TM 5-4320-300-14Table 4-2. Organizational Maintenance Troubleshooting - ContinuedMALFUNCTIONTEST OR INSPECTIONCORRECTIVE ACTIONWARNINGSevere burns, illness, or death may result ifpersonnel fail to handle diesel fuel properly.Observe the following precautions:·Do not inhale vapor.·Be certain fuel lines and connections aresecure.·Do not overfill fuel tank.·Work in a well-ventilated area.Do not direct compressed air against skin.b. Inspect breather tube for blockage and clean with diesel fuel. Dry with compressed air.c. Wash element in diesel fuel and dry with compressed air. If cleaning does not removeclogged or caked material from element, discard it and install a new element in breatherassembly.NOTEIf gasket was destroyed during removal of thebreather assembly from the engine, a newgasket should be installed after the gasketsurfaces on the breather and engine havebeen cleaned.d. Insert bolts and lockwashers in breather, position gasket, and install breather assembly onengine. Tighten bolts securely.Step 5. Check for obstructed muffler exhaust pipe.WARNINGHandling hot exhaust shield, exhaust pipe,muffler, and weather cap can cause severeburns. Allow unit to cool before handling.Open weather cap and removeobstruction from exhaust pipe.4-58
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