CHAPTER 1 INTRODUCTION - TM-10-4930-204-13_25Figure 1-1. Tank and Pump Unit.Figure 1-2. Model 2519 Pumping Assembly, Front and Rear View.Figure 1-3. Models 2938 and 36W50 Pumping Assembly, Front and Rear View.Figure 1-4. Pumping and Engine Assembly, Three-Quarter View.1-7. IDENTIFICATION AND TABULATED DATA.Figure 1-4.1. Pump Assembly (EMD).Figure 1-5. Filter Separator Flow Chartb. Tabulated Data(3) Electric Motor.1-8. DIFFERENCES BETWEEN MODELSCHAPTER 2 OPERATING INSTRUCTIONS - TM-10-4930-204-13_37Figure 2-2. Three-Way Valve (Models 2938 and 36W50)Figure 2-3. Engine Chocke Lever and Ignition Switch Figure 2-5. Tan Dipstick, Drain Valve, and Discharge Valve Lever2-3. STARTINGMethod 3Figure 2-7. Starting Enginec. Starting Electric Motor Driven Pumping Assembly2-4. OPERATIONSECTION II. OPERATION OF AUXILIARY EQUIPMENT USED IN CONJUNCTION WITH THE TANK AND PUMP UNITFigure 2-10. Metering Kit.2-10. OPERATION IN EXTREME COLD2-12. OPERATION AT HIGH ALTITUDES2-15. OPERATION IN SALT WATER AREASCHAPTER 3 OPERATOR/CREW MAINTENANCE INSTRUCTIONSFigure 3-1. Lubrication Order (Sheet 1 of 2)Figure 3-1. Lubrication Order (Sheet 2 of 2)Figure 3-2. Servicing Air Cleaner.SECTION III. TROUBLESHOOTING - TM-10-4930-204-13_55Table 3-1. Operator Preventive Maintenance Checks and ServicesOperator Preventive Maintenance Checks and Services (Cont) - TM-10-4930-204-13_57Operator Preventive Maintenance Checks and Services (Cont) - TM-10-4930-204-13_58Figure 3-3. Operator/Crew Preventive Maintenance Sequence of Checks and Services (Sheet 1 of 2)Table 3-2. Operator TroubleshootingELECTRIC MOTOR - TM-10-4930-204-13_61FILTER/SEPARATOR - TM-10-4930-204-13_62SECTION IV. MAINTENANCE PROCEDURESFigure 3-4. Servicing Fuel Strainer.Figure 3-4.1. Pump Assembly Cables.Figure 3-5. Servicing Filter / Separator CHAPTER 4 ORGANIZATIONAL MAINTENANCE INSTRUCTIONS4-4. TYPICAL INSTALLATION OR SETTING-UP INSTRUCTIONSFigure 4-2. Tank and Pump Unit Vertical Tiedown Strap AssemblyFigure 4-3. Tank and Pump Unit Vertical Tiedown Strap Assembly Installed.SECTION II. MOVEMENT TO A NEW WORKSITE - TM-10-4930-204-13_74SECTION IV. PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS) - TM-10-4930-204-13_75Table 4-1. Organizational Preventive Maintenance Checks and Services Item No. 1 2 3 4 5 Item To Be Inspected Hoses, Nozzles, and Reels Grounding Cable and Reels Filter/Separator Magnets Spark Plug Quarterly ScheduleOrganizational Preventive Maintenance Checks and Services Quarterly Schedule - (Cont) - TM-10-4930-204-13_77Organizational Preventive Maintenance Checks and Services Quarterly Schedule - (Cont) - TM-10-4930-204-13_78Organizational Preventive Maintenance Checks and Services Quarterly Schedule - (Cont) - TM-10-4930-204-13_79Figure 4-4. Organizational Preventive Maintenance Sequence of Checks and Services (Sheet 1 of 2)SECTION VI. RADIO INTERFERENCE SUPPRESSIONTable 4-2. Organizational Troubleshooting2. ENGINE MISSES, OPERATES ERRATICALLY, OR LOSES POWER3. ENGINE OVERHEATS OR KNOCKS4. ENGINE BACKFIRES.Organizational Troubleshooting (Cont)7. PUMP FAILS COOPERATE.10. PUMP FAILS TO PUMP PRODUCT.13. FLOW OF PRODUCT SLOWS DOWN DURING OPERATION.4-20. HOSESFigure 4-6. Hose, Nozzles, and Bonding Wire, Removal and lnstallation.(4) Remove pump and engine assemblyFigure 4-7. Pump and Engine, Removal and Installation (Sheet 2 of 3)Figure 4-8. Pump and Electric Motor, Removal and Installation (Sheet 1 of 3)Figure 4-8. Pump and Electric Motor, Removal and Installation (Sheet 2 of 3)Figure 4-8. Conversion of Gasoline Engine Driven Pumping Assembly to Electric Motor Driven Pumping Assembly.4-23. CONVERSION OF GASOLINE ENGINE DRIVEN PUMPING ASSEMBLY TO ELECTRIC MOTOR DRIVEN PUMPING ASSEMBLY.4-24. ENGINEFigure 4-9. Starter Pulley, Air Shroud, and Ignition Switch Bracket, Removal and Installation.Figure 4-10. Flywheel, Removal and Installation.(2) Cleaning and inspection.Figure 4-11. Ignition Cable, Spark Plug, Ground Cable and Ignition Switch, Removal and Installation.Figure 4-12. Magneto, Removal and Installation.Figure 4-13. Magneto Points Replacement.Figure 4-15. Timing the MagnetoFigure 4-16. Fuel Tank, Bracket, Fuel Strainer, and Shutoff Valve, Removal and Installation.(3) Installation.Figure 4-17. Air Cleaner, Bracket, and Carburetor, Removal and Installation.j. Governor Controls.Figure 4-18. Carburetor ServiceFigure 4-19. Carburetor Adjustment.Figure 4-20. Governor Controls, Removal and Installation.Figure 4-21. Governor Controls Adjustment.k. Crankcase Breather, Exhaust Muffler and Elbow, Fill and Drain Plugs.Figure 4-22. Crankcase Breather, Exhaust Muffler and Elbow, Fill and Drain Plugs, Removal and Installation.Figure 4-23. Cylinder Head, Removal and Installation.Figure 4-24. Cylinder Head Bolts Tightening Sequence.Figure 4-25. Tappet Cover Plate, Removal, Installation, and Clearance Measurement.4-24.1 PUMP AND MOTOR ASSEMBLYFigure 4-25.1 Pump and Electric Motor Assembly.4-24.2 ON-OFF SWITCH CABLE, J1Figure 4-25.2 ON-OFF Switch Cable.4-24.3 INTERVEHICLE POWER CABLE, J2.Figure 4-25.4. Connector Assembly 4-24.4 CONDUIT ASSEMBLY4-24.5 JUNCTION BOX ASSEMBLY.Figure 4-25.7. Junction Box Assembly (sheet 1 of 2)Figure 4-25.7. Junction Box Assembly (sheet 2 of 2)c. K-1 Relay Test Procedures.Figure 4-25.8. K-1 Relay Test4-25. CENTRIFUGAL PUMPFigure 4-26. Filter/Separator, Removal and Installation.b. Cleaning and Inspection. - TM-10-4930-204-13_1374-28. SIGHT GAGE, DIFFERENTIAL PRESSURE GAGE, PRESSURE VENT VALVE, AND DRAINCOCK.b. Cleaning and Inspection. - TM-10-4930-204-13_1394-29. MANIFOLD, LIQUID DISTRIBUTOR AND THREE-WAY VALVE.4-30. GROUND REEL ASSEMBLY.4-31. FUEL DISPENSING NOZZLE ASSEMBLY.4-32. FUEL DISPENSING HOSE REEL ASSEMBLY.Figure 4-30. Hose Reels, Hose Rollers and Spring Housing, Removal and Installation (Sheet 1 of 2)Figure 4-30. Hose Reels, Hose Rollers and Installation (Sheet and Spring Housing, Removal 2 of 2)4-35. LIFTING EYE, DRAG LOOPS, AND FILLER PLUG GASKET.b. Drag Loops 4-36. TIEDOWN ASSEMBLIES.CHAPTER 5 DIRECT SUPPORT MAINTENANCE INSTRUCTIONS - TM-10-4930-204-13_149S E C T I O N I I I . GENERAL MAINTENANCEb. Disassembly..Figure 5-1. Magneto, DisassemblY and Reassembly.5-12. VALVES, VALVE SEATS, GUIDES AND SPRINGS.Figure 5-2. Valves, Removal, Disassembly, Reassembly and Installation.c. Regrinding Valves.5-13. ENGINE BASE AND OIL PUMP.Figure 5-4. Engine Base and Oil Pump, Disassembly and Reassembly.5-14. PISTONS AND CONNECTING ROD.Figure 5-5. Pistons and Connecting Rod, Removal, Disassembly, Reassembly and Installation.b. Cleaning, Inspection, and Repair.Figure 5-6. Crankshaft, Removal and Installation.Figure 5-7. Crankshaft, Disassembly and Reassembly.5-16. CAMSHAFT AND GOVERNOR ASSEMBLY.Figure Expansion plug (3) Camshaft support pin Governor spacer Bearing sleeve Camshaft Spring pin, 3/16 X 1 1/8 in. (2) Flywheel assembly (2) Camshaft gear 9. 10. 11. 12. 13. 14. 15. Key, Woodruff, No. 404 Nut, plain, hex, 1/4-20 Needle bearing Screw, cap, hex-hd, 1/4-20 Shaft support Gasket Governor yoke bracket 5-8. Camshaft and Governor, Removal, Disassembly, Reassembly and Installation.5-17. CRANKCASE.b. Cleaning, Inspection, and Repair5-19. CENTRIFUGAL PUMP (GAS ENGINE DRIVEN).Figure 5-10. Centrifugal Pump (GED)Figure 5-10. Centrifugal Pump, Seal and Impeller Installation5-20. FILTER/SEPARATOR5-19.1 CENTRIFUGAL PUMP (ELECTRIC MOTOR DRIVEN)Figure 5-10.1 Centrifugal Pump and Check Valvec. Cleaning, Inspection and Repair.Figure 5-10.2 Adapter Shaft Seal Assembly.c. Cleaning and Inspection5-21. GROUND REEL AND CABLEFigure 5-11. Filter/Separator, Disassembly and Reassembly.c. Cleaning and InspectionFigure 5-12. Ground Reel and Cable, Disassembly and Reassembly (sheet 1 of 2)Figure 5-12. Ground Reel and Cable, Disassembly and Reassembly (Sheet 2 of 2)5-22. FUEL DISPENSING NOZZLE ASSEMBLY.Figure 5-13. l7. Bonding wire 18. Clip 19. Nozzle body nut Nozzle, Disassembly and Reassembly.5-23. FUEL DISPENSING HOSE REEL ASSEMBLY.Figure 5-14. Hose Reels, Disassembly and Reassembly (All Models Except 36W50).c. Disassembly (Model 36W50)Figure 5-15. Hose Reel, Disassembly and Reassembly (Model 36W50)e. Reassembly (All Models Except 36W50)5-24. FRAME.SECTION V. REPAIR OF TANK ASSEMBLY5-27. PUMP PORT.Figure 5-16. Manhole Assembly, Removal, Disassembly, Reassembly, and Installation.5-28. DRAIN VALVE ASSEMBLYFigure 5-17. Pump Port, Removal and Installation5-29. DISCHARGE VALVE ASSEMBLYFigure 5-18. Drain Valve Assembly, Removal, Disassembly, Reassembly and Installation.b. Cleaning and Inspection - TM-10-4930-204-13_197Figure 5-19. Discharge Valve, Removal, Disassembly, Reassembly and Installation.c. Reassembly and Installation.5-30. TANK ASSEMBLYFigure 5-20. Skid Drain Hole Diagram(2) Essentials.(4) Preparation of equipment.c. Repair.APPENDIX A REFERENCES - TM-10-4930-204-13_205APPENDIX B COMPONENTS OF END ITEM AND BASIC ISSUE ITEMS LISTSection II. COMPONENTS OF END ITEMSSection Ill. BASIC ISSUE ITEMS (Continued)APPENDIX C ADDITIONAL AUTHORIZATION LIST (AAL)APPENDIX D MAINTENANCE ALLOCATION CHARTD-3. COLUMN ENTRIES USED IN THE MACSECTION Il. MAINTENANCE ALLOCATION CHARTMAINTENANCE ALLOCATION CHART (Cont) - TM-10-4930-204-13_216MAINTENANCE ALLOCATION CHART (Cont) - TM-10-4930-204-13_217MAINTENANCE ALLOCATION CHART (Cont) - TM-10-4930-204-13_219APPENDIX E REPAIR PARTS AND SPECIAL TOOLS LIST (RPSTL)APPENDIX EXPENDABLE/DURABLE SUPPLIES F AND MATERIALS LISTSECTION Il. EXPENDABLE/DURABLE SUPPLIES AND MATERIALS LISTI N D E XI N D E X -CONT - TM-10-4930-204-13_226I N D E X -CONT - TM-10-4930-204-13_227I N D E X -CONT - TM-10-4930-204-13_228I N D E X -CONT - TM-10-4930-204-13_229I N D E X -CONT - TM-10-4930-204-13_230I N D E X -CONT - TM-10-4930-204-13_231I N D E X -CONT - TM-10-4930-204-13_232I N D E X -CONT - TM-10-4930-204-13_233The Metric System and Equivalents