AGCO ST35X, ST40X Tractors Repair Manual

Price range: $30.00 through $40.00

🚜 Equipment
Brand	AGCO
Type	Tractors
Model	ST35X, ST40X
📄 Documents
Language	English
Format	PDF
Title	Publication No.	Pages
Repair Manual	79021727	270
Iseki Three Cylinder Diesel Engine Manual	1449395M4	124

Preface

The purpose of this manual is to assist buyers and repairer in efficient repair and maintenance of the AGCO farm machinery by carrying out the procedures as detailed, together with the use of any special tools required.

To assist with locating information, each section of the document is preceded by a contents page listing the repair operations. Each instruction within an operating has a sequence number. To complete the operation in the minimum time is possible follow the manual guideline and instructions.

This document is an important resource for ensuring the tractors meet performance standards and operate reliably.

Manual	Repair Manual, Engine Manual, Both Manuals

Table of Content

📙 Table of Contents

Cover

Cover

01 Introduction

01 introduction

01A Sheet Metal And Three-Point Hitch

01a sheet metal and three-point hitch
- ST35X / ST40X Compact Tractor Service Manual
  - 01a Sheet Metal and Three-Point Hitch
    - Sheet Meatal and Three-Point Linkage
    - Hood Side Panels (ST35 / ST40 / MT265 / MT285)
      - Removal and Installation
    - Front Grill (ST35 / ST40 / MT265 / MT285)
      - Removal and Installation
    - Hood (ST35 / ST40 / MT265 / MT285)
      - Removal and Installation
    - Hood (1433 / 1440)
      - Removal and Installation
    - Steering Column Covers
      - Removal and Installation
    - Instrument Cover and Cowling
      - Removal and Installation
    - ROPS Frame
      - Removal and Installation
    - Fender
      - Removal and Installation
    - Seat
      - Removal and Installation
    - Seat Suspension and Seat Panel
      - Removal and Installation
    - Platform
      - Removal and Installation
    - Floor Mat
      - Removal and Installation
    - Fuel Tank
      - Removal and Installation
    - Muffler
      - Removal and Installation
    - Drawbar
      - Removal and Installation
    - Drawbar Bracket
      - Removal and Installation
    - Top Link
      - Removal and Installation
    - Lift Rod or Lower Link (One Side)
      - Removal and Installation
    - Stabilizer
      - Removal and Installation

02A Engine

02a engine

03A Fuel

03a fuel

04A Clutch

04a clutch

05A Transmission

05a transmission
- ST35X / ST40X Compact Tractor Service Manual
  - 05a Transmission
    - General Description
    - Specifications
    - Input Gears
      - Construction
      - PTO Clutch
      - Oil Supply to Clutch Packs
      - Reducing Valve Operation
      - Location of Reducing Valve and Piping
    - PTO
    - Operation of PTO Solenoid
    - Control of Timer Unit
    - Location of PTO Timer Relay
    - PTO Clutch
      - Overhaul
    - Inspection
      - Cover Assembly
      - Disc Assembly (Friction Plate)
      - Driven Plate
      - Brake Disc
    - Reassembly
    - Mechanical Shuttle
      - General
      - Mechanical Shuttle
    - Mechanical Shuttle Cable
      - Removal and Installation
    - Shuttle Cable
      - Removal and Installation
    - Forward / Reverse Syncronyzer – Mechanical Shuttle
      - Disassembly
      - Inspection
      - Re-Assembly
    - Transmission Input Gears
      - Removal and Installation
      - Installation of Each Sub-Assembled Shaft
    - Input Shaft
      - Removal of input shaft and related parts
    - Idler Shaft
      - Removal and Installation
      - Installation of Input Shaft and Related Parts
    - Main Transmission Gears
      - Removal and Installation
      - Inspection
    - Transmission Shift Lever
      - Inspection
    - Range Gears
      - Removal and Installation
      - Overhaul
      - Reassembly
    - Range Lever Shift Linkage
      - Removal and Assembly
    - Rear Differential
    - Ring Gear and Pinion
      - Removal and Installation
    - Pinion Shaft
      - Disassembly
      - Differential Gear Case Dissasembly
      - Inspection
    - Differential Gear Installation
      - Pinion Installation
      - Inspection of Tooth Contact
    - PTO
      - Inspection
      - Assembly
    - Mid PTO
      - Removal and Installation
      - Overhaul
    - Front Wheel Shift Mechanism
      - Removal and Installation
      - Dissassembly – 4WD Gears

06A Front Axle

06a front axle

07A Rear Axle

07a rear axle

08A Hydrostatic Steering

08a hydrostatic steering

09A Hydraulic System

09a hydraulic system
- ST35X / ST40X Compact Tractor Service Manual
  - 09a Hydraulic System
    - Hydraulic System
      - General Description
      - Specifications
      - General
      - Hydraulic Pump
        Removal and Installation
      - Transmission Oil and Filter
      - Hydraulic Pump
        Overhaul
        Disassembly
        Inspection and Repair
      - Pump Gears
      - O-Rings
      - Oil Seal
        Reassembly
      - Reassembling Precautions
      - Inspection After Reassembly
      - Checking Pump Flow and Pressure
      - Lift Shaft and Crank
        Removal and Installation
      - Hydraulic Cylinder and Piston
        Removal and Installation
      - Hydraulic Linkage System
        Adjustment
      - Three-Point (Main) Control Valve
        General Description
        Specifications
        Main Spool
        Unloading valve (1) (Compensator)
        Unloading Valve (2)
        Holding Check Valve
        Pilot Spool
      - Operation
        Neutral Position
        Lifting Position
        Lowering position
        Lifting to neutral shifting (unloading process)
      - Three-Point (Main) Control Valve
        Removal and Installation
        Overhaul
        Disassembly
        Reassembly
      - Main Relief Valve
        Removal and Installation
        Overhaul
        Pressure Check
      - Relief Valve (Three-Point Cylinder Protection)
        General Description
        Operations
        Removal and Installation
      - Slow Drop Check Valve
        General Description
        Down Position
        Up Position
      - Safety (Relief) Check Valve
        Removal and Installation
      - Hydraulic Linkage System
        Overhaul
      - Lift Cover
        Replace
      - Piston Lift Rod (Dog Bone)
        Removal and Installation
      - Draft Control (Optional)
        Adjustment
      - Draft Torsion Bar or Housing
        Removal and Installation
      - Remove Control Valves (Iseki Version)
        Specifications
        Removal and Installation
      - Remote Control Valve
        Overhaul
        Specified Tightening Torques of Pipe Joints
      - Troubleshooting

10A Electrical System

10a electrical system
- ST35X / ST40X Compact Tractor Service Manual
  - 10a Electrical System
    - Electrical System
      - General Information
      - Specifications
      - Battery
        Removal and Installation
        Inspection of Electrolyte Level
        Inspection of Electrolyte Specific Gravity
        Battery Charging
      - Instrument Panel
        Removal and Installation
      - Tachometer
        Removal and Installation
        Inspection
      - Fuel Gauge and Fuel Gauge Sensor
        Removal and Installation
        Fuel Meter Inspection
        Fuel Gauge Sensor Inspection
      - Coolant Temperature Gauge
        Removal and Installation
        Inspection
      - Main (Starter) Switch
        Removal and Installation
        Inspection
      - Combination Switch Removal
        Inspection
        Engine oil pressure indicator
      - PTO Switch
        General
        Removal and Installation
      - Wiring Harness
        Ground Wires
        Alternator and Starter Harness
        Dash Panel Harness Connections
      - Front Light Bulbs
        Removal and Installation
      - Signal Light / Tail Light Bulbs
        Removal and Installation
      - Instrument Light Bulbs
        Removal and Installation
        Indicator Light Strip
      - Safety Switches, Relays and Diodes
      - Troubleshooting

Buyer Questions & Answers

Frequently Asked Questions❔

Are the manuals OEM (Original Equipment Manufacturer)?

Yes, we only provide manuals that are sourced from the machine manufacturer or authorized dealers.

What file format are the manuals in?

All manuals are provided in PDF format, which you can be open on your browser, computer, smartphone, or tablet.
Printed versions are available for select manuals — check the product page or contact us for availability.

Is the manual printable?

Yes, all pages are printable.

Where do I download the manual after I have paid for it?

You’ll receive two emails:
- “Your order XXXXX has been received!” – sent immediately.
- “Your order XXXXX is now completed.” – sent within 12 hours with your secure download link.
If you didn’t get the email:
- ✅ Log In to your Account and check your orders.
- 📂 Check your spam/junk folder.
- 📧 Make sure you didn’t use a different email during checkout.

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