John Deere 4050 4250 4450 4650 4850 Tractor Service Manual

Description

This John Deere Series 4050, 4250, 4650 and 4850 tractor workshop manual includes 176 pages of service, repair and maintenance information for John Deere 4050, 4250, 4450, 4650 and 4850 tractors. This is the information you need to keep your tractor running – it will show you have to perform regular maintenance as well as how to make complicated repairs.

Table of Contents

Brakes
Bleeding, Brake accumulator, Brake pistons, plates and discs, Brake valve, Operation and adjustment

Clutch
Traction clutch (Perma-Clutch), Traction clutch (Pwer Shift)

Cooling System
Fan and viscous clutch, Radiator, Thermostats, Water pump

Diesel System
Adjustment, Filter and bleeding, Injection pump, Injector nozzles, Static timing

Differential

Differential Lock

Electrical System
Alternator and regulator, Electrical diagrams, Investigator II Warning System, Starting motor

Engine
Assembly, R&R, Camshaft and bearings, Connecting rods and bearings, Crankshaft and bearings, Cylinder head, Cylinder sleeves, Engine break-in procedure, Flywheel, Oil cooler, Oil pump, Piston pins, Pistons and rings, Rocker arms, Rod and piston units, Timing gear cover, Timing gears, Valve adjustment, Valves, seats and valve guides, Valve spring and rotators

Final Drive
Planetary, High clearance

Front System

Front-Wheel Drive
ZF Axle, John Deer Axle

Hydraulic System
Control valves, Hydracushioned seat, Main hydraulic pump, Main hydraulic system, Rockshaft housing, Selective control valve

Power Steering System
Metering pump and steering column, Operation, Steering motor, Steering valve, Troubleshooting

Power Take-Off

Transmission
Power shift, Quad-range

Turbocharger

Manual does not include wiring diagrams.