John Deere 3040 and 3140 Tractors Technical Manual (TM4379)

Illustrated factory Technical Manual for John Deere Tractors Models 3040 and 3140.

This manual will assist you in diagnosing, and repairing for your tractor.
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Covered Models:
   3040
   3140

Format: PDF, 1373 pages
Language: English
Publication Date: 01 May 1986
Table of Contents:
   GENERAL
      Specifications and special tools
      Pre-delivery, delivery and after-sales inspections
      Lubrication and periodic service
      Engine and tractor tune-up
      Tractor separation ( on tractors without increased lifting capacity
      Tractor separation (on tractors with increased lifting 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
      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)
      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
      Front axle
      Belt pulley
      Front and rear wheels
      Axla trailer hitch
      Trailer hitch (height adjustable)
   OPERATOR'S CABS
      Specifications and special tools
      Air conditioning system
      Ventilation and heating
      Operator's seats
      OPU cab
      SG2 cab
      Roil guard

Covered
Models	3040, 3140