CHAPTER 1 INTRODUCTION - TM-9-4910-663-34_7CHAPTER 2 DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE INSTRUCTIONSFigure 2-1. Varidrive lubrication chart, part number 7458-2Figure 2-1.1. Varidrive lubrication chart, part number 7458-4.Table 2-1. Power Requirement Chartc. Installation ProcedureFigure 2-2. Test stand outline dimensionsFigure 2-3. Link board assembly connectionsSection III. TROUBLESHOOTINGSubjectTable 2-2. Preliminary Control SettingsPreliminary Control Settings (Continued)High voltages Table 2-3. Wire Size TableWire Size Table (Continued) - TM-9-4910-663-34_21Wire Size Table (Continued) - TM-9-4910-663-34_22Wire Size Table (Continued) - TM-9-4910-663-34_23Table 2-4. Connectors/TerminalsConnectors/Terminals (Continued)Table 2-5. TROUBLESHOOTINGTROUBLESHOOTING (Continued) - TM-9-4910-663-34_27TROUBLESHOOTING (Continued) - TM-9-4910-663-34_28TROUBLESHOOTING (Continued) - TM-9-4910-663-34_29TROUBLESHOOTING (Continued) - TM-9-4910-663-34_30TROUBLESHOOTING (Continued) - TM-9-4910-663-34_31TROUBLESHOOTING (Continued) - TM-9-4910-663-34_32TROUBLESHOOTING (Continued) - TM-9-4910-663-34_33TROUBLESHOOTING (Continued) - TM-9-4910-663-34_34TROUBLESHOOTING (Continued) - TM-9-4910-663-34_35TROUBLESHOOTING (Continued) - TM-9-4910-663-34_36TROUBLESHOOTING (Continued) - TM-9-4910-663-34_37TROUBLESHOOTING (Continued) - TM-9-4910-663-34_38TROUBLESHOOTING (Continued) - TM-9-4910-663-34_39TROUBLESHOOTING (Continued) - TM-9-4910-663-34_40TROUBLESHOOTING (Continued) - TM-9-4910-663-34_41TROUBLESHOOTING (Continued) - TM-9-4910-663-34_42TROUBLESHOOTING (Continued) - TM-9-4910-663-34_43TROUBLESHOOTING (Continued) - TM-9-4910-663-34_44TROUBLESHOOTING (Continued) - TM-9-4910-663-34_45TROUBLESHOOTING (Continued) - TM-9-4910-663-34_46TROUBLESHOOTING (Continued) - TM-9-4910-663-34_47TROUBLESHOOTING (Continued) - TM-9-4910-663-34_48TROUBLESHOOTING (Continued) - TM-9-4910-663-34_49TROUBLESHOOTING (Continued) - TM-9-4910-663-34_50TROUBLESHOOTING (Continued) - TM-9-4910-663-34_51TROUBLESHOOTING (Continued) - TM-9-4910-663-34_52TROUBLESHOOTING (Continued) - TM-9-4910-663-34_53TROUBLESHOOTING (Continued) - TM-9-4910-663-34_54TROUBLESHOOTING (Continued) - TM-9-4910-663-34_55TROUBLESHOOTING (Continued) - TM-9-4910-663-34_56TROUBLESHOOTING (Continued) - TM-9-4910-663-34_57TROUBLESHOOTING (Continued) - TM-9-4910-663-34_58TROUBLESHOOTING (Continued) - TM-9-4910-663-34_59TROUBLESHOOTING (Continued) - TM-9-4910-663-34_60TROUBLESHOOTING (Continued) - TM-9-4910-663-34_61TROUBLESHOOTING (Continued) - TM-9-4910-663-34_62TROUBLESHOOTING (Continued) - TM-9-4910-663-34_63TROUBLESHOOTING (Continued) - TM-9-4910-663-34_64TROUBLESHOOTING (Continued) - TM-9-4910-663-34_65TROUBLESHOOTING (Continued) - TM-9-4910-663-34_66TROUBLESHOOTING (Continued) - TM-9-4910-663-34_67TROUBLESHOOTING (Continued) - TM-9-4910-663-34_68TROUBLESHOOTING (Continued) - TM-9-4910-663-34_69TROUBLESHOOTING (Continued) - TM-9-4910-663-34_70Section V. REMOVAL AND INSTALLATION OF MAJOR COMPONENTS AND AUXILIARIESFigure 2-4. Instrument and receptacle panels, controls and indicatorsFigure 2-5. Control and rheostat panels, controls and indicators.Figure 2-6. Binding post panel, controls and binding posts.Figure 2-7. Timing, drive control, and relay mounting panels, controls and indicators.Figure 2-8. High voltage compartment controls.Figure 2-9. High voltage and battery componentsFigure 2-10. Test stand rear view showing componentsFigure 2-11. Test stand right side view showing components.2-13. REMOVAL AND INSTALLATION OF PC BOARD ASSEMBLY2-16. REMOVAL AND INSTALLATION OF LOAD BANK ASSEMBLY2-18. REMOVAL AND INSTALLATION OF DIODE ASSEMBLY2-20. REMOVAL AND INSTALLATION OF DRIVE BRACKET ASSEMBLY2-22. REMOVAL AND INSTALLATION OF BLOWER MOTOR ASSEMBLYCHAPTER 3 REPAIR INSTRUCTIONSd. Removal and Replacement of Work Lamp DS3 f. Removal and Replacement of Relay K1, K2, or K3h. Removal and Replacement of Relay K6 or K7 j. Removal and Replacement of Relay K10 m. Removal and Replacement of Equalization Coil Resistor R24 p. Removal and Replacement of STOP or START Switch S2 or S3s. Removal and Replacement of Battery Charge Timer TD13-2. BINDING POST PANEL ASSEMBLY 3-3. RECTIFIER CHAMBER ASSEMBLY3-4. BATTERY COMPARTMENT ASSEMBLY3-5. INSTRUMENT PANEL ASSEMBLY c. Removal and Replacement of Rotary Switches3-6. CONTROL PANEL ASSEMBLYd. Removal and Replacement of Indication, Lampsg. Removal and Replacement of BATTERY CIRCUIT SELECTOR Switch (S6)i. Removal and Replacement of Resistor R2, R3, or R43-7. RHEOSTAT ASSEMBLYFigure 3-1. Speed control components and current transformers, exploded view.b. Removal and Replacement of SPEED CONTROL Componentsc. Testing Current Transformers CT1, CT2, and CT33-10. LOAD BANK ASSEMBLY3-11. LOAD BANK 3-12. RESISTOR AND SHUNTS PANEL ASSEMBLYFigure 3-2. Resistor and shunt panel assembly partsf. Removal and Replacement of Resistors R10, R11, R12, and R13.3-13. DIODE ASSEMBLY3-14. VARIDRIVE ASSEMBLY3-16. STARTER MS1 3-17. BLOWER ASSEMBLYSection II. GENERAL SUPPORT REPAIR INSTRUCTIONSc. Removal and Replacement of PC Board Assembly Parts.Figure 3-3. PC board assembly parts identification3-19. VARIDRIVE ASSEMBLYb. Removal and Replacement of Gearcase Front BearingsFigure 3-4. Removal and replacement of varidrive belt.d. Removal and Replacement of Gearcase Gear Sets Figure 3-5. Varidrive assembly, exploded view (sheet 1 of 2). - TM-9-4910-663-34_122Figure 3-5. Varidrive assembly, exploded view (sheet 1 of 2). - TM-9-4910-663-34_123Figure 3-5. Varidrive assembly, exploded view (sheet 2 of 2). - TM-9-4910-663-34_124Figure 3-5. Varidrive assembly, exploded view (sheet 2 of 2). - TM-9-4910-663-34_125f. Removal and Replacement of Stationary Driven Varidisc Assembly i. Removal and Replacement of Input Shaft Front Bearingk. Removal and Replacement of Control Shafto. Removal and Replacement of Motor Stator Assembly, Motor Rotor Assembly, and Motor front Bearing CHAPTER 5 FINAL INSPECTIONc. DC Variable Power Supply Circuite. Polarity Reversing Circuitg. Battery Voltage Selector Circuith. DC VOLTMETER OUTPUT VOLTAGE Meter Circuit.DC VOLTMETER OUTPUT VOLTAGE SELECT switchi. Battery Charge Circuit.k. Generator Field Circuit.DC AMMETER FIELD CURRENT meterl. DC Ammeter Load & Starter Output Current Battery Charge Current Meter Circuit.m. AC Voltmeter Output Meter CircuitAC VOLTMETER OUTPUT VOLTAGE meter n. AC AMMETER OUTPUT CURRENT METER Circuito. MILLIVOLT METER MILLIVOLT DROP Meter Circuit.p. Generator D-Sensing, Circuitq. AC/DC Systems Equalizer Coil Circuit 5-4. MECHANICAL INSPECTIONAPPENDIX A REFERENCES - TM-9-4910-663-34_148APPENDIX D MAINTENANCE ALLOCATION CHARTTable D-1 - Continued FO-1. Test stand schematic diagram (sheet 1 of 2)FO-1. Test stand schematic diagram (sheet 2 of 2)