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ARMY TM 9-2815-254-24 AIR FORCE TO 38G1-94-2 3-11.3.  Inspect. Diesel fuel is flammable and toxic to eye-s, skin, and respiratory tract. Skin/eye protection required. Avoid repeated/prolonged contact. Good general ventilation is normally adequate. a. Thoroughly wash all disassembled parts in clean diesel fuel. b. Check each part carefully. If they are damaged or worn excessively, replace them. c. Replace all gaskets and preformed packings. Do not reuse them. 3-11.3.1.   Injection   Pump. a. Check  that  plunger  helix  (FIGURE  3-17)  is  not  damaged,  that  color  of  plunger  and  plunger  barrel  (37,  FIGURE 3-8)  have  not  changed  and  that  Plungers  move  smoothly  in  barrels.  If  there  are  any  problems,  replace  plunger and barrel as an assembly. FIGURE   3-17.   Plunger   Helix b. Ensure that plunger (24) slides smoothly into barrel (37) under its own weight when the assembly is inclined approximately  60  degrees.  Change  plunger  position  by  rotating  it  and  check  plunger  movement  several  times as above. If plunger does not slide smoothly, replace plunger and barrel as an assembly, refer to FIGURE 3-18. 3-43


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