TM4252 John Deere 2120 tractor technical manual (TM4252)
English

John Deere 2120 tractor technical manual (TM4252)

TM4252
$26.90
No tax

Format: PDF

Pages: 354

File size: 41.90 MB

Language: English

Models: 2120

JD-TM4252-EN-preview.pdf - 3.28MB
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Table of Contents for TM4252 manual

  • 2120 Tractor
  • Contents
  • INTRODUCTION
  • 10-GENERAL INFORMATION
    • 5-Specifications
    • 10-Pre-delivery, delivery and after-sales inspections
    • 15-Lubrication and service
    • 20-Engine and tractor tune-up and adjustment
    • 25-Separating assemblies
  • 20-ENGINE
    • 5-General information, diagnosing malfunctions
    • 10-Cylinder head, camshaft and balancer shafts
    • 15-Cylinder block, liners, pistons and connecting rods
    • 20-Crankshaft, crankshaft bearings and flywheel
    • 25-Timing gear train
    • 30-Oil pump, oil pressure regulating valve and oil filter
    • 35-Engine cooling system
  • 30-FUEL SYSTEM
    • 5-Diagnosing malfunctions
    • 10-Fuel tank, transfer pump, fuel filters
    • 15-ROTO-DIESEL injection pump
    • 20-ROOSA-MASTER injection nozzles
    • 25-Cold weather starting aids
  • 40-ELECTRICAL SYSTEM
    • 5-Diagnosing malfunctions
    • 10-Components and wiring diagrams
  • 50-POWER TRAIN
    • 5-Engine clutch and clutch linkage
    • 10-HIGH-LOW shift unit
    • 15-Collar-shift transmission
    • 20-Differential assembly
    • 25-Final drives
    • 30-Continuous-running power shaft
    • 35-Independent power shaft
  • 60-FRONT AXLE, STEERING AND BRAKES
    • 5-Front axle
    • 10-Steering
    • 15-Brakes
  • 70-HYDRAULIC SYSTEM
    • 5-General information, diagnosing malfunctions, pressure tests
    • 10-Oil reservoir, filter, valves and oil cooler
    • 15-Hydraulic pump and transmission oil pump
    • 20-Rockshaft
    • 25-Selective control valves (spool type)
    • 30-Selective control valve (poppet valve type)
    • 35-Remote hydraulic cylinder
  • 80-MISCELLANEOUS
    • 5-Belt pulley
    • 10-DE LUXE seat
    • 15-Front and rear wheels
    • 20-Hydraulic trailer hitch
    • 25-Roll-over guard
Document type
Technical manual
Language
English
Machinery type
tractor
JD-TM4252-EN-preview.pdf - 3.28MB

A Technical Manual is the definitive reference guide for understanding, maintaining, and repairing complex machinery. It goes beyond simple instructions by providing the theory of operation for every major system, including electrical, hydraulic, and mechanical components.

Key features of this technical documentation:

  • System Logic: In-depth explanations of how each system functions under various load conditions.

  • Testing & Adjustments: Procedures to verify that the equipment is operating within factory engineering specifications.

  • Detailed Schematics: Comprehensive diagrams for tracing circuits and fluid flows with high precision.

  • Component Data: Critical measurements and tolerances required for professional-grade maintenance.

This Technical Manual is an indispensable tool for anyone who needs a deep understanding of their equipment’s design and requires authoritative data for advanced troubleshooting and performance optimization.

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