New Holland FX25 Instrucciones de funcionamiento

87051246 7/04

Printed In U.S.A.

FX25, FX45, FX28, FX38, FX48, FX58

REPAIR MANUAL

COMPLETE CONTENTS

SECTION 00 - GENERAL INFORMATION 2..............................

SECTION 10 - ENGINE 2..............................................

SECTION 14 - LIVE P.T.O. 3...........................................

SECTION 21 - TRANSMISSION 4.......................................

SECTION 23 - 4WD LINES 4...........................................

SECTION 25 - FRONT MECHANICAL DRIVE 4...........................

SECTION 29 - HYDROSTATIC TRANSMISSION 5........................

SECTION 33 - BRAKES AND CONTROL 5..............................

SECTION 35 - HYDRAULIC SYSTEM 5..................................

SECTION 50 - CAB CLIMATE CONTROL 8..............................

SECTION 55 - ELECTRICAL SYSTEM 8.................................

SECTION 60 - PRODUCT FEED 10......................................

SECTION 64 - CUTTERHEAD 12........................................

SECTION 70 - EJECTION 12............................................

The following pages are the collation of the contents pages from each section and

chapter of the FX25 -- FX58 Repair manual. Complete Repair part # 87051240.

The sections used through out all New Holland product Repair manuals may not be

used for each product. Each Repair manual will be made up of one or several books.

Each book will be labeled as to which sections are in the overall Repair manual and

which sections are in each book.

The sections listed above are the sections utilized for the FX25 -- FX58 Forage

Harvesters.

SECTION 00 - GENERAL INFORMATION

BOOK 1 - 87051241

Chapter 1 - General

CONTENTS

Section Description Page

00.000 General instructions 2............................................................

Safety regulations 5..............................................................

Explanation of machine and attachment serial numbers 9..............................

Units of measure -- conversion chart 11.............................................

Tightening torques 12...........................................................

Drivelines and components 14....................................................

Lubricant application guide 18....................................................

SECTION 10 - ENGINE

BOOK 1 - 87051241

Chapter 1 - Iveco Aifo Engine

CONTENTS

Section Description Page

10.101 Cylinder head bolts 2.............................................................

10.106 Valve clearance 2................................................................

10.218 Fuel injectors 3..................................................................

10.242 Removal and installation of fuel injection pump 4.....................................

Timing 6........................................................................

10.400 Cooling system 8................................................................

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SECTION 14 -- LIVE P.T.O.

BOOK 1 - 87051241

Chapter 1 - Main Drive Gearbox

CONTENTS

Section Description Page

14.100 Removal of the main drive gearbox 2...............................................

Removal of shields and doors 2.................................................

Removal of p.t.o. shafts 4......................................................

Removal of the battery box 4....................................................

Removal of the fuel reservoir 5..................................................

Removal of the main drive belt assembly 9........................................

Removal of the hydraulic and the hydrostatic pump assembly 9......................

Removal of the main drive gearbox 11............................................

Replacing the rubber damper on the engine output shaft 13...........................

Splitting the main drive gearbox 14................................................

Disassembly and assembly of the components in the rear half of the gearbox 14.........

Disassembly and assembly of the front half of the gearbox 19.........................

Removal and disassembly of hydraulic clutch 19..................................

Removal and installation of the pressure hose 21.................................

Replacing clutch plates 22.....................................................

Replacing the seals in the clutch 23.............................................

Removal and installation of the clutch driven shaft 26..............................

Installation of the clutch into the gearbox half 27..................................

Connecting the two gearbox halves together 28.....................................

Installation of the main drive gearbox 30............................................

Installing the main drive gearbox 30............................................

Installation of the hydraulic and the hydrostatic pump assemblies 31................

Installation of the main drive belt assembly 32....................................

Installation of the fuel reservoir 33..............................................

Installing the battery box and the batteries 36.....................................

Installing the PTO shafts 36....................................................

Starting up the forage harvester 37.............................................

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SECTION 21 -- TRANSMISSION

BOOK 1 - 87051241

Chapter 1 - Traction Gearbox

CONTENTS

Section Description Page

21.145 Lubrication 2....................................................................

Gearbox shafts and shifting diagram 3..............................................

Disassembly of traction gearbox 4..................................................

Assembly of traction gearbox 9....................................................

SECTION 23 -- 4WD LINES

BOOK 1 - 87051241

Chapter 1 - 4WD Angle Gearbox

CONTENTS

Section Description Page

23.000 Removal from the base unit 2......................................................

Disassembly of 4WD angle gearbox 2..............................................

Assembly of 4WD angle gearbox 4.................................................

Installation on base unit 6.........................................................

SECTION 25 -- FRONT MECHANICAL DRIVE

BOOK 1 - 87051241

Chapter 1 - Final Drives

CONTENTS

Section Description Page

25.310 Lubrication 2....................................................................

Disassembly and assembly of final drives 2..........................................

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SECTION 29 -- HYDROSTATIC TRANSMISSION

BOOK 2 - 87051242

Chapter 1 -- Hydrostatic Transmission

CONTENTS

Section Description Page

29.212 Lubrication 2....................................................................

Hydrostatic circuit and components 4...............................................

Filling and bleeding the hydrostatic system 8.........................................

29.216 Hydrostatic pump -- Characteristics 10.............................................

Operation of the multifunction valve 12.............................................

Hydrostatic motor -- Characteristics 14.............................................

SECTION 33 -- BRAKES AND CONTROL

BOOK 2 - 87051242

Chapter 1 -- Brakes and Control

CONTENTS

Section Description Page

33.110 Parking brake adjustment 2.......................................................

33.202 Replacement of the brake linings 3.................................................

Brake cylinders 4................................................................

Bleeding the brakes 5............................................................

Disassembly and assembly of brake shoes and discs 7...............................

SECTION 35 -- HYDRAULIC SYSTEM

BOOK 2 - 87051242

Chapter 1 -- General

CONTENTS

Section Description Page

35.000 Torque tables for hydraulic components 2...........................................

35.304 Disassembly and assembly of pump group 4.........................................

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SECTION 35 -- HYDRAULIC SYSTEM

BOOK 2 - 87051242

Chapter 2 -- Work Hydraulics -- Attachment Height Control

CONTENTS

Section Description Page

35.000 Circuit diagrams -- Attachment height control 2.......................................

35.300 Hydraulic reservoir 8.............................................................

Low pressure filter 9..............................................................

High pressure filter 9.............................................................

Non return valve 10.............................................................

Breather 11.....................................................................

35.304 Work hydraulics pump 11.........................................................

High pressure relief valve 12.....................................................

35.410 Attachment height control valve (EMR) 12..........................................

Attachment compensation valve 19................................................

Pressure sensor 21.............................................................

Hydropneumatic accumulators 22.................................................

Attachment lift cylinders 24.......................................................

SECTION 35 -- HYDRAULIC SYSTEM

BOOK 2 - 87051242

Chapter 3 -- Work Hydraulics -- Base Unit

CONTENTS

Section Description Page

35.000 Circuit diagrams -- Base unit 2.....................................................

35.310 Stack valves 9...................................................................

Load sensing valve 11............................................................

Cutterhead reverse drive motor 12................................................

Spout rotation pressure relief valve 15.............................................

Quick release couplings 17.......................................................

Spout lift cylinder 18.............................................................

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SECTION 35 -- HYDRAULIC SYSTEM

BOOK 2 - 87051242

Chapter 4 -- Steering Hydraulics

CONTENTS

Section Description Page

35.000 Circuit diagrams -- Steering hydraulics 2............................................

35.310 Steering hydraulics pump 7.......................................................

Steering valve 8.................................................................

Steering cylinders 9..............................................................

SECTION 35 -- HYDRAULIC SYSTEM

BOOK 2 - 87051242

Chapter 5 -- Low Pressure Hydraulics

CONTENTS

Section Description Page

35.000 Circuit diagrams -- Low pressure hydraulics 2........................................

35.300 Low pressure hydraulic reservoir 16...............................................

Oil filter 16.....................................................................

Oil change and fill procedure 17...................................................

35.310 Low pressure pump 18..........................................................

Low pressure valve 20...........................................................

Main drive belts tensioning cylinder 25.............................................

Spout deflector cylinder 26.......................................................

SECTION 35 -- HYDRAULIC SYSTEM

BOOK 2 - 87051242

Chapter 6 -- Hi--Flow Hydraulics

CONTENTS

Section Description Page

35.000 Circuit diagrams -- Hi--flow hydraulics 2.............................................

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SECTION 50 -- CAB CLIMATE CONTROL

BOOK 2 - 87051242

Chapter 1 -- Cab Cimate Control

CONTENTS

Section Description Page

50.000 Correct use of the air conditioning system 2.........................................

Storage maintenance 2...........................................................

50.200 Air conditioning circuit and component specifications 3................................

Compressor clutch replacement 6..................................................

50.206 Ventilation unit 10...............................................................

SECTION 55 -- ELECTRICAL SYSTEM

BOOK 3 - 87051243

Chapter 1 -- Electrical Circuits

CONTENTS

Section Description Page

55.000 General information 2............................................................

55.100 Connectors 11...................................................................

SECTION 55 -- ELECTRICAL SYSTEM

BOOK 3 - 87051243

Chapter 3 -- Wiring Diagrams FX NA

CONTENTS

Section Description Page

55.000 Wiring diagrams FX NA 2.........................................................

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SECTION 55 -- ELECTRICAL SYSTEM

BOOK 4 - 87051244

Chapter 4 -- Can Network Basics

CONTENTS

Section Description Page

55.000 General layout electronic system 2.................................................

Can spy 6......................................................................

Error codes messages 14........................................................

Fault finding routine 16..........................................................

SECTION 55 -- ELECTRICAL SYSTEM

BOOK 4 - 87051244

Chapter 5 -- Calibration

CONTENTS

Section Description Page

55.000 Machine calibration with Laptop 2..................................................

Machine calibration with PDT tool 9................................................

SECTION 55 -- ELECTRICAL SYSTEM

BOOK 4 - 87051244

Chapter 6 -- Software Update

CONTENTS

Section Description Page

55.000 Software update with Laptop 2.....................................................

Software update with PDT tool 4...................................................

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SECTION 55 -- ELECTRICAL SYSTEM

BOOK 4 - 87051244

Chapter 7 -- Troubleshooting

CONTENTS

Section Description Page

55.000 Error messages overview

-- Machine error messages 2......................................................

-- Attachment height control error messages 54.....................................

-- Caterpillar error messages 60...................................................

List of Can identifier 62..........................................................

Detailed analysis per function 89..................................................

SECTION 60 -- PRODUCT FEED

BOOK 5 - 87051245

Chapter 1 -- Feed Rolls

CONTENTS

Section Description Page

60.103 Removal and installation of lower feed rolls 2........................................

60.107 Inspection between upper feed rolls and cutterhead 7.................................

Flip down upper feed rolls 10.....................................................

Detaching -- attaching of attachment with upper feed rolls 12..........................

Removal -- installation of upper feed rolls 17........................................

Disassembly and assembly of upper feed roll drive chain box 22.......................

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