Description

John Deere 4520 Tractors Technical Manual (TM1007)

John Deere 4520 Tractors INDEX:

SECTION 10 – GENERAL
Specifications
Predelivery, Delivery, and After-Sale Services
Tune-Up
Lubric ation
Separation
ENGINE
General Information, Diagnosis, and Tests
Cylinder Head, Valve Train, and Camshaft
Cylinder Block, Liners,
Pistons, and Rods
— Crankshaft, Main Bearings, and Flywheel
– Lubrication System
Cooling System
SECTION 30 –
FUEL SYSTEM
Diagnosing Malfunctions
Fuel Injection System
Air Intake System
Group 15 —
Speed Control Linkage
Group 20 —
SECTION 40 – ELECTRICAL SYSTEM
— Information and Wiring Diagrams
Charging Circuit
— Starting Circuit
Lighting and Accessory Circuits
Group 20 –

POWER TRAIN
Clutches for Syncro-Range
Group 5 –
Transmission and PTO
Syncro-Range Transmission
Group IO –
Engine Disconnect Clutch
Power Shift Transmission
Group 25 –
Differential
Group 30
Final Drive
Syncro-Range PTO
Power Shift PTO
Power Front Wheel Drive
Group 45 –
SECTION 60 – STEERING AND BRAKES
General Information
Group 5 –
HYDRAULIC SYSTEM
SECTION 70 –
General Information, Diagnosis,
Group 5 –
and Tests
Main Reservoir, Filters, Valves,
Group IO –
Oil Cooler, and Oil Reservoir
Group 15 –
Hydraulic Pumps
Power Steering
– Power Brakes
Rockshaft, 3-Point Hitch, and Quik- Coupler
– Selective Control Valve, Break-
Group 35
away Couplers, and Remote Cylinders
SECTION 80 –
MISCELLANEOUS
Conventional Front Axle
Power Front Wheel Drive Axle