TM-9-2520-270-34

• DIRECT AND GENERAL SUPPORT MAINTENANCE HYDROMECHANICAL CROSSDRIVE TRANSMISSION HMPT 500 AND TRANSMISSION CONTAINER ASSEMBLY
• END ITEM APPLICATION
• DIRECT AND GENERAL SUPPORT MAINTENANCE is changed as follows
  • Blank Page
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• Intermediate Direct and General Support Maintenance Manual is changed as follows
• ACTION
• Intermediate Direct and General Support Maintenance Manual is changed as follows
• ACTION-continued
• Direct and General Support Maintenanec Manual is changed as follows
• ACTION-continued
• TRANSMITTAL PAGES
• SUMMARY OF WARNINGS AND FIRST AID
• SUMMARY OF WARNINGS AND FIRST AID-continued
• SUMMARY OF WARNINGS AND FIRST AID-continued
• TABLE OF CONTENTS
  • SECTION IV. OIL FILTER COVER ASSEMBLY
• TABLE OF CONTENTS-continued
• HOW TO USE THIS MANUAL
• WARNINGS, CAUTtONS, AND NOTES
• FAULT SYMPTOM INDEX
• INSPECTION TREES
• TYPES OF BLOCKS
• Instruction Block
• Corrective Action Block
• TYPES OF SYMBOLS
• MAINTENANCE TASKS
• Task Steps and Elements
• REPLACE
• REPAIR TASK
• ALL TASKS
• USING YOUR MANUAL ON THE JOB
• USING THE INSPECTION TREE
• USING THE INSPECTION TREE-continued
• USING THE INSPECTION TREE-continued
• USING THE INSPECTION TREE-continued
• USING THE INSPECTION TREE-continued
• USING THE INSPECTION TREE-continued
• USING THE INSPECTION TREE-continued
• CHAPTER 1. INTRODUCTION
• REPORTING OF EQUIPMENT IMPROVEMENT RECOMMENDATIONS (EIR)
• Section II. EQUIPMENT DESCRIPTION AND DATA
• TRANSMISSION TABULATED DATA-continued
• CONTAINER CHARACTERISTICS, CAPABILITIES, AND FEATURES
• DESCRIPTION AND LOCATION OF MAJOR COMPONENTS
• RANGE SELECTOR SHAFT
• STEER CONTROL SHAFT
• DISCONNECT CLUTCH.
• STRAIGHT(STEER) SHAFT
• MAIN OIL FILTER
• LEFT-HAND OUTPUT HOUSING
• TRANSMISSION MAIN HOUSING
• SHIPPING/STORAGE CONTAINER
• LOWER CONTAINER
• SHIPPING BAG
• CHAPTER 2. GENERAL MAINTENANCE PROCEDURES
• Section III. GENERAL MAINTENANCE INSTRUCTIONS
• CASTINGS, FORGINGS AND MACHINED SURFACES.,
• OIL PASSAGES AND SCREENS.
• INSPECTION
• BUSHINGS AND BUSHING- TYPE BEARINGS.
• SPRINGS
• REPAIR
• CASTINGS.
• PREFORMED PACKINGS AND GASKETS
• REPAIR STANDARDS
• FAULT DOCUMENTION
• Section IV. INSPECTION TREES
• NO INPUT TO TRANSMISSION
• REMOVE  DISCONNECT CLUTCH
• REMOVE POWER TAKEOFF ASSEMBLY
• NO INPUT TO TRANSMISSION-continued
• Assemble transmission
• Install input bevel assembly
• REMOVE AUXILIARY MAKEUP PUMP
• Remove right-hand hydraulic assembly
• REMOVE FIRST RANGE RELAY VALVE ASSEMBLY
• REMOVE INPUT BEVEL ASSEMBLY
• PERFORM CORRECTIVE ACTIONS
• SERVICE BRAKE FAILURE
• REMOVE PRIORITY VALVE PISTON
• INSTALL BOTTOM HELICAL SEAT
• REMOVE LEFT-HAND OUTPUT HOUSING
• REVIEW MAINTENANCE REQUEST, DA FORM 2407
• Corrective action
• TRANSMISSION CREEP
• Remove right-hand hydraulic assembly
• REMOVE FIRST RANGE RELAY VALVE ASSEMBLY
• PERFORM CORRECTIVE ACTIONS RECORDED ON DA FORM 2404,
• NO ACCELERATION IN SECOND RANGE
• REMOVE DISCONNECT CLUTCH
• REMOVE RIGHT-HAND SINGLE DISK BRAKE
• Corrective action
• FEELER GAGE, CHECK CLEARANCE
• REMOVE FIRST RANGE RELAY VALVE ASSEMBLY
• PERFORM CORRECTIVE ACTIONS RECORDED ON DA FORM 2404.
• Remove SECOND RANGE RELAY VALVE ASSEMBLY
• PERFORM CORRECTIVE ACTIONS RECORDED ON DA FORM 2404.
• INSPECT HOSE ASSEMBLIES 11628453-3
• Install second range brake assemblies
• Corrective action
• Install second range brake assemblies
• LOW MAKEUP PRESSURE
• REMOVE MAKEUP PUMP FLUID REGULATING VALVE
• REMOVE COOLANT AND TIME DELAY VALVE ASSEMBLY
• Install coolant and time delay valve assembly
• Corrective action
• Remove right-hand intermediate housing assembly
• Corrective action
• INSPECT HOSE ASSEBLIES 11628453-3
• Assemble transmission
• Remove right-hand hydraulic assembly
• Corrective action
• INSPECT INSIDE OF LEFT SIDE OF MAIN HOUSING
• INSPECT PLUG 11627748-21
• Corrective action
• INSPECT PLUG 11627748-28
• PERFORM CORRECTIVE ACTIONS RECORDED ON DA FORM 2404.
• Assemble transmission
• Corrective action
• NO FULL STEER
• REMOVE LEFT-HAND OUTPUT HOUSING
• REMOVE RIGHT-HAND OUTPUT HOUSING
• REMOVE LEFT-HAND INTERMEDIATE HOUSING ASSEMBLY
• Remove right-hand hydraulic assembly
• Corrective action
• REMOVE INPUT BEVEL ASSEMBLY
• PERFORM CORRECTIVE ACTIONS RECORDED ON DA FORM 2404
• Assemble transmission
• TRANSMISSION ROLLBACK
• REMOVE DISCONNECT CLUTCH
• Remove right-hand single disk brake
• Corrective Action
• INSPECT HOSE ASSEMBLY 11629168-10
• REMOVE CROSS SHAFT ASSEMBLY
• Remove cross shaft assembly
• Corrective action
• PERFORM CORRECTIVE ACTIONS RECORDED ON DA FORM 2404.
• FROZEN INPUT
• REMOVE DISCONNECT CLUTCH
• INSPECT POWER TAKEOFF ASSEMBLY SPUR GEAR
• INSPECT INPUT BEVEL GEAR (1), SPIRAL BEVEL PINION GEAR
• PERFORM CORRECTIVE ACTIONS RECORDED ON DA FORM 2404
• REMOVE AUXILIARY MAKEUP PUMP
• REMOVE THIRD RANGE RELAY VALVE ASSEMBLY
• Corrective action
• Assemble transmission
• Remove right-hand hydraulic assembly
• Corrective action
• REMOVE INPUT BEVEL ASSEMBLY
• Corrective action
• ENGINE STALLS DURING BRAKING
• Remove right-hand intermediate housing assembly
• Remove left-hand intermediate housing assembly
• PERFORM CORRECTIVE ACTIONS RECORDED ON DA FORM 2404.
• REMOVE SECOND RANGE RELAY VALVE ASSEMBLY
• Corrective action
• Install left-h&d hydraulic assembly
• NO ACCELERATION IN THIRD RANGE
• REMOVE RIGHT-HAND INTERMEDIATE HOUSING ASSEMBLY
• PERFORM CORRECTIVE ACTIONS RECORDED ON DA FORM 2404.
• Remove left-hand intermediate housing assembly
• REMOVE SECOND RANGE RELAY VALVE ASSEMBLY
• Install left-hand hydraulic assembly
• REMOVE THIRD RANGE RELAY VALVE ASSEMBLY
• Remove left-hand intermediate housing assembly
• REMOVE SECOND RANGE RELAY VALVE ASSEMBLY
• Assemble transmission
• Remove right-hand hydraulic assembly
• Corrective action
• PERFORM CORRECTIVE ACTIONS RECORDED ON DA FORM 2404
• REMOVE AUXILIARY MAKEUP PUMP
• Install left-hand hydraulic assembly
• NO PROPULSION WITH STEER
• REVIEW DA FORM 2407
• Remove right-hand intermediate housing assembly
• Assemble transmission
• REMOVE RIGHT-HAND INTERMEDIATE HOUSING ASSEMBLY
• Remove positive clutch
• Corrective action
• PERFORM CORRECTIVE ACTIONS RECORDED ON DA FORM 2404
• Install left-hand hydraulic assembly
• Assemble transmission
• PERFORM CORRECTIVE ACTIONS RECORDED ON DA FORM 2404
• NO PROPULSION - NO STEER
• REMOVE DISCONNECT CLUTCH
• Corrective action
• PERFORM CORRECTIVE ACTIONS RECORDED ON DA FORM 2404
• Remove right-hand hydraulic assembly
• Corrective action
• Assemble transmission
• Install left-hand hydraulic assembly
• VEHICLE STEERS IN NEUTRAL
• REMOVE DISCONNECT CLUTCH.
• Assemble  transmission
• Section V. GENERAL TASKS
• PREPARE TRANSMISSION FOR SERVICING
• ATTACH LIFTING SLING
• RELEASE  TRANSMISSION
• REMOVE TAPE
• REPAIRER AND HELPER REMOVE TRANSMISSION
• INSTALL TRANSMISSION ON TIP-OVER STAND WITH TRANSMISSION MOUNTING PLATE KIT
• REPAIRER AND HELPER REMOVE LIFTING DEVICE
• REMOVE TWO PROTECTIVE CAP PLUGS
• REMOVE PTO ACCESS COVER
• PREPARE TRANSMISSION FOR SHIPPING OR STORAGE
• REMOVE TRANSMISSION FROM TIP-OVER STAND AND TIP-OVER STAND FIXTURE
• INSTALL TWO PROTECTIVE CAPS
• INSTALL PLUG (1) IN SUMP COVER
• LUBRICATE TRANSMISSION.
• INSPECT COLOR OF HUMIDITY INDICATOR
• INSPECT MAIN HOUSING INSERTS.
• INSTALL FRONT TRANSMISSION CONTAINER MOUNT
• INSTALL REAR MOUNT
• INSTALL GASKET
• REPAIRER AND HELPER POSITION UPPER CONTAINER
• INSTALL 64 NEW DESSICANT UNITS
• SECTION IV. SPECIAL TASKS
• REPLACE HELlCAL COIL INSERTS
• CLEAN THREADS
• INSTALL NEW INSERT
• PLACE INSERT
• INSTALL NEW INSERT
• REMOVE INSERTION TOOL
• REPLACE INSERTS
• REPLACE STANDARD AND OVERSIZE INSERTS
• BORE OUT TAPPED HOLE
• INSTALL OVERSIZE INSERT
• PREPARE OVERSIZE INSERT SWAGE TOOL
• REPLACE LOCKRING INSERT
• INSTALL
• INSPECT NEW LOCKRING
• INSTALL ELBOW (45 and 90)
• INSTALL ELBOW
• CHAPTER 3. INTERMEDIATE DIRECT SUPPORT MAINTENANCE INSTRUCTIONS
• REPLACE ENCASED SEAL
• INSTALL
• CLEAN MOUNTING SURFACES
• REPLACE CONTROLLER FLUID FILTER ELEMENT
• REMOVE FOUR SCREWS
• INSTALL
• Section II. LEFT-HAND HYDRAULIC ASSEMBLY
• REPLACE LEFT-HAND HYDRAULIC ACTUATOR VALVE ASSEMBLY
• INSTALL
• Section III. RIGHT-HAND HYDRAULIC ASSEMBLY
• REPLACE RIGHT-HAND HYDRAULIC ACTUATOR VALVE ASSEMBLY
• INSTALL
• Section V. MAKEUP PUMP FLUID REGULATING VALVE
• REPLACE MAKEUP PUMP FLUID REGULATING VALVE
• REMOVE SPRING
• CHECK PISTON
• INSTALL VALVE
• REPAIR MAKEUP PUMP FLUID REGULATING VALVE
• REMOVE SPRING
• CHECK PISTON
• CHECK FLUID REGULATING VALVE
• Section VI. CONTROLLER ASSEMBLY
• REPLACE CONTROLLER ASSEMBLY
• REMOVE FOUR SCREWS
• DISCONNECT TWO HELlCAL SPRINGS
• REMOVE 24 SCREWS
• INSTALL
• REMOVE WIPING RAG
• REPAIRER AND HELPER POSITION STEERING ARM
• CONNECT TWO ACTUATOR VALVE ASSEMBLIES
• INSTALL PLUG
• INSTALL CAP
• REPLACE PRESSURE FLUID FILTER
• REMOVE PLUG
• INSTALL FILTER
• REPAIR CONTROLLER ASSEMBLY ENCASED SEALS
• ASSEMBLE
• REPAIR CONTROLLER STEERING CONTROL ARM
• PLACE STEERING ARM ASSEMBLY
• REMOVE SPRING
• ASSEMBLE
• REMOVE STEERING ARM ASSEMBLY
• CHAPTER 4. INTERMEDIATE GENERAL SUPPORT MAINTENANCE INSTRUCTIONS
• REPLACE HOSES AND PLUGS
• REPLACE HOSE ASSEMBLIES 11627588-14 AND 11628453-6
• INSTALL
• INSTALL HOSE ASSEMBLY
• SECURE HOSE ASSEMBLY
• REPLACE HOSE ASSEMBLY 11627588-15
• INSTALL
• REPLACE HOSE ASSEMBLIES 11628453-3, 11629168-6, AND 11629168-9
• REMOVE HOSE ASSEMBLY 11628453-3
• INSTALL HOSE ASSEMBLY
• INSTALL HOSE ASSEMBLY
• INSTALL POSITIVE CLUTCH
• REPLACE HOSE ASSEMBLY 11629168-2
• REPLACE HOSE ASSEMBLY 11628453-7
• POSITION CLAMP
• REPLACE HOSE ASSEMBLY 11629168-7
• INSTALL ADAPTER
• POSITION CLAMP
• REPLACE HOSE ASSEMBLIES 11629168-1, 11629168-3, AND 11629168-10
• DISCONNECT HOSE ASSEMBLY 11629168-7
• INSTALL
• CLEAN GASKET MOUNTING SURFACE OF VALVE ASSEMBLY
• SECURE TWO HOSE ASSEMBLIES
• SECURE CLAMP
• REPLACE HOSE ASSEMBLY 11629168-5
• RELEASE HOSE ASSEMBLY 11629168-5
• REMOVE RING GEAR
• POSITION BRAKE ASSEMBLY
• INSTALL BRAKE ASSEMBLIES
• INSTALL DIPSTICK TUBE ASSEMBLY
• REPLACE HOSE ASSEMBLY 11627588-11
• REMOVE POSITIVE CLUTCH
• INSTALL
• SECURE HOSE ASSEMBLY
• REPLACE PLUGS 11627748-23, 11627748-25, (2) 11627748-27, AND 11627748-29 ON LEFT-HAND SIDE OF TRANSMISSION HOUSING
• INSTALL
• REPLACE PLUGS 11627748-21, 11627748-23, (3) 11627748-27, 11627748-28, AND 11627748-29 ON RIGHT-HAND SIDE OF TRANSMISSION HOUSING
• INSTALL
• REPLACE PLUGS 11627748-21 AND 11627748-28 ON INSIDE OF TRANSMISSION HOUSING
• REMOVE PLUG 11627748-28
• REPLACE PLUGS 11627748-25 AND 11627748-27 ON BOTTOM OF TRANSMISSION
• REPLACE PLUGS (5) 11627748-23, 11627748-25, 11627748-28, AND MS 51840-23 ON TOP OF TRANSMISSION HOUSING
• INSTALL
• INSTALL PLUG
• INSTALL TWO PLUGS
• REPLACE INPUT IDLER SPUR GEAR ASSEMBLY
• REMOVE CROSS SHAFT ASSEMBLY.
• REMOVE INPUT IDLER SPINDLE
• INSPECT ROLLER BEARINGS
• INSTALL
• INSTALL GEAR
• INSTALL INPUT BEVEL ASSEMBLY
• REPLACE DISCONNECT CLUTCH
• INSPECT PLAIN ENCASED SEAL
• REMOVE 12 SPRINGS
• INSPECT CLUTCH PLATES
• INSTALL
• INSTALL SECOND CLUTCH PLATE
• INSTALL 12 PINS
• CLEAN MOUNTING SURFACES
• REPLACE PRIORITY VALVE PISTON
• REMOVE PRIORITY VALVE PISTON
• CHECK HOUSING BORE
• INSTALL COVER
• REPLACE PRESSURE RELIEF VALVE
• CHECK SPRING
• INSPECT TRANSMISSION FOR CONTAMINATION
• LOOSEN COVER ASSEMBLY
• POSITION TRANSMISSION
• REMOVE PRESSURE FLUID FILTER
• REMOVE FLUID FILTER ELEMENT
• ASSEMBLE
• INSTALL FOUR NEW LOCK WASHERS
• INSTALL PLUG
• INSPECT PRESSURE INDICATOR
• INSTALL COVER ASSEMBLY
• INSPECT OIL FILTER COVER ASSEMBLY
• REMOVE PRESSURE INDICATOR
• CHECK SPRING
• INSTALL PRESSURE INDICATOR
• Section II. DISCONNECT CLUTCH ASSEMBLY
• REPLACE DISCONNECT CLUTCH ASSEMBLY
• REMOVE DISCONNECT CLUTCH ASSEMBLY
• INSTALL
• INSTALL HUB
• REPAIR DISCONNECT CLUTCH ASSEMBLY
• REMOVE PREFORMED PACKING
• REPAIRER AND HELPER REMOVE SPUR GEAR
• CHECK BEARING
• REMOVE BEARING
• ASSEMBLE
• POSITION GEAR
• INSTALL SIX WASHERS
• INSTALL NEW PREFORMED PACKING
• REPAIR PISTON DISCONNECT CLUTCH HOUSING INSERTS
• Section III. INPUT BEVEL ASSEMBLY
• REPLACE INPUT BEVEL ASSEMBLY
• REMOVE AUXILIARY MAKEUP PUMP
• POSITION TRANSMISSION
• ROTATE TRANSMISSION TOP SIDE UP
• REPAIRER AND HELPER REMOVE GEARSHAFT
• REMOVE SHAFT COUPLING
• CHECK COUPLING
• REMOVE SPIRAL BEVEL PINION
• REMOVE CUP
• INSTALL
• INSTALL CUP
• PAINT TEETH
• MEASURE THICKNESS OF MOUNTING FLANGE
• POSITION INPUT BEVEL ASSEMBLY
• OBTAIN DIMENSION D
• INSTALL INPUT BEVEL ASSEMBLY
• OBTAIN DIMENSION G.
• REMOVE INPUT BEVEL ASSEMBLY
• INSTALL GEARSHAFT
• INSTALL INPUT BEVEL ASSEMBLY
• ALINE PAINTED TOOTH
• INSTALL DIAL INDICATOR
• REPLACE SHIM
• REMOVE CLUTCH HOUSING
• REPLACE SHIM
• CHECK TURNING TORQUE OF INPUT BEVEL ASSEMBLY
• INSTALL RIGHT SIDE SET RETAINER
• COAT THREADS OF SIX BOLTS
• SECURE HOSE ASSEMBLY
• REPLACE INPUT BEVEL ASSEMBLY SHAFT SEALS
• MEASURE WIDTH
• INSTALL NEW HUB
• PRESS NEW RETAINING RING
• REPAIR INPUT BEVEL ASSEMBLY
• REMOVE TWO SEALS
• REMOVE BEVEL GEAR SHAFT
• INSPECT GEAR
• REMOVE GEAR
• REMOVE CUP
• INSPECT BEVEL GEAR
• ASSEMBLE
• INSTALL NEW CONE AND ROLLERS
• INSTALL GEAR ASSEMBLY
• INSTALL HUB
• PRESS NEW RETAINING RING
• REPAIR INPUT BEVEL HOUSING INSERTS
• REPAIR INPUT BEVEL HOUSING INSERTS (HELICAL COIL)
• Section IV. POWER TAKEOFF ASSEMBLY
• REPLACE POWER TAKEOFF ASSEMBLY
• POSITION TRANSMISSION
• INSPECT MAIN HOUSING INSERTS OR THREADED HOLES
• INSTALL
• INSTALL THREE WASHERS
• REPAIR POWER TAKEOFF ASSEMBLY
• REMOVE SHAFT
• CHECK GEAR
• INSTALL NEW PREFORMED PACKING
• REPAIR POWER TAKEOFF HOUSING INSERTS
• STANDARD AND OVERSIZE INSERT REPLACEMENT INFORMATION
• Section V. MAIN HOUSING ASSEMBLY
• REPAIR MAIN HOUSING INSERTS
• STANDARD AND OVERSIZE INSERT REPLACEMENT INFORMATION-continued
• Schematic Drawing
• Schematic Drawing
• Schematic Drawing
• CLEAN MAIN HOUSING ASSEMBLY
• REMOVE RIGHT-HAND OUTPUT HOUSING
• INSTALL FLUSHING HOSE
• FLUSH HOUSING
• WORKING ON TOP OF HOUSING
• REMOVE ADAPTER
• INSTALL TWO PLUGS
• INSTALL PLUG
• REMOVE ADAPTER
• REMOVE COVER
• REMOVE THREE PLUGS
• ROTATE HOUSING
• INSTALL PLUGS 11627748-25 AND 11627748-27
• INSTALL THIRD RANGE RELAY VALVE ASSEMBLY
• Section VI. RIGHT-HAND INTERMEDIATE HOUSING ASSEMBLY
• REPLACE RIGHT-HAND INTERMEDIATE HOUSING ASSEMBLY
• REMOVE RETAINING RING
• RELEASE HOSE ASSEMBLY
• REMOVE AND DISCARD RIGHT-HAND MAIN HOUSING GASKET
• REMOVE  SPUR  GEAR
• CHECK CLEARANCE
• INSTALL
• USING LIFTING DEVICE
• PARTIALLY LOWER HOUSING ASSEMBLY
• TURN TOW PUMP SPUR GEAR
• INSTALL HOSE ASSEMBLY
• INSTALL RETAINING RING
• REMOVE RETAINING RING
• REPAIR RIGHT-HAND INTERMEDIATE HOUSING ASSEMBLY
• CHECK CLUTCH DISK
• CHECK GEAR
• REMOVE AND DISCARD RETAINING RINGS
• CHECK GEAR
• INSPECT BALL BEARING
• REMOVE BEARING
• CHECK BEARING BORE
• CHECK TWO SHOULDERED SHAFTS
• ASSEMBLE
• INSTALL NEW BALL BEARING
• INSTALL NEW ROLLER BEARING
• INSTALL NEW NEEDLE BEARING
• INSTALL CLUTCH DISK
• REPAIR RIGHT-HAND INTERMEDIATE HOUSING INSERTS
• STANDARD AND OVERSIZE INSERT REPLACEMENT INFORMATION
• REPLACE RIGHT-HAND SINGLE DISK BRAKE
• REMOVE ELBOW
• INSPECT SPINDLE
• Section VI. CONTROLLER ASSEMBLY
• CHECK DISK
• INSPECT FOUR BRAKE PADS
• INSTALL BRAKE
• REPAIR RIGHT-HAND SINGLE DISK BRAKE
• REMOVE PISTON ASSEMBLY
• REMOVE HOSE TO BOSS ELBOW
• ASSEMBLE
• INSTALL ROD
• INSTALL ELBOW
• REPLACE FRICTION CLUTCH
• CHECK CLEARANCE
• INSTALL
• INSTALL PACKINGS
• REPAIR FRICTION CLUTCH
• REMOVE BACKUP PLATE
• REMOVE AND DISCARD PREFORMED PACKING
• CHECK FOUR CLUTCH SEPARATOR PLATE
• INSTALL NEW PREFORMED PACKING
• INSTALL FOUR CLUTCH FRICTION PLATES
• INSTALL RETAINING RING
• REMOVE BACKUP PLATE
• SELECT NEW CLUTCH SEPARATOR PLATE
• Section VII. LEFT-HAND INTERMEDIATE HOUSING
• REPLACE LEFT-HAND INTERMEDIATE HOUSING ASSEMBLY
• REMOVE SPINDLE ASSEMBLY
• DISCONNECT HOSE ASSEMBLY NUT
• INSTALL TWO EYEBOLTS
• REMOVE AND DISCARD LEFT-HAND MAIN HOUSING GASKET
• INSPECT MAIN HOUSING INSERTS.
• INSTALL
• INSTALL SPUR GEARSHAFT
• INSTALL SPUR GEAR CLUSTER
• PARTIALLY LOWER HOUSING ASSEMBLY
• LOWER HOUSING ASSEMBLY
• SECURE HOUSING ASSEMBLY
• INSTALL SPINDLE ASSEMBLY
• INSTALL HOSE ASSEMBLY
• INSTALL SHIM
• REMOVE RETAINING RING
• REPAIR LEFT-HAND INTERMEDIATE HOUSING ASSEMBLY
• INSPECT GEAR
• CHECK GEAR
• CHECK DISK
• REMOVE SPUR GEAR CLUSTER
• CHECK GEAR CLUSTER
• REMOVE SPUR GEARSHAFT
• CHECK GEARSHAFT
• CHECK SPUR GEAR
• REMOVE OIL LUBE BLOCK
• CHECK FOUR PADS
• INSPECT WIRE FABRIC
• CHECK MECHANICAL HOUSING
• ASSEMBLE
• INSTALL LUBE BLOCK
• INSTALL NEW BEARING
• INSTALL RETAINING RING
• INSTALL BEARING
• INSTALL NEW BEARING
• REPAIR LEFT-HAND INTERMEDIATE MECHANICAL HOUSING
• STANDARD AND OVERSIZE INSERT REPLACEMENT INFORMATION
• REPLACE LEFT-HAND SINGLE DISK BRAKE
• REMOVE ELBOW
• INSPECT SPINDLE ASSEMBLY
• REMOVE BRAKE
• INSTALL BRAKE
• INSTALL ELBOW
• INSTALL SPINDLE ASSEMBLY
• REPAIR LEFT-HAND SINGLE DISK BRAKE
• REMOVE PISTON ASSEMBLY
• REMOVE MACHINE THREAD PLUG
• ASSEMBLE
• INSTALL NEW PACKING RETAINER
• INSTALL ELBOW
• REPAIR LEFT-HAND SINGLE DISK BRAKE HOUSING INSERTS
• Section VIII. RIGHT-HAND OUTPUT HOUSING
• REPLACE RIGHT-HAND OUTPUT HOUSING
• REMOVE LIFTING EYE
• REMOVE THRUST WASHER
• REMOVE ACCESS COVER
• CHECK ALINEMENT OF SHOULDERED SHAFT POINTER
• RELEASE LEVER ARM
• INSTALL
• CLEAN GASKET MOUNTING SURFACE
• REPAIRER AND HELPER INSTALL OUTPUT HOUSING
• INSTALL TWO NEW LOCK WASHERS
• REPAIR RIGHT-HAND OUTPUT HOUSING
• REMOVE VALVE PLATE ASSEMBLY
• CHECK SHOULDERED SHAFT
• REMOVE RETAINING RING
• CHECK 10 STATIONARY BRAKE PLATES
• REMOVE INNER BRAKE ACTUATING PLATE
• INSPECT TAPERED ROLLER CUP
• INSPECT RIGHT-HAND RETAINER PLATE ASSEMBLY
• REPAIRER AND HELPER TURN HOUSING
• ASSEMBLE ROD END CLEVIS
• INSTALL INNER BRAKE ACTUATING PLATE
• INSTALL SPRING RETAINER PLATE
• INSTALL ROTATING SERVICE BRAKE PLATE
• INSTALL LOCKWIRE
• REMOVE OUTPUT CARRIER ASSEMBLY
• REPLACE RIGHT-HAND OUTPUT CARRIER ASSEMBLY
• REMOVE PLAIN ENCASED SEAL
• REPAIRER AND HELPER LIFT OUTPUT HOUSING
• INSTALL
• REPAIRER AND HELPER PLACE TWO WOOD BLOCKS
• SEAT CARRIER ASSEMBLY
• PLACE OUTPUT HOUSING
• OBTAIN DIMENSION C.
• REMOVE RETAINING RING
• INSTALL SEAL
• REPAIR RIGHT-HAND OUTPUT CARRIER ASSEMBLY
• INSPECT TAPERED CONE AND ROLLERS
• REMOVE SPUR GEAR
• ASSEMBLE
• REPAIR RIGHT-HAND OUTPUT HOUSING INSERTS
• STANDARD AND OVERSIZE INSERT REPLACEMENT INFORMATION
• REPAIR RIGHT-HAND BRAKE ACTUATING PLATE INSERTS
• TURN PLATE
• REPAIR RIGHT-HAND RETAINER PLATE ASSEMBLY INSERT
• Section IX. LEFT-HAND OUTPUT HOUSING
• REPLACE LEFT-HAND OUTPUT HOUSING
• REMOVE LIFTING EYE
• REMOVE THRUST WASHER
• REMOVE ACCESS COVER
• CHECK ALINEMENT OF SHOULDERED SHAFT POINTER
• RELEASE LEVER ARM
• INSTALL
• CLEAN GASKET MOUNTING SURFACE
• REPAIRER AND HELPER INSTALL OUTPUT HOUSING
• INSTALL TWO NEW LOCK WASHERS
• REPAIR LEFT-HAND OUTPUT HOUSING
• REMOVE LEVER ARM
• CHECK SHOULDERED SHAFT
• REMOVE RETAINING RING
• CHECK 10 STATIONARY BRAKE PLATES
• REMOVE INNER BRAKE ACTUATING PLATE
• INSPECT TAPERED ROLLER CUP
• ASSEMBLE
• ASSEMBLE ROD END CLEVIS
• ALINE INNER PLATE
• INSTALL Stationary SERVICE BRAKE PLATE
• INSTALL LOCKWIRE
• REMOVE OUTPUT CARRIER ASSEMBLY
• REPLACE LEFT-HAND OUTPUT CARRIER ASSEMBLY
• REMOVE PLAIN ENCASED SEAL
• REPAIRER AND HELPER LIFT OUTPUT HOUSING
• INSPECT PLANETARY GEARS
• INSTALL
• INSTALL RETAINING RING
• OBTAIN DIMENSION A.
• POSITION MEASURING PLATE
• REMOVE TWO WOOD BLOCKS FROM UNDER OUTPUT HOUSING
• CHECK GAP BETWEEN WASHER
• REPAIR LEFT-HAND OUTPUT CARRIER ASSEMBLY
• INSPECT FOUR SPUR GEARS
• ASSEMBLE
• REPAIR LEFT-HAND OUTPUT HOUSING INSERTS
• STANDARD AND OVERSIZE INSERT REPLACEMENT INFORMATION
• REPAIR LEFT-HAND BRAKE ACTUATING PLATE INSERTS
• TURN PLATE
• REPAIR LEFT-HAND RETAINER PLATE ASSEMBLY INSERT
• Section X. INPUT BEVEL SPUR GEARSHAFT COUPLING
• REPAIR SPUR GEARSHAFT COUPLING INSERTS
• Section XI. POSITIVE CLUTCH
• REPLACE POSITIVE CLUTCH
• INSPECT 12 SPUR GEARS
• Section XII. LEFT-HAND HYDRAULIC ASSEMBLY
• REPLACE LEFT-HAND HYDRAULIC ASSEMBLY
• DISCONNECT HOSE ASSEMBLY
• REMOVE 45 HOSE TO BOSS ELBOW
• REMOVE TWO LOOP CLAMPS
• PLACE HYDRAULIC ASSEMBLY
• ATTACH REMOVAL ASSEMBLY
• INSTALL SEVEN SHORT BOLTS
• INSTALL NEW LOCKWIRE
• CONNECT HOSE ASSEMBLY
• SECURE HOSE ASSEMBLY
• INSPECT LEFT-HAND HYDRAULIC ASSEMBLY
• INSPECT SPINDLES
• CHECK PINTLE PIVOT POINT
• INSPECT INNER TRANSMISSION CYLINDER BLOCK
• INSPECT TANG (1) ON INNER RACE
• REMOVE PRESSURE FLUID FILTER
• INSPECT VALVE ASSEMBLY
• Section XIII. RIGHT-HAND HYDRAULIC ASSEMBLY
• REPLACE RIGHT-HAND HYDRAULIC ASSEMBLY
• REMOVE SPUR GEAR
• RELEASE HOSE ASSEMBLY
• POSITION TRANSMISSION
• REMOVE AND DISCARD PREFORMED PACKING
• INSTALL
• ATTACH REMOVAL ASSEMBLY
• ALINE HYDRAULIC ASSEMBLY
• POSITION TRANSMISSION CONTROLLER SIDE UP
• CONNECT HOSE ASSEMBLY
• INSTALL CLUTCH HOUSING
• INSPECT RIGHT-HAND HYDRAULIC ASSEMBLY
• INSPECT OUTER TRANSMISSION CYLINDER BLOCK
• INSPECT TANG (1) ON OUTER RACE
• INSPECT PISTON BALLS
• CHECK ACTUATOR PISTON ASSEMBLY
• INSTALL FILTER
• INSPECT VALVE ASSEMBLY
• Section XV. COOLANT AND TIME DELAY VALVE ASSEMBLY
• REPLACE COOLANT AND TIME DELAY VALVE ASSEMBLY
• REMOVE 17 BOLTS
• INSTALL
• INSTALL PLUG
• REPAIR COOLANT AND TIME DELAY VALVE ASSEMBLY
• REMOVE DIRECTIONAL CONTROL SLIDE
• REMOVE DASHPOT
• REMOVE COVER
• CLEAN COOLANT AND TIME DELAY VALVE ASSEMBLY
• CHECK DIRECTIONAL CONTROL SLIDE
• SCREW PLUNGER
• INSTALL SPRING
• REMOVE RING
• DETERMINE TYPE OF DASHPOT FOR INSTALLATION
• INSTALL DASHPOT
• REPAIR COOLANT AND TIME DELAY VALVE HOUSING INSERTS
• Section XVI. FIRST RANGE RELAY VALVE ASSEMBLY
• REPLACE FIRST RANGE RELAY VALVE ASSEMBLY
• DISCONNECT HOSE ASSEMBLY
• RELEASE HOSE ASSEMBLY
• INSTALL
• INSTALL FOUR ADAPTERS
• INSTALL VALVE ASSEMBLY
• INSTALL NEW LOCKWIRE
• SECURE CLAMP
• INSTALL POSITlVE CLUTCH
• REPAIR FIRST RANGE RELAY VALVE ASSEMBLY
• REMOVE DIRECTIONAL CONTROL SLIDE
• CHECK SPRING
• INSTALL SPRING
• Section XVII. SECOND RANGE BRAKE ASSEMBLIES
• REPLACE SECOND RANGE BRAKE ASSEMBLIES
• RELEASE HOSE ASSEMBLY
• REMOVE DIPSTICK
• INSPECT RING GEAR
• REMOVE ELBOWS
• INSTALL ELBOW
• INSTALL RING GEAR
• CONNECT HOSE ASSEMBLY
• INSTALL DIPSTICK TUBE ASSEMBLY
• INSTALL HYDRAULIC ACCUMULATOR.
• REPAIR SECOND RANGE SINGLE DISK BRAKES
• REMOVE PISTON ASSEMBLY
• ASSEMBLE
• INSTALL NEW PREFORMED PACKING
• INSTALL AND SECURE SPRING
• Section XVIII. HYDRAULIC ACCUMULATOR
• REPLACE HYDRAULIC ACCUMULATOR
• REMOVE HYDRAULIC ACCUMULATOR
• INSTALL ELBOW
• INSTALL HOSE ASSEMBLY
• REPAIR HYDRAULIC ACCUMULATOR
• REMOVE PLUG
• PULL SPRING
• INSTALL NEW SEAL
• PLACE RETAINING RING
• Section XIX. CROSS SHAFT ASSEMBLY
• REPLACE CROSS SHAFT ASSEMBLY
• DISCONNECT CONNECTING LINK
• CHECK TENSION ON PRELOAD BEARING HOUSING
• INSTALL
• REMOVE LINK
• INSTALL POSITIVE CLUTCH.
• REPAIR CROSS SHAFT ASSEMBLY
• DISASSEMBLE CROSS SHAFT ASSEMBLY
• REMOVE AND DISCARD BEARING
• ASSEMBLE
• INSTALL KEY WASHER
• Section XX. TOW PUMP ASSEMBLY
• REPLACE TOW PUMP ASSEMBLY
• REMOVE SEVEN SCREWS
• INSTALL
• INSTALL SEVEN SCREWS
• REPAIR TOW PUMP ASSEMBLY
• REMOVE PUMP PLATE ASSEMBLY
• PULL OUT RING
• DISASSEMBLE SHAFT
• CHECK SHAFT
• INSTALL INNER ROTOR
• INSTALL NEW RETAINING RING
• Section XXI. AUXILIARY MAKEUP PUMP
• REPLACE AUXILIARY MAKEUP PUMP
• POSITION TRANSMISSION BOTTOM SIDE UP
• REMOVE HOSE ASSEMBLY
• INSPECT ROLLER BEARING
• REMOVE SPUR GEAR
• INSPECT CONTROL VALVE PISTON GROOVES
• REMOVE SPUR GEAR
• ROTATE PUMP SHAFTS
• INSTALL
• INSTALL GEAR
• REMOVE INPUT BEVEL ASSEMBLY.
• INSTALL NEW TWO-PIECE RETAINING RING
• INSTALL NEW BEARING
• INSTALL HOSE ASSEMBLY
• CLEAN MATING SURFACES
• REPAIR AUXILIARY MAKEUP PUMP
• REMOVE GEAR
• INSTALL GEAR
• Section XXII. THIRD RANGE RELAY VALVE ASSEMBLY
• REPLACE THIRD RANGE RELAY VALVE ASSEMBLY
• REMOVE THIRD RANGE RELAY VALVE ASSEMBLY
• INSTALL
• NSTALL RIGHT-HAND OUTPUT HOUSING
• REPAIR THIRD RANGE RELAY VALVE ASSEMBLY
• REMOVE PLUG
• REMOVE DIRECTIONAL SLEEVE
• REMOVE DIRECTIONAL CONTROL SLIDE
• CHECK SPRING
• REMOVE PLUG
• ASSEMBLE
• COAT NEW PREFORMED PACKING
• REMOVE VALVE ASSEMBLY
• INSTALL SPRING
• REMOVE VALVE ASSEMBLY
• Section XXIII. SECOND RANGE RELAY VALVE ASSEMBLY
• REPLACE SECOND RANGE RELAY VALVE ASSEMBLY
• REMOVE HOSE ASSEMBLY
• REMOVE SECOND ADAPTER
• INSTALL
• INSTALL ADAPTER
• INSTALL 45 ELBOW
• INSTALL POSITIVE CLUTCH
• REPAIR SECOND RANGE RELAY VALVE ASSEMBLY
• REMOVE DIRECTIONAL CONTROL SLIDE
• CHECK SLIDE
• Section XXIV. SHIPPING/STORAGE CONTAINER
• REPAIR SHIPPING/STORAGE CONTAINER
• REPAIR TRANSMISSION UPPER CONTAINER
• REMOVE UPPER CONTAINER
• REPAIRER AND HELPERS LIFT UPPER CONTAINER
• REMOVE PRESSURE EQUALIZING VALVE
• REPAIRER AND HELPER REMOVE COLLAR
• ASSEMBLE
• INSTALL NEW PLATE
• INSTALL VALVE
• REPAIRER AND HELPER INSTALL HUMIDITY INDICATOR
• REPAIR TRANSMISSION LOWER CONTAINER
• REMOVE REAR CONTAINER MOUNT
• REPAIRER AND HELPERS DETACH CONTAINER FRAME
• REMOVE FOUR MOUNTS
• REPAIRER AND HELPERS LIFT LOWER CONTAINER
• ASSEMBLE
• REMOVE SLING
• REPAIRER AND HELPERS INSTALL CONTAINER FRAME
• REMOVE SLING
• INSTALL REAR TRANSMISSION CONTAINER MOUNT
• REPAIRER AND HELPER ATTACH SLING
• SECURE UPPER CONTAINER
• APPENDIX A. REFERENCES
• Technical Manuals
• APPENDIX B. INTERMEDIATE DIRECT AND GENERAL SUPPORT MAINTENANCE EXPENDABLE SUPPLIES AND MATERIALS LIST
• Section II. EXPENDABLE SUPPLIES AND MATERIALS LIST
• APPENDIX C. INTERMEDIATE DIRECT AND GENERAL SUPPORT MAINTENANCE TOOL APPENDIX
• Section II. TOOL APPENDIX
• Section II. TOOL APPENDIX-continued
• APPENDIX D. ILLUSTRATED LIST OF MANUFACTURED ITEMS
• Item 1 - Wood Block (1 x 2 x 6 inches)
• Item 3 - Wood Block (2 x 4 x 12 inches)
• Item 5 - Wood Block (2 x 4 x 60 inches)
• Item 7 - Measuring Plate (1/4 x 2 x 12 inches)
• GLOSSARY
• Section II. UNUSUAL TERMS-continued
• ALPHABETICAL INDEX
• ALPHABETICAL INDEX-continued
• ALPHABETICAL INDEX-continued
• ALPHABETICAL INDEX-continued
• ALPHABETICAL INDEX-continued
• ALPHABETICAL INDEX-continued
• ALPHABETICAL INDEX-continued
• ALPHABETICAL INDEX-continued
• ALPHABETICAL INDEX-continued
• ALPHABETICAL INDEX-continued
• ALPHABETICAL INDEX-continued
• ALPHABETICAL INDEX-continued
• THE METRIC SYSTEM AND EQUIVALENTS
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• TM-9-2520-270-34
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• RECOMMENDED CHANGES TO EQUIPMENT TECHNICAL PUBLICATIONS
• RECOMMENDED CHANGES TO EQUIPMENT TECHNICAL PUBLICATIONS
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• RECOMMENDED CHANGES TO EQUIPMENT TECHNICAL PUBLICATIONS
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• RECOMMENDED CHANGES TO EQUIPMENT TECHNICAL PUBLICATIONS
• Distribution
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• RECOMMENDED CHANGES TO EQUIPMENT TECHNICAL PUBLICATIONS
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• Distribution
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• Distribution
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• RECOMMENDED CHANGES TO EQUIPMENT TECHNICAL PUBLICATIONS
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• RECOMMENDED CHANGES TO EQUIPMENT TECHNICAL PUBLICATIONS
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• Section XIV. SPUR GEARSHAFT
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• Distribution
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