John Deere 140 Repair Manual [Hydrostatic Tractor]

This service manual contains service and maintenance information for the John Deere 140 Hydrostatic
Tractor, (Serial No. 30,001- ). The manual is divided into sections. Each section pertains to a certain component or operational system of the tractor. The information is divided into groups within each section.

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MODELS Covered

John Deere 140 Hydrostatic Tractor.

S/N 30000 and UP

SECTIONS covered

SECTION 10 – GENERAL
Group 5 – Tractor Identification
Group 10 – Specifications
Group 15 – Tune-up and Adjustment
Group 20 – Fuel and Lubricants
SECTION 20 – ENGINE
Group 5 – General Information
Group 10 – Cylinder Head, Valves and Breather
Group 15 – Piston, Crankshaft, Main Bearings, Balance Gears, and Flywheel
Group 20 – Camshaft, Tappets, and Governor
SECTION 30 – FUEL SYSTEM
Group 5 – General Information
Group 10 – Carburetor
Group 15 – Air Cleaner
Group 20 – Fuel Strainer and Gas Tank
SECTION 40 – ELECTRICAL SYSTEM
Group 5 – General Information
Group 10 – Cranking System
Group 15 – Ignition System
Group 20 – Charging System
Group 25 – PTO Clutch, Lights and Accessories
SECTION 50
– POWERTRAIN
General Information
Clutch, Neutral Return and Drive Shaft
Neutral Return and Drive Shaft H-1
Brakes
Hydrostatic Transmission
Control Cam and Linkage
Differential and Axle
SECTION 60 – HYDRAULIC LIFT SYSTEM
Group 5 – General Information
Group 10 – Hydraulic Circuits
Group 15 – Hydraulic Control Valves
Group 20 – Hydraulic Cylinders
SECTION 70 – MISCELLANEOUS
Group 5 – General Information
Group 10 – Steering Assembly
Group 15 – Front Wheels and Axle
(Serial No. 30,001-38,000)
Group 16 – Front Wheels and Axle
(Serial No. 38,001- )
Group 20 – Fender-Deck and Seat Assembly

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