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WORKSHOP MANUAL
CHAMPION 120
CHAMPION 135
CHAMPION 150
Head offices:
V.le Ing. F. Cassani, 15
24047 Treviglio (BG)
Tel. 0363/4211
www.lamborghini-tractors.com

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Summarization of Contents

INTRODUCTION
Manual Introduction
Purpose and scope of the workshop manual for repair technicians.
GENERAL SAFETY
Safety Notes
General safety precautions for repair technicians and operators.
General Safety Rules - Part 1
Detailed safety rules for machine operation, cleaning, climbing, and ventilation.
HOW THE MANUAL IS STRUCTURED
Section 00: General Information
General safety rules, manual usage, symbols, products, torques, and unit conversion.
Section 10: Hydraulic System
Technical descriptions of mechanical and hydraulic operation, components, diagrams, and data.
Section 20: Electrical and Electronic Systems
Information and diagrams for the machine's electrical and electronic systems.
Section 30: External Components
Methods, checks, and adjustments for external components without assembly removal.
Section 40: Engine and Transmission Overhaul
Procedures for removal and overhaul of the engine and transmission gearboxes.
HOW TO CONSULT THE MANUAL
Removal and Refitting Procedures
Details on removal/refitting sequences, special techniques, and symbols.
Special Tools and Tightening Torques
References to special tools and explanation of tightening torque symbols.
HOW TO USE AND UPDATE THE MANUAL
Updating the Manual
Information on receiving and checking for manual updates from Authorised Service Centres.
Inserting Updates
Instructions on how to insert supplementary and updated pages into the manual.
Symbols Used in the Manual
Explanation of symbols for safety, coating, fluids, weight, and torques.
SAFETY PRECAUTIONS FOR REMOVAL AND REFITTING OPERATIONS
Precautions for Removal Operations
Safety measures during part removal: equipment handling, pipe plugging, cylinder securing, and cleaning.
Precautions for Refitting Operations
Safety measures during part refitting: torque, seals, threadlocking, sealant, and cleaning.
Precautions on Completion
Safety steps after removal/refitting, including refilling coolant, topping up oil, and greasing.
LIFTING INSTRUCTIONS
Wire Ropes and Slings
Guidance on using wire ropes or polyester slings of suitable capacity for lifting, with capacity tables.
THREADLOCKERS, ADHESIVES, SEALANTS AND LUBRICANTS
Threadlockers
Details on various Loctite threadlocker products, their applications, colours, and usage notes.
Degreasers and Activators
Description of Loctite degreasers and activators for surface preparation.
Sealants (for Faces and Flanges)
Information on Loctite anaerobic sealants for sealing metal faces, pipes, and fittings.
Instant Adhesives
Cyanoacrylate instant adhesives for bonding various materials with fast curing.
Silicone Sealants
Silicone adhesive/sealants for flexible joints and sealing, resistant to temperature.
Polyurethane Sealants
Polyurethane adhesive/sealant for high-strength flexible bonding, including glass bonding.
Retaining Compounds
Anaerobic adhesives for retaining cylindrical assemblies, bonding parts, and sealing systems.
Lubricants
Lubricants for assembly and protection: grease, anti-wear, vaseline, engine oil.
SPECIAL TOOLS
Comprehensive Tool Listing
Detailed listing of all special tools required for operations, spanning pages 15 and 16.
CONVERSION FACTORS
British to Metric Units
Table for converting British units of measurement to metric units.
Metric to British Units
Table for converting metric units of measurement to British units.
HYDRAULIC SYSTEM
Introduction to Hydraulic Systems
Definition and description of tractor hydraulic systems, including Open Center and Load Sensing versions.
OPEN CENTER (OC) HYDRAULIC SYSTEM
System Components
Identification of components within the Open Center hydraulic system, categorized by circuits.
OPEN CENTRE HYDRAULIC DIAGRAM (1/3)
Front Lift (Optional)
Schematic of the optional front lift hydraulic system.
Front Suspended Axle (Optional)
Schematic of the optional front suspended axle hydraulic system.
Trailer Brake (Optional)
Schematic of the optional trailer brake hydraulic system.
OPEN CENTRE HYDRAULIC DIAGRAM (2/3)
Steering System
Schematic of the tractor steering system, including components and connections.
Electro-Hydraulic Range Control
Schematic of the electro-hydraulic range control system for the gearbox.
Differentials Lock
Schematic for the differential lock system, showing front and rear activation.
4WD Clutch Engagement
Schematic for the 4WD clutch engagement system.
Rear PTO
Schematic related to the rear PTO system.
OPEN CENTRE HYDRAULIC DIAGRAM (3/3)
Reverse Gear Unit Control
Schematic of the reverse gear unit control system.
Main Clutch System
Schematic of the main clutch system, including regulation band.
A. LUBRICATION CIRCUIT
Lubrication Circuit Description
Description of the circuit delivering oil under pressure to the secondary transmission shaft.
B. OIL LEVEL MAINTENANCE CIRCUIT
Oil Level Maintenance Circuit Description
Description of the circuit ensuring correct oil level in the rear gearbox.
C. STEERING AND POWER SHIFT CONTROL CIRCUIT
Steering and Power Shift Control Circuit Description
Description of the circuit supplying oil for steering, Power Shift transmission, and lubrication.
D. AUXILIARY SERVICES CIRCUIT
Auxiliary Services Circuit Description
Description of the circuit for implements, rear lift, trailer braking, and front axle suspension.
LOAD SENSING (LS) HYDRAULIC SYSTEM
System Composition
Overview of Load Sensing system components: oil maintenance, steering/power shift, and auxiliary circuits.
LOAD SENSING HYDRAULIC DIAGRAM (1/3)
Front Lift (Optional) - LS
Schematic of the optional front lift system in Load Sensing configuration.
Front Suspended Axle (Optional) - LS
Schematic of the optional front suspended axle system in Load Sensing configuration.
Trailer Brake (Optional) - LS
Schematic of the optional trailer brake system in Load Sensing configuration.
LOAD SENSING HYDRAULIC DIAGRAM (2/3)
Steering System - LS
Schematic of the steering system in Load Sensing configuration.
Electro-Hydraulic Range Control - LS
Schematic of the electro-hydraulic range control in Load Sensing configuration.
Differentials Lock - LS
Schematic for differential lock in Load Sensing configuration.
4WD Clutch Engagement - LS
Schematic for 4WD clutch engagement in Load Sensing configuration.
Rear PTO - LS
Schematic related to the rear PTO in Load Sensing configuration.
LOAD SENSING HYDRAULIC DIAGRAM (3/3)
Reverse Gear Unit Control - LS
Schematic of the reverse gear unit control in Load Sensing configuration.
Main Clutch System - LS
Schematic of the main clutch system in Load Sensing configuration.
A. OIL LEVEL MAINTENANCE CIRCUIT (LS)
Oil Level Maintenance Circuit Description (LS)
Description of the oil level maintenance circuit for the rear gearbox in LS system.
AUXILIARY SERVICES CIRCUIT PUMP (OPEN CENTRE)
Pump Characteristics
Specifications for the auxiliary services circuit pumps (A and B), including displacement, pressure, and capacity.
OIL LEVEL MAINTENANCE CIRCUIT PUMP
Pump Characteristics
Specifications for the oil level maintenance circuit pump, including displacement and capacity.
VARIABLE DISPLACEMENT PUMP (LS Version)
Port Connections
Description of port connections (L, X, B, S) on the variable displacement pump.
Pump Components
Identification of the Load Sensing valve and Pressure control valve within the pump assembly.
VARIABLE DISPLACEMENT PUMP
Pump Components Breakdown
Detailed breakdown of variable displacement pump components like drive shaft, swash plate, and pistons.

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