Ford New Holland 8670a 8770a 8870a 8970a Repair Manual [Tractor]

Complete Workshop Service Repair Manual Ford New Holland 8670a 8770a 8870a 8970a Tractor . Detailed Step by Step Instructions, diagrams, illustrations make easy any repair, Overhaul, Disassembly and Assembly, Testing, Replacement and Change, Inspection and Adjustment, etc.

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MODELS Covered

Ford New Holland Tractor

8670a

8770a

8870a

8970a

SECTIONS covered

General Information
Forward
Precautionary Statements
Safety Precautions
Health And Safety Precautions
Tractor Identification
Service Techniques
Sealer Specifications
Hardware Torque Values
Lubrication
Recommended Lubricants And Coolants

Engine And Lubrication System
Specifications
Torque Values
Grease And Sealants
Special Tools
Description Of Operation
Cylinder Head Assembly
Camshaft Assembly
Crankshaft Assembly
Connecting Rods
Pistons
Manifolds
Cylinder Block Assembly
Timing Gears
Engine Lubrication
Troubleshooting
Disassembly And Repair
Cylinder Head
Cylinder Head Reassembly
Additional Information
Crankcase Front Cassette Seal
Parts Affected
Additional Information
Removal Of Old Style Seal And Installation Of The New Cassette Seal
Front Cassette Seal Removal
Engine Front Cover And Timing Gear
Oil Pan
Connecting Rods, Bearings, Pistons And Rings
Cylinder Block Overhaul
Piston Assembly Installation
Main Bearings, Flywheel And Crankshaft
Rear Cover Plate
Oil Pump
Oil Filter Support Assembly
Crankshaft
Camshaft
Engine Timing Gears
Engine Compression Test
Test Procedure
Test Reading
Test Conclusion

Transmission
Specifications
Powershift Transmission
Gear Ratios
Ground Speed
Electrical System
Description Of Operation
Transmission Housing
Powershift Transmission Controls
Digital Display
Inching Pedal
Starting The Engine And Moving Forward
Starting The Engine And Moving In Reverse
Shuttle Operations
Speed Matching
Auto Shift
Creeper Gears (Optional)
Programmable Upshift – Downshift
Transmission Components
Clutches
Speed Clutches
Directional Clutches
Clutch Engagement
Troubleshooting And Diagnosis

Drive Lines Four-Wheel Drive Clutch
Description Of Operation
Series Fwd Electronic Control Operation
Engaging And Disengaging Four Wheel Drive
Fwd Operating Precautions
Disassembly And Repair
Removal
Disassembly
Inspection
Reassembly
Installation
Pressure Testing

Front Mechanical Drive
Specifications
Special Tools
Description Of Operation
Troubleshooting
Adjustments
Wheel Toe-In
Fwd Steering Stop
Hub Bearing Preload Adjustment
Check For Correct Pinion To Ring Gear Tooth Contact
Wrong Tooth Contact Pattern
Swivel Pin Bearing Adjustment
Fwd Ratios
Fwd Tire Vs Gear Ratios
Four Wheel Drive Lead Factor
Front Axle Serviceability
Lubrication
Disassembly And Repair
Front Axle
Steering Cylinders
Planetary Reduction
Hub
Swivel Housing
Center Housing Swivel Bearing
Drive Shaft
Outer Yoke
Differential
Crown Wheel To Backlash Adjustment

Rear Drive Axle Rear Axle Assembly
Description Page
Specifications
Special Tools
Description Of Operation
Differential Carrier
Final Reduction Drive
Differential Lock Mechanical Operation
Differential Lock Control System Operation
Differential Lock Electrical Circuit Operation
Differential Lock Hydraulic Circuit Operation
Front Axle Differential Line
Troubleshooting
Adjustments
Disassembly And Repair
Axle Assembly
Axle Housing
Planetary Overhaul
Axle Seal
Top Cover
Differential Assembly
Pinion Assembly
Differential Lock Solenoid
Pressure Testing
Circuit Pressure Test

Power Take-Off
Specifications
Special Tools
Description Of Operation
Introduction
Power Flow – All Models
Engaging And Disengaging The Pto
Troubleshooting And Diagnosis
Disassembly And Repair
Pto Assembly – Removal And Installation
Upper Pto Input Shaft – Removal And Installation
Pto Output Shaft And Driven Gear – Overhaul
Pto Clutch Assembly – Overhaul

Brakes And Controls
Specifications
Description Of Operation
Boosters
Master Cylinders
Rear Axle Brake Assemblies
Four Wheel Braking
Troubleshooting
Adjustments
Bleeding The Brakes
Brake Pedal Adjustment
Brake Switch Adjustment
Disassembly And Repair
Power Brake Valve – Overhaul
Inspection
Reassembly
Installation Of The Brake Lube Kit
Rear Axle Brakes – Overhaul
Hydraulic Trailer Brake

Hydraulic Systems
Specifications
Description Of Operation
Introduction
Closed Center Load Sensing (Ccls) Pump And Remote Valve System
Standard Flow Hydraulic System
Megaflow Hydraulic System
Variable Displacement Pump
Priority Flow Divider
Remote Control Valves
Standard Flow Tractors
Megaflow Tractor
Low-Pressure Return Circuit

Steering
Description Page
Specifications
Minimum Hardware Tightening Torques
Description Of Operation
Steering System Control Valve
Steering Control Valve Types
Steering Cylinders
Troubleshooting
Removal And Disassembly
Steering Control Valve
Parts Inspection
Assembling The Steering Control Unit
Installing The Steering Control Valve

Two-Wheel Drive Axle And Wheels
Specifications
Special Tools
Description Of Operation
Two-Wheel Drive Front Axle
Troubleshooting
Adjustments
Front Wheel Track Spacing
Wd Axle Adjustment
Front Wheel Position
Front Wheel Toe-In
Disassembly And Repair
Axle Removal
Axle Installation
Axle Center Beam Bushing Replacement
Axle Extension Installation
Spindle Removal And Disassembly
Axle Extention/Spindle Bushing Replacement
Spindle Reassembly
Front Wheel Bearing
Steering Cylinder
Center Steering Arm
Steering Rod

Climate Control
Introduction
Specifications
Tightening Torques
Description Of Operation
Air Conditioning System Components
Troubleshooting And Servicing Air Conditioning System
Primary Troubleshooting And Testing
Diagnosis Chart
A/C System Performance Test And Diagnosis Chart
Component Removal And Installation

Electrical Systems
Specifications
Description Of Operation
Main Distribution Panel
Service Diagnostics
Electronic Instrument Cluster (Eic)
Central Lcds
Tractor Performance Monitor
Automatic Engine Shutdown
Series Indicator, Warning Lamps And Audible Alarm
A Series Indicator, Warning Lamps And Audible Alarm
Air Filter Restriction
Differential Lock
Cold Start Assist (Ether)
Cold Start Assist (Air Inlet)
Coolant Level Low
Alternator Charge Indicator
Intercooler Overheated
Transmission Pressure Low
Transmission, Rear Axle/Hydraulic Oil Temperature
Hydraulic/Transmission Filters Restricted
Pto Engaged
Programmable Up Shift
Programmable Down Shift
Series Fwd On
Fwd Auto
Four Wheel Drive (Fwd) Switch (If Equipped)
Headlight High Beam
System Status
Parking Brake
Bar Graph Displays (Lcd)
Stop And Audible Alarm Conditions
Central Display (Lcd)
Lower Selectable Display
Electronic Instrument Cluster – Tractor Performance Monitor (Tpm)
Automatic Display Information
Selectable Display Information
Eic Lighting Display
Troubleshooting And Diagnostics
Eic Harness Tool
Operator Calibrations
View Stored Fault Codes
All Module Input Parameters
Eic Output Diagnostics
Rhc Output Diagnostics
Edc Output Diagnostics
Etc Output Diagnostics
Eic Full Display Test
Hardware/Software Revision Level
Transmission Calibration Review And Programming
Point Hitch And Edc Calibration
Tractor Features Configuration
Steering Angle Sensor Operation/Calibration

Platform, Cab, And Bodywork
Description
Disassembly And Assembly
Headliner
Cab Trim
Seat
Door Removal
Rear Window
Instrument Cluster
Steering Column
Right-Hand Console
Procedures For Right-Hand Console Upgrade