John Deere 2140 Tractor Repair Technical Manual

Table of Contents(Repair Technical Manual – TM4373)
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
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 text book for new Service Department personnel who are unfamiliar with John Deere Tractor.
Daily use of the manual as a guide for any and all service problems will reduce error and costly delay to the minimum and assure you the best in finished service work.