New Holland TR86 TR87 TR88 Repair Manual [Combine]

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Description

Factory Service Repair Manual For New Holland Combines. This manual is used by dealers.  In content Tons of illustrations, instructions, diagrams for step by step remove and install, assembly and disassembly, service, maintenance, inspection, repair, overhaul, troubleshooting, tune-ups. Digital PDF format with all its advantages.
In this version included Hydraulic schematics and Wiring diagrams
PDF Manual:

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  • Compatible with Windows, IOS, Android and other systems
  • Searchable Text and Built-in index for instant information search
  • Bookmarks
  • Printable – pages or entire manual
  • Zoomable – detailed exploded diagrams, picture

Models

New Holland
TR86
TR87
TR88

Contents

  • General and safety information
  • Electrical system
  • Wiring schematics
  • Hydraulic system
  • Hydraulic schematics
  • Monitor
  • Separator clutch
  • Engine
  • PTO
  • Feeder
  • Rotor drive
  • Rotors
  • Rotor gearboxes
  • Concaves
  • Separator grates
  • Discharge beater and grate
  • Cleaning fan
  • Cleaning shoe
  • Clean grain and filling system
  • Tailings system
  • Unloading system
  • Main shaft
  • Hydrostatic system
  • Transmission
  • Powered rear axle
  • Final drives
  • Brakes
  • Cylinders

 

GENERAL ELECTRICAL
AIR CONDITIONING ELECTRICAL SYSTEM
LIGHT ELECTRICAL SYSTEMS
VARIABLE SPEED CONTROL ELECTRICAL SYSTEM
ENGINE ELECTRICAL SYSTEM
ELECTRONIC STONE TRAP ELECTRICAL SYSTEM
ELECTROHYDRAULIC ELECTRICAL SYSTEM
WIRING DIAGRAMS
ELECTROHYDRAULIC STACK VALVE OPERATION
ELECTROHYDRAULIC STACK VALVE SERVICE

HYDRAULIC PUMP
STEERING CONTROL
ACCUMULATOR
HYDRAULIC SYSTEM TROUBLESHOOTING REEL DRIVE HYDRAULIC SYSTEM
UNLOADING AUGER DRIVE AND HEAD DRIVE CONTROL VALVE (TR88 only)
GROUND SPEED CALIBRATION
MONITOR CIRCUIT
GRAIN LOSS MONITOR CIRCUIT INSTRUMENT BAR CIRCUIT

SEPARATOR CLUTCH
MAIN SHEAVE
LABOR GUIDE

ENGINE PTO SHAFT – CATERPILLAR ENGINE (TR86 BELOW S/N 527531) BELL HOUSING
Removing the Bell Housing
Disassembling the Bell Housing
Bell Housing Parts
Inspecting the Bell Housing
Assembling the Bell Housing
Installing the Bell Housing
LABOR GUIDE
ENGINE PTO SHAFT – FORD ENGINE (TR86 ABOVE S/N 527530, TR87, TR88) BELL HOUSING
Removing the Bell Housing
Disassembling the Bell Housing
Bell Housing Parts
Inspecting the Bell Housing
Assembling the Bell Housing
Installing the Bell Housing
LABOR GUIDE

INTRODUCTION
REMOVING THE FEEDER FROM THE COMBINE
FEEDER MAINTENANCE
Right Side Drives – Fixed Speed
Right Side Drives – Variable Speed
Variable Speed Motor
Variable Speed Screw
Feeder Slip Clutch
Upper Pivot Shaft
Stone Roll
Front Drum
Feeder Floor
Cradle and Feeder Face Plate
Reverser Motor (Style I – TRW – TR86 Only)
Reverser Motor (Style II – White – TR86, TR87, TR88)
Reverser Gearbox
Electronic Stone Trap
LABOR GUIDE
INDEX

INTRODUCTION
ROTOR DRIVE – SINGLE SPEED
Rotor Drive Belt
Lower Variator Sheave
Torque Sensing Drive
Rotor Speed Electric Motor Rotor Drive Speed Screw ROTOR DRIVE – TWO SPEED
Rotor Drive Belt
Lower Variator Sheave
Torque Sensing Drive
Rotor Speed Electric Motor Rotor Drive Speed Screw
LABOR GUIDE
INDEX

INTRODUCTION
STYLE I (TR86 below serial number 529738)
STYLE II (TR86, TR87 and TR88 above serial number 529739) INDEX

INTRODUCTION
ROTOR GEARBOXES
Removing the Rotor Gearboxes
Installing the Rotor Gearboxes
SPECIAL TOOLS NEEDED
LABOR GUIDE
SINGLE-SPEED ROTOR GEARBOX
LEFT ROTOR GEARBOX
Disassembling the Left Rotor Gearbox
Left Rotor Gearbox Parts
Inspecting the Left Rotor Gearbox
Assembling the Left Rotor Gearbox
RIGHT ROTOR GEARBOX
Dissassembling the Right Rotor Gearbox
Right Rotor Gearbox Parts
Inspecting the Right Rotor Gearbox
Assembling the Right Rotor Gearbox
LABOR GUIDE
TWO SPEED ROTOR GEARBOX
LEFT ROTOR GEARBOX
Disassembling the Left Rotor Gearbox
Left Rotor Gearbox Parts
Inspecting the Left Rotor Gearbox
Assembling the Left Rotor Gearbox
RIGHT ROTOR GEARBOX
Dissassembling the Right Rotor Gearbox
Right Rotor Gearbox Parts
Inspecting the Right Rotor Gearbox
Assembling the Right Rotor Gearbox
LABOR GUIDE

INTRODUCTION
STYLE 1 (TR86 below serial number 526600)
REMOVING AND INSTALLING THE CONCAVE EXTENSIONS
REMOVING THE MAIN CONCAVES
INSTALLING THE MAIN CONCAVES
ADJUSTING THE CONCAVES
Initial Settings
Concave Leveling
Concave Centering
Final Adjustments
STYLE 2 (TR86 above serial number 526601, TR87 and TR88)
REMOVING AND INSTALLING THE CONCAVE EXTENSIONS
REMOVING AND INSTALLING THE MAIN CONCAVES
ADJUSTING THE CONCAVES
Initial Settings
Concave Leveling
Concave Centering
Final Adjustments
CONCAVE H-FRAME
REMOVING THE H-FRAME
INSTALLING THE H-FRAME
LABOR GUIDE
INDEX

INTRODUCTION
REMOVING THE SEPARATOR GRATES
INSTALLING THE SEPARATOR GRATES
LABOR GUIDE

INTRODUCTION
DISCHARGE BEATER GRATE
DISCHARGE BEATER
LABOR GUIDE
INDEX

INTRODUCTION
SHIELDING
Removing the Fan Bottom Shield
Installing the Fan Bottom Shield
Removing and Installing the Auger Mud Shield
CLEANING FAN DRIVE
Removing the Cleaning Fan Drive Belt
Installing the Cleaning Fan Drive Belt
Removing the Cleaning Fan Driven Sheave
Installing the Cleaning Fan Driven Sheave
VARIABLE SPEED MOTOR
Removing and Installing the Variable Speed Motor CLEANING FAN SHAFT
Removing the Cleaning Fan Shaft
Installing the Cleaning Fan Shaft
CLEANING FAN HOUSING
Removing the Cleaning Fan Housing
Disassembling the Cleaning Fan Housing
Assembling the Cleaning Fan Housing
Installing the Cleaning Fan Housing
LABOR GUIDE

INTRODUCTION
SHOE ECCENTRIC SHAFT
CHAFFER AND CLEANING SIEVE
LOWER SHOE
UPPER SHOE
GRAIN PAN
SHOE BUSHING TIGHTENING SEQUENCE
LABOR GUIDE

INTRODUCTION
CROSS AUGER
SLIP CLUTCH
ELEVATOR
BUBBLE-UP AUGER
LABOR GUIDE

INTRODUCTION
SLIP CLUTCH
Removing the Slip Clutch
Installing the Slip Clutch
LOWER CROSS AUGER
Removing the Lower Cross Auger
Installing the Lower Cross Auger
UPPER CROSS AUGER
Removing the Upper Cross Auger
Installing the Upper Cross Auger
ELEVATOR
Removing and Installing the Elevator Chain
Removing the Elevator
Installing the Elevator
LABOR GUIDE
INDEX

INTRODUCTION
DRIVE BELT
Removing the Unloading Auger Drive Belt
Installing the Unloading Auger Drive Belt
UNLOADER JACKSHAFT
Removing the Jackshaft
Installing the Jackshaft
CROSS AUGER
Removing the Cross Auger
Installing the Cross Auger
TELESCOPING TRANSITION AUGER
Removing and Installing the Telescoping Transition Auger
UNLOADING AUGER AND TUBE
Removing the Unloading Auger and Tube
Installing the Unloading Auger and Tube
LABOR GUIDE
INDEX

INTRODUCTION
REMOVING THE MAIN SHAFT
REMOVING THE LEFT BEARING
DISASSEMBLING THE LEFT BEARING
LEFT BEARING ASSEMBLY PARTS LAYOUT
Parts Inspection
ASSEMBLING THE LEFT BEARING
INSTALLING THE LEFT BEARING
REMOVING THE RIGHT BEARING
DISASSEMBLING THE RIGHT BEARING
RIGHT BEARING ASSEMBLY PARTS LAYOUT
Parts Inspection
ASSEMBLING THE RIGHT BEARING
INSTALLING THE RIGHT BEARING
INSTALLING THE MAIN SHAFT
LABOR GUIDE
INDEX

INTRODUCTION
SERIES 23 HYDROSTATIC SYSTEM (TR86 below serial number 530056):
OPERATION
PRESSURE CHECKS
ADJUSTING NEUTRAL
HYDROSTATIC PUMP REPAIR
HYDROSTATIC MOTOR REPAIR
SERIES 90 HYDROSTATIC SYSTEM (TR86 above serial number 530055, TR87, TR88):
OPERATION
MINOR REPAIRS
MAJOR REPAIRS – PUMP
MAJOR REPAIRS – MOTOR
SAUER/SUNDSTRAND AUTHORIZED SERVICE CENTERS
SPECIFICATIONS
INDEX

INTRODUCTION
SPECIAL TOOLS NEEDED
DISASSEMBLING THE TRANSMISSION
Removing the Transmission
Removing the Shifter Fork
Disassembling the Input Shaft
Disassembling the Counter Shaft
Disassembling the Pinion Shaft
Disassembling the Brake Assembly___
Removing the Differential Half Shafts
Disassembling the Differential
Differential Parts
ASSEMBLING THE TRANSMISSION
Assembling the Differential
Installing the Differential
Assembling the Differential Half Shafts
Brake and Differential Parts
Assembling the Brakes
Transmission Parts
Assembling the Pinion Shaft
Assembling the Counter Shaft
Assembling the Input Shaft
Assembling the Shifter Forks
Shimming the Pinion Shaft
Shimming the Counter Shaft
Shimming the Input Shaft
INSTALLING THE TRANSMISSION
LABOR GUIDE

INTRODUCTION
SAFETY
SYSTEM OPERATION
FLOW LIMITER REMOVAL AND INSTALLATION
CONTROL VALVE REMOVAL
DISASSEMBLING THE CONTROL VALVE
ASSEMBLING THE CONTROL VALVE
CONTROL VALVE INSTALLATION
MOTOR AND TORQUE HUB REMOVAL AND INSTALLATION
STARTUP PROCEDURES
OIL REQUIREMENTS
LABOR GUIDE
POWERED REAR AXLE MOTORS
OPERATION
DISASSEMBLING THE MOTOR
INSPECTING THE MOTOR PARTS
ASSEMBLING THE MOTOR
LABOR GUIDE
POWERED REAR AXLE TORQUE HUBS
INTRODUCTION
TOOLS NEEDED
DISASSEMBLING THE MAIN HUB
DISASSEMBLING THE CARRIER
DISASSEMBLING THE COVER
INSPECTION
ASSEMBLING THE MAIN HUB
ASSEMBLING THE CARRIER
ASSEMBLING THE COVER
ASSEMBLING THE HUB/SPINDLE
ASSEMBLING THE MAIN HUB
BOLT TORQUE AND TIGHTENING SEQUENCE
LABOR GUIDE
POWERED AXLE TROUBLESHOOTING
INTRODUCTION
TROUBLESHOOTING CHART

INTRODUCTION
TOOLS NEEDED
FINAL DRIVE
Removing the Final Drive
Installing the Final Drive
LABOR GUIDE
FINAL DRIVE – STYLE 1 – 26″ WHEELS TR86 BELOW SERIAL NUMBER 526601
DISASSEMBLING THE FINAL DRIVE
Disassembling the Output Shaft
Output Shaft Parts
Disassembling the Input Shaft
Input Shaft Parts
INSPECTION
Final Drive Parts
REASSEMBLING THE FINAL DRIVE
Assembling the Input Shaft
Assembling the Output Shaft
LABOR GUIDE
FINAL DRIVE – STYLE 2 – 32″ WHEELS TR86 BELOW SERIAL NUMBER 526601
DISASSEMBLING THE FINAL DRIVE
Disassembling the Output Shaft
Output Shaft Parts
Disassembling the Input Shaft
Input Shaft Parts
INSPECTION
Final Drive Parts
REASSEMBLING THE FINAL DRIVE
Assembling the Input Shaft
Assembling the Output Shaft
LABOR GUIDE

INTRODUCTION
MASTER CYLINDER
Removing the Master Cylinder
Disassembling the Master Cylinder
Inspecting the Master Cylinder
Assembling the Master Cylinder
Installing the Master Cylinder
SLAVE CYLINDER
Removing the Slave Cylinder
Disassembling the Slave Cylinder
Inspecting the Slave Cylinder
Assembling the Slave Cylinder
Installing the Slave Cylinder
BLEEDING THE HYDRAULIC BRAKE SYSTEM DISC BRAKE
Disassembling the Disc Brake
Disc Brake Parts
Assembling the Disc Brake
Adjusting the Disc Brake
LABOR GUIDE

INTRODUCTION
HEAD LIFT CYLINDERS
UNLOAD AUGER SWING CYLINDER
REEL LIFT CYLINDERS
TERRAIN TRACER™ (LATERAL FLOAT) CYLINDERS
POWER STEERING CYLINDERS (FIXED, ADJUSTABLE AND POWERED REAR AXLE)
REEL FORE-AFT CYLINDERS (TR87 above S/N 557067, TR88)
HEAD DRIVE AND UNLOADING AUGER DRIVE CYLINDERS (TR88 ONLY)
LABOR GUIDE
INDEX.