C H A P T E R 1 . I N T R O D U C T I ON5-TON, 6X6, CARGO TRUCK, DROPSIDE WO/W AND W/W (M813A1) (RIGHT REAR VIEW)5-TON, 6X6, CARGO TRUCK, EXTENDED CARGO BODY WO/W AND W/W (M814) (RIGHT FRONT VIEW)5-TON, 6X6, MEDIUM WRECKER TRUCK W/W (M816) (LEFT REAR VIEW)5-TON, 6X6, TRACTOR TRUCK WO/W AND W/W (M818) (RIGHT FRONT VIEW)5-TON, 6X6, EXPANSIVE VAN TRUCK WO/W (M820) (LEFT FRONT VIEW)5-TON, 6X6, BRIDGE TRANSPORTING TRUCK WO/W (M821) (RIGHT REAR VIEW)FORMS AND RECORDSTable 1-1. Vehicle Class Information. LIST OF ABBREVIATIONS (Contd)MILITARY TERMS AND COMMOM TERMS CROSS REFERENCE LIST (Contd)CARGO TRUCKS W/W AND WO/W: M813, M813A1, AND M814CARGO TRUCK, DROPSIDE (M813A1) (RIGHT REAR VIEW)BOLSTER LOGGING TRUCK W/W: M815MEDIUM WRECKER TRUCK W/W: M816DUMP TRUCK W/WAND WO/W: M817TRACTOR TRUCK W/W AND WO/W: M818TRACTOR WRECKER TRUCK W/W: M819EXPANSIBLE VAN TRUCK WO/W: M820, M820A1, AND M820A2 EXPANSIBLE VAN TRUCK WO/W: M820, M820A1, AND M820A2 (Contd) BRIDGE TRANSPORTING STAKE TRUCK WO/W: M821Tabulated DataTable 1-3. Weights.Table 1-5. Capacities.Table 1-7. Chassis Dimensions. Table 1-9. Performance Data.Table 1-11. Engine Downshift RPM DataSection III. TECHNICAL PRINCIPLES OF OPERATIONElectrical System OperationTM-9-2320-260-10_40Service Brake System OperationC H A P T E R 2 O P E R A T I N G I N S T R U C T I O N SCHASSIS CONTROLS AND INDICATORSHigh beam indicator lampPrimer pressure gage Primer pump controlCowl ventilator control handleClutch pedal Steering wheelFront winch drum lock knobOil filler capFuel tank filler capBODY EQUIPMENT CONTROLS AND INDICATORSBolster Logging Truck (M815) (Contd).Medium Wrecker (M816) and Tractor Wrecker (M819) (Contd)Boom control leverShipper brace retaining bracket - TM-9-2320-260-10_58Dipstick Fifth wheel locking plunger leverDump Truck (M817).Bridge Stake Truck (M821)Expansible Van (M820, M820A1, M820A2).Power input receptacleCircuit breaker panelWindow regulatorLadders stored on liftgatePhone jack receptacle Locking plungersSPECIAL PURPOSE KITS CONTROLS AND INDICATORSArctic Winterization Kit (Contd).Hardtop closure replaces Deepwater Fording Kit - TM-9-2320-260-10_73Hot Water Personnel Heater KitA-Frame Kit.Section II. PREVENTIVE MAINTENANCE CHECKS AND SERVICESTable 2-1. General Cleaning Instructions - TM-9-2320-260-10_77Table 2-1. General Cleaning Instructions - TM-9-2320-260-10_78CLASS LEAKAGE DEFINITIONSTable 2-2. Operator/Crew Preventive Maintenance Checks and ServicesOperator/Crew Preventive Maintenance Checks and Services (Contd) - TM-9-2320-260-10_81Operator/Crew Preventive Maintenance Checks and Services (Contd) - TM-9-2320-260-10_82Operator/Crew Preventive Maintenance Checks and Services (Contd) - TM-9-2320-260-10_83Operator/Crew Preventive Maintenance Checks and Services (Contd) - TM-9-2320-260-10_84Operator/Crew Preventive Maintenance Checks and Services (Contd) - TM-9-2320-260-10_85Operator/Crew Preventive Maintenance Checks and Services (Contd) - TM-9-2320-260-10_86Operator/Crew Preventive Maintenance Checks and Services (Contd) - TM-9-2320-260-10_87Operator/Crew Preventive Maintenance Checks and Services (Contd) - TM-9-2320-260-10_88Operator/Crew Preventive Maintenance Checks and Services (Contd) - TM-9-2320-260-10_89Operator/Crew Preventive Maintenance Checks and Services (Contd) - TM-9-2320-260-10_90Operator/Crew Preventive Maintenance Checks and Services (Contd) - TM-9-2320-260-10_91Operator/Crew Preventive Maintenance Checks and Services (Contd) - TM-9-2320-260-10_92Operator/Crew Preventive Maintenance Checks and Services (Contd) - TM-9-2320-260-10_93Operator/Crew Preventive Maintenance Checks and Services (Contd) - TM-9-2320-260-10_94Operator/Crew Preventive Maintenance Checks and Services (Contd) - TM-9-2320-260-10_95Operator/Crew Preventive Maintenance Checks and Services (Contd) - TM-9-2320-260-10_96Operator/Crew Preventive Maintenance Checks and Services (Contd) - TM-9-2320-260-10_97Operator/Crew Preventive Maintenance Checks and Services (Contd) - TM-9-2320-260-10_98Operator/Crew Preventive Maintenance Checks and Services (Contd) - TM-9-2320-260-10_99Operator/Crew Preventive Maintenance Checks and Services (Contd) - TM-9-2320-260-10_100Operator/Crew Preventive Maintenance Checks and Services (Contd) - TM-9-2320-260-10_101Operator/Crew Preventive Maintenance Checks and Services (Contd) - TM-9-2320-260-10_102Operator/Crew Preventive Maintenance Checks and Services (Contd) - TM-9-2320-260-10_103Operator/Crew Preventive Maintenance Checks and Services (Contd) - TM-9-2320-260-10_104Operator/Crew Preventive Maintenance Checks and Services (Contd) - TM-9-2320-260-10_105Operator/Crew Preventive Maintenance Checks and Services (Contd) - TM-9-2320-260-10_106Operator/Crew Preventive Maintenance Checks and Services (Contd) - TM-9-2320-260-10_107Operator/Crew Preventive Maintenance Checks and Services (Contd) - TM-9-2320-260-10_108Operator/Crew Preventive Maintenance Checks and Services (Contd) - TM-9-2320-260-10_109Operator/Crew Preventive Maintenance Checks and Services (Contd) - TM-9-2320-260-10_110Operator/Crew Preventive Maintenance Checks and Services (Contd) - TM-9-2320-260-10_111Operator/Crew Preventive Maintenance Checks and Services (Contd) - TM-9-2320-260-10_112Operator/Crew Preventive Maintenance Checks and Services (Contd) - TM-9-2320-260-10_113S e c t i o n I I I . O P E R A T I O N U N D E R U S U A L C O N D I T I O N SSTARTING THE ENGINE (ABOVE +32F) (0C) -contCOLD WEATHER STARTING (BELOW +32F) (0C)COLD WEATHER STARTING (BELOW +32F) (0C) -contOPERATION OF VEHICLE SERVICE LIGHTSPLACING AND SUSTAINING VEHICLE IN MOTION PLACING AND SUSTAINING VEHICLE IN MOTION -contDriving vehicle down steep gradesSTOPPING THE VEHICLE AND ENGINESTOPPING THE VEHICLE AND ENGINE -contBACKING THE VEHICLE USING SLAVE RECEPTACLE TO START ENGINE RAISING AND SECURING HOOD RAISING AND SECURING HOOD -contSEAT BELT OPERATION (FIXED SEAT AND FLOATING SEAT)VEHICLE TOWINGTowing Vehicle With Towbar to Start Engine -contFailure to completely turn off air shutoff valvesTowing with Chain or Cable to Start Engine. Flat-Towing With Towbar.Lift-Towing With Wrecker. Lift-tow operationsLift-Towing With Wrecker. -contINSTALLING CAB TOP AND RAISING WINDSHIELDINSTALLING CAB TOP AND RAISING WINDSHIELD -contOPERATION OF FRONT WINCH Unwinding Winch Cable.Unwinding Winch Cable. -contPulling or Lifting Load.Stopping WinchPreparing Winch for Travel. -contOPERATION OF CARGO TRUCKSRemoving Front and Side RacksInstalling Front and Side Racks. Loose Projectile Restraint SystemOPERATION OF BOLSTER TRUCKS AND TRAILERSUnloading Bolster Trailer from Bolster Truck -cont - TM-9-2320-260-10_151Unloading Bolster Trailer from Bolster Truck -cont - TM-9-2320-260-10_152Unloading Bolster Trailer from Bolster Truck -cont - TM-9-2320-260-10_153Preparing Bolster Truck and Trailer for loading Cargo. I.oading or Unloading Bolster Truck and Trailer. Loading Bolster Trailer on Bolster TruckBolster sliding chocks Loading Bolster Trailer on Bolster Truck -cont - TM-9-2320-260-10_158Loading Bolster Trailer on Bolster Truck -cont - TM-9-2320-260-10_159Tiedown chain secures trailerOPERATION OF MEDIUM WRECKER REAR WINCH Rear Winch Operation. -contUnwinding the Winch Cable.For night operationKeep tension on winch cableRigging the Load.Pulling the LoadPulling the Load -contStopping the Winch.Preparation for Travel.Preparation for Travel. -cont - TM-9-2320-260-10_171Preparation for Travel. -cont Preparation for Travel. -cont - TM-9-2320-260-10_173OPERATION OF DUMP TRUCKTable 2-3. Typical Material Weights (Contd)Before Operation. Before Operation. -cont Loading the Truck. Loading the Truck. -contUnloading the Truck by DumpingUnloading the Truck by Dumping -cont - TM-9-2320-260-10_181Unloading the Truck by Dumping -cont - TM-9-2320-260-10_182Unloading the Truck by Rocker-Type OperationUnloading the Truck by Rocker-Type Operation -contUnloading the Truck by SpreadingUnloading the Truck by Spreading -cont - TM-9-2320-260-10_186Unloading the Truck by Spreading -cont - TM-9-2320-260-10_187OPERATION OF TRACTOR AND TRACTOR WRECKER FIFTH WHEELCoupling the Semitrailer.Connect service airbrake Coupling the Semitrailer. -cont - TM-9-2320-260-10_191Coupling the Semitrailer. -cont - TM-9-2320-260-10_192Uncoupling the Semitrailer. OPERATION OF WRECKER CRANEOperation of Wrecker Crane (M816). -cont - TM-9-2320-260-10_195Operation of Wrecker Crane (M816). -cont - TM-9-2320-260-10_196Operation of Wrecker Crane (M816). -cont - TM-9-2320-260-10_197Lifting the Load,Lifting the Load, -contLifting and Swinging the LoadHeavy Rear Lifting. 3Heavy Rear Lifting. -contHeavy Side Lifting. Preparing for Travel. -cont - TM-9-2320-260-10_204Preparing for Travel. -cont - TM-9-2320-260-10_205Preparing for Travel. -cont - TM-9-2320-260-10_206Operation of Wrecker Crane (M819)During crane operationLifting and Swinging the Load. -contPositioning the Crane Supports.Positioning the Crane Supports. -cont - TM-9-2320-260-10_211Positioning the Crane Supports. -cont - TM-9-2320-260-10_212Positioning the Crane Supports. -cont - TM-9-2320-260-10_213Extending and Retracting Boom ExtensionPreparation for Travel Without Semitrailer.Preparation for Travel With Semitrailer. OPERATION OF EXPANSIBLE VAN TRUCKS aLeveling Van BodyLeveling Van Body -contExpanding Van Body. Expanding Van Body. -cont - TM-9-2320-260-10_221Expanding Van Body. -cont - TM-9-2320-260-10_222Electric auxiliary cableOperating Van Electrical System. Operating Van Heaters. -cont Operating Van Air ConditionerBlackout Operations -contOperating Power Liftgate (M820A2 Only)Retracting Van Body. Retracting Van Body. -cont - TM-9-2320-260-10_230Retracting Van Body. -cont - TM-9-2320-260-10_231Retracting Van Body. -cont - TM-9-2320-260-10_232OPERATION OF BRIDGE TRANSPORTING TRUCK Loading the Truck Using Crane.Loading the Truck ManuallyLoading the Truck Manually -cont - TM-9-2320-260-10_236Loading the Truck Manually -cont - TM-9-2320-260-10_237Tie Down of Loaded Material.Preparation for UnloadingPreparation for Unloading -contUnloading Truck Using Crane.Unloading Truck Manually. Section IV. OPERATION UNDER UNUSUAL CONDITIONSOPERATING IN EXTREME COLDDriving Vehicle.After Operation.OPERATING IN SNOWAfter OperationDriving Vehicle. Radiator fan and engine coolantOPERATING IN DUSTY, SANDY AREASOPERATING UNDER RAINY OR HUMID CONDITIONSOPERATING IN DEEP MUDOPERATING IN SALT WATERFording Operation in Salt Water - TM-9-2320-260-10_255Fording Operation in Salt Water - TM-9-2320-260-10_256Section V. OPERATION OF AUXILIARY EQUIPMENT (SPECIAL PURPOSE KITS)OPERATING DEEPWATER FORDING KITFording Operation. - TM-9-2320-260-10_259BOW AND TARP KITBow and Tarp Kit Installation -contRaising Paulin for VentilationRaising Paulin for Ventilation -cont - TM-9-2320-260-10_263Raising Paulin for Ventilation -cont - TM-9-2320-260-10_264Racks, seats, bows, and covers of troop seat and cover kitHOT WATER PERSONNEL HEATER KITOperating Winterfront Cover.ARCTIC WINTERIZATION KITOperating Fuel Burning Personnel Heater. If heater fails to startOperating Fuel Burning Engine Coolant HeaterOperating Fuel Burning Engine Coolant Heater -cont - TM-9-2320-260-10_272Operating Fuel Burning Engine Coolant Heater -cont - TM-9-2320-260-10_273Operating Slave Receptacle. OPERATING A-FRAME KIT OPERATING WINDSHIELD WASHER KITTroop Seat Kit Installation.AIRBRAKE HAND CONTROL KIT - TM-9-2320-260-10_278AIRBRAKE HAND CONTROL KIT - TM-9-2320-260-10_279Uncoupling Trailer from Vehicle. C H A P T E R 3 M A I N T E N A N C E I N S T R U C T I O N S GENERAL LUBRICATING INSTRUCTIONS UNDER UNUSUAL CONDITIONS Section III. TROUBLESHOOTINGTable 3-1. Troubleshooting Troubleshooting -cont - TM-9-2320-260-10_285Troubleshooting -cont - TM-9-2320-260-10_286Troubleshooting -cont - TM-9-2320-260-10_287Troubleshooting -cont - TM-9-2320-260-10_288Troubleshooting -cont - TM-9-2320-260-10_289Troubleshooting -cont - TM-9-2320-260-10_290Troubleshooting -cont - TM-9-2320-260-10_291Troubleshooting -cont - TM-9-2320-260-10_292Troubleshooting -cont - TM-9-2320-260-10_293Section IV. MAINTENANCE PROCEDURESCoolant Surge Tank.Priming Fuel SystemAir Cleaner Service.A I R R E S E R V O I R SOIL RESERVOIR BREATHER CAP SERVICE (M819)WHEELS AND TIRES Spare Wheel Removal and Replacement (M819). Spare Wheel Removal and Replacement (M816)Spare Wheel Removal and Replacement (M821)Jacking ProcedureReplacementTIRE INFLATION Tire InflationWINCH SHEARPIN REPLACEMENTA P P E N D I X A R E F E R E N C E SAPPENDIX A (Contd)A P P E N D I X B C O M P O N E N T S O F E N D I T EM AND BASIC ISSUE ITEMS LISTSUsable On Code. ABBREVIATIONSSection II. COMPONENTS OF END ITEM LISTSection III. BASIC ISSUE ITEMS LISTBASIC ISSUE ITEMSBASIC ISSUE ITEMS (Contd) - TM-9-2320-260-10_317BASIC ISSUE ITEMS (Contd) - TM-9-2320-260-10_318BASIC ISSUE ITEMS (Contd) - TM-9-2320-260-10_319BASIC ISSUE ITEMS (Contd) - TM-9-2320-260-10_320BASIC ISSUE ITEMS (Contd) - TM-9-2320-260-10_321BASIC ISSUE ITEMS (Contd) - TM-9-2320-260-10_322BASIC ISSUE ITEMS (Contd) - TM-9-2320-260-10_324BASIC ISSUE ITEMS (Contd) - TM-9-2320-260-10_325BASIC ISSUE ITEMS (Contd) - TM-9-2320-260-10_326BASIC ISSUE ITEMS (Contd) - TM-9-2320-260-10_327BASIC ISSUE ITEMS (Contd) - TM-9-2320-260-10_328BASIC ISSUE ITEMS (Contd) - TM-9-2320-260-10_329BASIC ISSUE ITEMS (Cont'd) - TM-9-2320-260-10_330BASIC ISSUE ITEMS (Cont'd) - TM-9-2320-260-10_331BASIC ISSUE ITEMS (Cont'd) - TM-9-2320-260-10_332BASIC ISSUE ITEMS (Cont'd) - TM-9-2320-260-10_333BASIC ISSUE ITEMS (Cont'd) - TM-9-2320-260-10_334BASIC ISSUE ITEMS (Cont'd) - TM-9-2320-260-10_335BASIC ISSUE ITEMS (Cont'd) - TM-9-2320-260-10_336BASIC ISSUE ITEMS (Cont'd) - TM-9-2320-260-10_337BASIC ISSUE ITEMS (Cont'd) - TM-9-2320-260-10_338A P P E N D I X C A D D I T I O N A L A U T H O R I Z A T I O N L I STADDITIONAL AUTHORIZATION LISTADDITIONAL AUTHORIZATION LIST (Contd) - TM-9-2320-260-10_341ADDITIONAL AUTHORIZATION LIST (Contd) - TM-9-2320-260-10_342A P P E N D I X D E X P E N D A B L E / D U R A B L E S U P P L I ES A N D M A T E R I A L S L I STEXPENDABLE/DURABLE SUPPLIES AND MATERIALS LIST EXPENDABLE/DURABLE SUPPLIES AND MATERIALS LIST (Cont'd) - TM-9-2320-260-10_345EXPENDABLE/DURABLE SUPPLIES AND MATERIALS LIST (Cont'd) - TM-9-2320-260-10_346EXPENDABLE/DURABLE SUPPLIES AND MATERIALS LIST (Cont'd) - TM-9-2320-260-10_347EXPENDABLE/DURABLE SUPPLIES AND MATERIALS LIST (Cont'd) - TM-9-2320-260-10_348A P P E N D I X E S T O W A G E A N D S I G N G U I D E F O R C O M P O N E N T S O F E N D I T E M, BASIC ISSUE ITEMS, AND APPLICABLE ADDITIONAL AUTHORIZATION LIST ITEMSSTOWAGE LOCATIONS (Contd) - TM-9-2320-260-10_350STOWAGE LOCATIONS (Contd) - TM-9-2320-260-10_351STOWAGE LOCATIONS (Contd) - TM-9-2320-260-10_352I N D E X INDEX (Contd) - TM-9-2320-260-10_354INDEX (Contd) - TM-9-2320-260-10_355INDEX (Contd) - TM-9-2320-260-10_356INDEX (Contd) - TM-9-2320-260-10_357INDEX (Contd) - TM-9-2320-260-10_358INDEX (Contd) - TM-9-2320-260-10_359INDEX (Contd) - TM-9-2320-260-10_360INDEX (Contd) - TM-9-2320-260-10_361INDEX (Contd) - TM-9-2320-260-10_362INDEX (Contd) - TM-9-2320-260-10_363INDEX (Contd) - TM-9-2320-260-10_364INDEX (Contd) - TM-9-2320-260-10_365INDEX (Contd) - TM-9-2320-260-10_366INDEX (Contd) - TM-9-2320-260-10_367INDEX (Contd) - TM-9-2320-260-10_368INDEX (Contd) - TM-9-2320-260-10_369INDEX (Contd) - TM-9-2320-260-10_370INDEX (Contd) - TM-9-2320-260-10_371