TM 5-3805-264-14&P Table 4-2. Unit Preventive Maintenance Checks and Services (PMCS) for M917A1 and M917A1 w/MCS Body (Con’t). Item No. Interval 5 Semi- annual Location Item  To Check/ Service Procedure Dump  Body    a.   With   dump   body   down,   inspect dump body and tailgate for cracks, breaks,  bends,  weld  breaks,  wear. and missing or loose bolts. Not Fully Mission Capable  If: 6 Semi- annual b.   Inspect   for   corrosion   in   accor- dance  with  TM  43-0213. Body  Props  Inspect  body  props  for  binding  or, damage.  Replace  if  damaged  (para- graph   4-61). WARNING 7 Semi- annual NEVER work under a raised dump body    unless    it    is    secured    in    the raised position with body props and   dump   body   is   EMPTY.   Failure to  follow  this  warning  may  result  in death  or  injury  to  personnel. Hydraulic a. Raise dump body and support with Reservoir, body  props  (paragraph  2-15). Fill  Cap b.   Remove   fill   cap   from   reservoir. Vent Clean  fill  cap  vent  in  accordance with  Chapter  4.  Section  III.  Gen- eral  Maintenance  Instructions. Install fill cap. WARNING DO   NOT   disconnect   hydraulic lines  while  engine  is  running. Engine  must  be  shut  down  and dump  body  fully  lowered  or  sup- ported  on  body  prop  before  lines disconnected. Escaping hydraulic fluid under pressure can penetrate  the  skin,  causing  seri- ous injury to personnel. c.  Inspect  all  hydraulic  lines,  fittings. and components for signs of leaks. Tighten  any  connections  that  are loose. Ensure that hydraulic lines are supported. Replace any dam- aged   component. 4-22