Chapter 1. INTRODUCTION - TM-5-4310-227-150013Figure 1-1. Air compressor (model OEG458-ENG-1) left front, three-quarter view.Figure 1-2. Air compressor (model OEG-458-ENG-2) left front, three-quarter view.Figure 1-3. Air compressor (model OEG-458-ENG-3) left front, three-quarter view.Figure 1-4 Air compressor (model OEG-458-ENG-1 and OEG-458-ENG-2) right rear, three quarter view.Figure 1-5. Air compressor (model OEG-458-ENG-3) right rear, three-quarter view.Figure 1-6. Air compressor (model BMW-452-ENG), right front three quarter view.Figure 1-7. Air compressor (model BMW-452-ENG), left rear, three-quarter view.Gasoline Engine Components.Figure 1-8. Wiring diagram.Figure 1-8. Wiring diagram. (cont)Figure 1-9. Base plan.Chapter 2. OPERATING INSTRUCTIONS - TM-5-4310-227-150025Removal of Protective Material and DevicesSection II. MOVEMENT TO A NEW WORKSITE - TM-5-4310-227-150027Figure 2-2, Instrument panel, models BMW-452-ENG and BMW-452-ENG-1.Hourmeter - TM-5-4310-227-150029Choke LeverFigure 2-5. Fuel tank, strainer, and related parts, exploded view.Figure 2-6. Fuel strainer, fuel tank, models BMW-452-ENG and BMW-452-ENG-1, removal points.Figure 2-7. Carburetor, intake manifold magneto, engine base, and fuel pump, removal points.Callouts For Figure 2-7.Figure 2-8. Fuel tank, muffler, spark plug, cylinder head, and governor control assembly, model OEG-458-ENG-1 and OEG-458-ENG-2, removed points.Section IV. OPERATION UNDER USUAL CONDITIONS - TM-5-4310-227-150037Section V. OPERATION UNDER UNUSUAL CONDITIONS - TM-5-4310-227-150038Operation in Dusty or Sandy Areas - TM-5-4310-227-150039Section VI. OPERATION OF MATERIEL USED IN CONJUNCTION WITH THE AIR COMPRESSORChapter 3. OPERATOR AND ORGANIZATIONAL MAINTENANCE INSTRUCTIONS - TM-5-4310-227-150041Figure 3-1. Lubrication order. - TM-5-4310-227-150042Figure 3-1. Lubrication order. (CONT)Figure 3-2. Engine air cleaner and bracket, removal points.Section III. PREVENTIVE MAINTENANCE SERVICES - TM-5-4310-227-150045Daily Preventive Maintenance ServicesFigure 3-4. Daily preventive maintenance services.Figure 3-4. Daily preventive maintenance services. (cont) - TM-5-4310-227-150048Figure 3-4. Daily preventive maintenance services. (cont) - TM-5-4310-227-150049Figure 3-4. Daily preventive maintenance services. (cont) - TM-5-4310-227-150050Figure 3-4. Daily preventive maintenance services. (cont) - TM-5-4310-227-150051Figure 3-4. Daily preventive maintenance services. (cont) - TM-5-4310-227-150052Figure 3-5. Quarterly preventive maintenance services.Figure 3-5. Quarterly preventive maintenance services. (cont) - TM-5-4310-227-150054Figure 3-5. Quarterly preventive maintenance services. (cont) - TM-5-4310-227-150055Figure 3-5. Quarterly preventive maintenance services. (cont) - TM-5-4310-227-150056Figure 3-5. Quarterly preventive maintenance services. (cont) - TM-5-4310-227-150057Figure 3-5. Quarterly preventive maintenance services. (cont) - TM-5-4310-227-150058Figure 3-5. Quarterly preventive maintenance services. (cont) - TM-5-4310-227-150059Section IV. TROUBLESHOOTING - TM-5-4310-227-150060Engine OverheatsSection V. RADIO INTERFERENCE SUPPRESSION - TM-5-4310-227-150062Interference Suppression ComponentsSection VI. FUEL SYSTEMFuel Tank, Bracket, and StrapsFuel Strainer - TM-5-4310-227-150066Carburetor - TM-5-4310-227-150067Governor Control Assembly - TM-5-4310-227-150068Choke Control and Governor ControlFigure 3-7. Choke control cable and idling device, model BMW-452-ENG-1, removal points.Figure 3-8. Battey, cables, controls, and instruments, removal points.Figure 3-9. Compressor and engine assembly, model BMW-452-ENG, removal points.Figures 3-10. Starter, governor control, air lines and fittings, models BMW-452-ENG and BMW-452-ENG-1, removal points.Section VII. ENGINE ELECTRICAL SYSTEMIgnition Cable AssemblyInstallation and Timing.Contact Set Adjustment.Generator Drive Belt and GuardFigure 3-14. Generator drive belt guard, generator, starter, and regulator, model BMW-452-NEG-1, removal points.Generator and Mounting BracketFigure 3-16. Generator and starter, model BMW-452-ENG, removal points.Generator and Regulator Mounting BracketStarter and Mounting BracketFigure 3-17. Belt set, removal points.Section VIII. ENGINE COOLING AND EXHAUST SYSTEMSFigure 3-18. Air shroud, flywheel starting pulley assembly, and cylinder head, exploded view.Engine Flywheel - TM-5-4310-227-150087Section IX. BELT GUARD, AND BELT SETFigure 3-19. V-belt guard, removal points.Figure 3-20. Belt guard, removal and installation (Model OEG-458-ENG-3).Figure 3-21. Engine removal points.Figure 3-22. Compressor components, models BMW-452-ENG and BMW-452-ENG-1, removal pointsCallouts for Figure 3-22 - cont.Section X. ENGINE AND COMPRESSOR REMOVAL AND INSTALLATIONFigure 3-24. Shroud, supporting platform, access doors, instrument panel, exploded view.Engine - TM-5-4310-227-150096Figure 3-25. Compressor assembly, removal points.Starting Pulley AssemblyEngine Drive PulleyEngine Crankcase Breather LineEngine Cylinder HeadSection XII. COMPRESSOR ASSEMBLY AND COMPONENTSLow-Pressure Safety ValveFigure 3-30. Compressor components, model OEG-458-ENG-1, OEG-458-ENG-2 and OEG-458-ENG-3, removal points.Centrifugal Unloader - TM-5-4310-227-150105Figure 3-31. Centrifugal unloader, exploded view.Intake and Exhaust ManifoldsIntercooler Tube - TM-5-4310-227-150108Intake and Exhaust Valves - TM-5-4310-227-150109Figure 3-32. Intake and exhaust valves, exploded view.Unloader Valve and Valve TubeAftercooler ManifoldReceiver Tank Safety ValveAir Lines and FittingsSection XIII. CONTROLS AND INSTRUMENTSChapter 4. DIRECT AND GENERAL SUPPORT AND DEPOT MAINTENANCE INSTRUCTIONS - TM-5-4310-227-150117Table 1. Time StandardsTable 1. Time Standards -ContinuedTable 2. Engine Repair and Replacement StandardsTable 3. Compressor Repair and Replacement StandardsSection IV. TROUBLESHOOTING - TM-5-4310-227-150122Magneto AssemblyFigure 4-1. Magneto, exploded view.Reassemble and Installation.Starter (Model BMW-452ENG)Figure 4-2. Starter, exploded view (Model BMW-459-ENG).Starter (Model BMW-452-ENG-1)Figure 4-3. Starter, exploded view (Model BMW-452-ENG-1)Figure 4-4. Generator, exploded view (Model BMW-452-ENG).Generator (Model BMW-452-ENG-1)Figure 4-5. Generator, exploded view.Section VI. ENGINE VALVES, VALVE GUIDES, AND SEAT INSERTSFigure 4-6. Valve, camshaft, and governor, exploded view.Valve Guide Replacement.Section VII. ENGINE BASE, OIL PUMP, FUEL PUMPFigure 4-7. Fuel pumpOil PumpFigure 4-9. Oil pump, exploded view.Fuel Pump - TM-5-4310-227-150140Section VIII. ENGINE PISTON AND CONNECTING ROD ASSEMBLYPiston and Connecting Rod AssemblyCleaning, Inspection, and Repair. - TM-5-4310-227-150143Figure 4-11. Piston, connecting rod, and crackshaft, exploded viewReassembly and Installation. - TM-5-4310-227-150145Section IX. ENGINE CRANKSHAFT, CAMSHAFT, VALVE LIFTERS, AND GOVERNORFigure 4-12. Flywheel end plate, removal points.Reassembly and Installation. - TM-5-4310-227-150148Camshaft, Governor, and Valve LiftersCleaning, Inspection, and Repair. - TM-5-4310-227-150150Section X. ENGINE CYLINDER AND CRANKCASE ASSEMBLYSection XI. COMPRESSOR ASSEMBLY REPAIR INSTRUCTIONSCleaning, Inspection, and Repair. - TM-5-4310-227-150153Figure 4-14. Piston, connecting rods, and crankshaft, exploded view.Crankshaft, Bearings, and Oil SeedReassembly and Installation. - TM-5-4310-227-150156Appendix A. REFERENCES - TM-5-4310-227-150157REFERENCES (cont) - TM-5-4310-227-150158Appendix B. BASIC ISSUE ITEMS LIST AND MAINTENANCE AND OPERATING SUPPLIESExplanation of Columns Contained in Section Ill.Section II. Basic Issue Items List - TM-5-4310-227-150161Section III. Maintenance and operating Supplies - TM-5-4310-227-150162Appendix C. MAINTENANCE ALLOCATIONSection Il. MAINTENANCE ALLOCATION CHART - TM-5-4310-227-150164Section Il. MAINTENANCE ALLOCATION CHART (cont) - TM-5-4310-227-150165Section Il. MAINTENANCE ALLOCATION CHART (cont) - TM-5-4310-227-150166Section Il. MAINTENANCE ALLOCATION CHART (cont) - TM-5-4310-227-150167Section III. MAintenance FunctionsTM-5-4310-227-15 Compressor Reciprocating: Air; Gasoline Engine 15 CFM 175 PSI; Receiver Mounted (Champion Pneumatic Model OEG-458-ENG-1) Manual