM, HUB, AND WHEEL BEARINGS MAINTENANCE (Con’t). c. INSTALLATION WARNING The  tapered  end  of  inner  wheel  bearing  assembly  (15)  must  be  facing toward   the   outboard   (cap   end)   of   axle   shaft   (4   or   11).   The   tapered   end   of the   outer   wheel   bearing   assembly   (17)   must   be   facing   toward   the   inboard (splined   end)   of   the   axle   shaft.   Failure   to   follow   this   warning   may   force wheel   off   truck   during   operation,   causing   serious   injury   or   death   to personnel. NOTE •  If    installing    drum    (1)    on    M1009,    perform    step    4. •  If    installing    hub    (8),    drum    (9),    and    wheel    bearings    (15    or    17)    on    all except   M1009,   perform   steps   1-3   as   required. Apply   grease   to   wheel   bearing   assemblies   (15   or   17)   before   installation. (See  TM  9-214) .   Before   adjusting   bearings   (15   or   17),   ensure   that   brakes   are   fully released   and   do   not   drag. 1. Aline   hub   (8)   and   drum   (9)   stud   holes.   Press   8   wheel   studs   (10)   into   hub   and   drum   with   arbor press.   Hub   must   seat   tightly   against   drum. 2. Install   outer   wheel   bearing   assembly   (17)   in   hub   (8)   past   snapring   slot,   Install   snapring   (16)   in slot.   Tap   outer   wheel   bearing   assembly   to   seat   on   ring.   Install   inner   wheel   bearing   assembly (15)   and   new   seal   (14)   in   hub.   Position   hub   and   drum   assembly   on   spindle   (11). TA49725 8-12

 


 

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