Legend  for  fig.  3-5: 3  Rod  (with  ends) 1 Bearing 4  Jamnut 2  Jamnut 5  Bearing  (left  hand  thread) 3-7. Cleaning and Inspection a.  Clearning. (1)  Wash  hoses  and  harnesses  in  a  mild  soap solution,  rinse  with  clean  water  and  dry  with compressed air. (2)  Clean  all  metal  parts  with  drycleaning solvent or mineral spirits paint thinner. Use a wire brush where necessary and dry with compressed air. b.  Inspection. (1)   Inspect   engine,   transmission,   wiring harness   and   all   accessories   for   breaks,   leaks, damage,   excessive   wear,   missing   parts   or   un- serviceable condition. (2) Check the following for the transmission oil breather  tube  (fig.  3-4)  and  lockup  control  linkage rod  (fig.  3-5): (a) Rods  and  rod  ends  for  cracks  or  distor- tion. (b) Leading edge of sleeve (1, fig. 3-4) should be  at  least  1/8  inch  from  end  of  tube  and  close  to or touching tube. (c)  Back  of  sleeve  (1,  fig.  3-4)  should  be  in contact  with  tube. (d)  Sleeve  (1,  fig.  3-4)  for  evidence  of  wear and distortion. (e)  Hose  (6,  fig.  3-4)  for  fraying,  cracks  or excessive wear. TM 9-2350-256-34-1 (f)  Clamps,  connecting  and  pivot  parts  for excessive wear. (g)  Threaded  parts  for  moss  threading  and nicks. 3-8. Repair or Replacement a. Refer to TM 9-2815-220-34 for engine repair or TM  9-2520-215-34  for  transmission  repair.  If  the engine or transmission is to be replaced, record the action on DA Form 2408.10, Equipment Component Register. b. Refer to TM 9-2350-256-20 for instructions on repairing  the  main  engine  wiring  harness  and  cables. c. Refer  to  TM  9-2350-256-20  for  instructions  on repairing  the  main  engine  and  transmission  ac- cessories  removed  for  powerplant  inspection  or replacement. d. Replace all defective parts on the transmission oil  breather  tube  and  lockup  control  linkage  rod assemblies, If any one of the rods or sleeves (fig. 3-4 and  3-5)  is  defective,  replace  the  entire  assembly. 3-9. Assembly a. Rejoin the main engine and transmission (TM 9-2350-256-20)  . b.  Assemble   all   items   removed   from   the powerplant,   Install   the   accessories   and   wiring harness  and  cables  in  reverse  order  of  removal. 3-10. Installation Refer  to  TM  9-2350-256-20  for  instructions  on installing the powerplant in the vehicle. Section   Ill.   REPAIR   OF   FUEL   TANKS 3-11. Description The fuel tanks are of a welded steel construction. The left   rear   tank   contains   the   filler   cap   and   filter assembly.   The   right   and   forward   tanks   contain liquid  quantity  sending  units.  The  electric  fuel  pump is  housed  in  the  forward  tank. 3-12. Removal (Refer  to  paragraphs  2-18,  2-19  and  2-44  for  in- structions on removing the left rear, right rear and forward fuel tanks respectively. 3-13. Disassembly a.  Left  Rear  Fuel  Tank.  Remove  the  filler  tube and  strainer  (TM  9-2350-256-20)  if  they  were  not removed  prior  to  removal  of  the  tank. b.  Right  Rear  Fuel  Tank.   Remove   the   trans- mitter  (TM  9-2350-256-20)  if  it  was  not  removed prior to removal of the tank. c.  Forward  Fuel  Tank.  Remove   the   trans- mitter  and  electric  fuel  pump  (TM  9-2350-256-20) if  they  were  not  removed  prior  to  removal  of  the tank.  Unscrew  the  magnetic  drain  plug  from  the bottom,  clean  it  of  all  particles,  inspect  for  thread damage and replace on tank prior to cleaning tank. 3-14. Cleaning a. General, When a tank is repaired for leaks it is necessary  to  clean,  inspect  and  test  it.  Coordinate the  following  cleaning  procedures  with  the  inspection and  tests  in  paragraph  3-15.  Clean  other  tank components   with   drycleaning   solvent   or   mineral spirits  paint  thinner  and  dry  with  compressed  air. b.  Procedure. (1) Slush tank interior with methylene chloride (pure)  or  chemical  cleaner  as  specified  in  TB  750- 1047,  Elimination  of  Combustibles  From  Interiors of   Metal   or   Plastic   Gasoline   and   Diesel   Fuel Tanks,  to  remove  residual  fuel,  dirt,  sediment  and foreign matter. (2)  Drain  and  air  dry.  Reclean  magnetic  drain plug  if  necessary. 3-9