John Deere 2140 Tractor Repair Technical Manual

Table of Contents(Repair Technical Manual – TM4373)

John deere Tractor

GENERAL

Specifications and special tools

Pre-delivery, delivery, and after-sales inspections

Lubrication and periodic service

Engine and tractor tune-up

Tractor separation (tractors without increased lift capacity)

Tractor separation (tractors with increased lift capacity)

ENGINE

Specifications

Radiator

FUEL AND AIR INTAKE SYSTEM

Specifications and special tools

General information, diagnosing malfunctions

Fuel tank and water trap

Cold weather starting aids

Speed control linkage

Air cleaner

ELECTRICAL SYSTEM

Specifications and special tools

Description, diagnosing malfunctions, and tests

Wiring harnesses

Controls and instruments

Lighting systems

Wiring diagrams

Starting motor

Alternator

POWER TRAIN

Specifications and special tools

Description, operation, and lubricating system

Clutch operating linkages

Engine clutches

Hi-Lo shift unit

Creeper transmission

Transmission shift linkage

Synchronized transmission and transmission oil pump

Collar shift transmission and transmission oil pump

Differential

Final drives

Independent PTO

Front PTO

Mechanical front-wheel drive

STEERING SYSTEM AND BRAKES

Specifications and special tools

Hydrostatic steering (operating pressure: 12000 kPa; 120 bar; 1740 psi)

Hydrostatic steering (operating pressure: 15000 kPa; 150 bar; 2180 psi)

Power steering

Manual steering

Brakes

HYDRAULIC SYSTEM

Specifications and special tools

Description, diagnosing malfunctions, and pressure tests

Oil reservoir, filter, valves, and oil cooler

Hydraulic pumps

Rockshaft

Front hitch

Selective control valves (spool type)

Selective control valves (poppet valve type)

Hose couplers

Remote cylinder

Selective control valves (tractors manufactured in Spain)

MISCELLANEOUS

Specifications and special tools

Front axle

Belt pulley

Front and rear wheels

Axla trailer hitch

OPERATOR’S CABS

Specifications and special tools

Air conditioning system

Ventilation and heating

Operator’s seats

OPU cab

SG2 cab

Roll guard

John Deere 2140 Tractor Repair Technical Manual

This unit of the service manual contains maintenance instructions for the Model 2140 Tractor.

Included are complete instructions for removal, disassembly, inspection, repair, assembly, and installation of all parts and assemblies.

In addition, the manual contains a brief description of the more complicated systems of the tractor and tells how they operate. Dimensions of many new wearing parts are given as an aid in determining when parts replacement is necessary. Tests and adjustments required to keep the tractor operating at full efficiency are explained in detail. Full instructions on preparing a new tractor for delivery to the customer are included.

Use the manual whenever in doubt about correct maintenance procedures. Use it as a textbook for new service department personnel who are unfamiliar with John Deere Tractor.

Daily use of the manual as a guide for all service problems will reduce error and costly delay to the minimum and assure you the best in finished service work.