TM 5-5420-226-20-1 DETAILED TROUBLESHOOTING PROCEDURE VEHICLE OPERATION -  FINAL DRIVE (Continued) Symptom-19 FINAL DRIVE LEAKS OIL [ NOTE This   procedure is to  be  performed by two persons. The lead person is referred to  as  the  first   technician and shall   direct   the  activity of  the  second person    called    the  second    technician. Check    final   drive    housing for   loose    or   missing fill, level,    and   drain    plugs. I Both Technicians (Rear of   Vehicle) _{l   Remove   oil   and    dirt   from   rear    of   leaking   final    drive}I I housing, I I . Visually check    final   drive    housing till,   level,   and    drain plugs    for   missing or   loose    plugs. I i Are   fill,   level,    and   drain    plugs   in  place    and   tight? -1 . \ ‘7%iKix 1, ,’,~)), \ K^DRAINPLUG \ c’ -%    “ REAR    OF   FINAL DRIVE NOTE LEFT   AND   RIGHT FINAL DRIVE    ARE   THE   SAME (LEFT    SIDE   SHOWN) , l   Tighten fill,   level,    and   drain plugs. l   Replace missing or   damaged fill,   level,    and   drain    plugs (page 12-9). l   Service final   drive    (L05-5420- 226-12). TA107O1O 4-321