TM 9-2350-28710TROUBLESHOOTING (Conveyor) (continued)MALFUNCTIONTEST OR INSPECTIONCORRECTIVE ACTIONStep 4. Check that conveyor chain is not jammed, broken, or off a drive sprocket.Remove obstruction and place chain around sprocket(s) or repair chain (p.3-42).Step 5. Check chain tension.If necessary, adjust chain tension (p. 3-43).Step 6. Check hydraulic control panel pressure gage for reading of between 100and 300 psi.If pressure is not within range, notify Unit maintenance.29. CONVEYOR CHAIN MOVES SLOWLY OR ERRATICALLYStep 1. Check chain tension.Adjust chain tension (p. 3-43).Step 2. Check chain alignment.Reposition chain on sprockets (p. 3-43).Step 3. Check flow-control valve setting.Turn flow-control valve knob counterclockwise slowly until chain speed issatisfactory.Step 4. Check main hydraulic pressure gage for reading of 100 to 300 psi.If pressure is not within range, notify Unit maintenance.PROJECTILE RACKS30. PROJECTILE DOES NOT GO INTO TUBEStep 1. Check inner diameter of tube for obstruction or damage.Remove obstruction if possible. Notify Unit maintenance if tubeis damaged.3-14
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