John Deere 5038D 5042D 5045D 5047D 5050D Repair Manual [Tractors]

Factory Service Repair, Operation & Test Manual TM900719 For John Deere 5038D 5042D 5045D 5047D 5050D Tractors. Detailed step by step illustrations, instructions, diagrams for Systems Diagnosis, System Theory of Operation, Performance Testing, Tests and Adjustments, Operational Check, Operation, Unit Locations and Identification and lot of other useful information for repair and servicing. This manual is used by dealers.
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Models

John Deere
5038D
5042D
5045D
5047D
5050D

prefix PY – India Tractors

Contents

Foreword
Product and Market Identification
General Information
Safety
General Specifications
Fuel and Lubricants
Serial Number Locations
Features and Accessories
Engine Repair
Engine
Cylinder Head and Valves
Cyl. Block, Liners, Pistons & Rods
Crankshaft, Main Bearings and Flywheel
Camshaft and Timing Gear Train
Lubrication System
Cooling System
Fuel and Air Repair
Fuel System
Air Intake and Exhuast System
Speed Control Linkage
Electrical Repair
Battery, Starter and Alternator
Electrical System Components
Wiring Harness
Power Train Repair
Clutch Housing
Clutch Assembly
AA Transmission
Mechanical Front Wheel Drive
Rear PTO Dual Clutch
Rear PTO Single Clutch
Differential
Final Drives
Steering and Brake Repair
Steering Repair
Brake Repair
Hydraulic Repair
Hydraulic Pump and Filter
JD Rockshaft
Miscellaneous Repair
Front Axle
Wheels
3-Point Hitch
Operator Station Repair
Seat and Support
Operator Platform
Fenders
ROPS (Roll Over Protective Structure)
Operational Checkout Procedures
Operational Checkout Procedures
Engine Operation, Tests and Adjustments
Component Location
Theory of Operation
Diagnosis, Tests and Adjustments
Fuel/Air Operation, Tests and Adjustments
Component Location
Theory of Operation
Diagnosis, Tests and Adjustments
Electrical System Operation, Tests & Adjustments
Component Location
Theory of Operation
Wiring Schematics
Diagnosis, Test and Adjust
Power Train Operation, Tests & Adjustments
Component Location AA Power Train
Theory of Operation AA Transmission
Diagnosis, Tests and Adjustments PowerTrain
Steering and Brake Operation, Tests & Adjustments
Component Location
Theory of Operation
Diagnosis, Tests and Adjustments
Hydraulic System Operation, Tests & Adjustments
Component Location
Theory of Operation
Diagnosis
Hydraulic Tests
Adjustments – JD Rockshaft
Hydraulic Schematics
Example:

b. When installing the rubber toric on the seal ring, ensure that it is uniformly seated on
the retaining lip and is not twisted.
c. Place the seal in the installation tool and locate this assembly squarely against the top
of the conical seal.
d. Spray the o-ring and seat with alcohol to act as a lubricant to the o-ring.
e. Use sudden and even pressure against the Face Seal Tool to push in the seal and
ensure the retaining lip is not twisted or pinched.
f. The sealing ring face should be parallel to the conical seal face within 0.50 mm.
g. After installing the seal halves, wipe both metal sealing faces clean with a lint-free
cloth.
h. Then apply a coat of clean MS8 oil to the metal seat faces with a lint-free applicator.
The oil must not wet surfaces other than the sealing faces.
i. Clean the metal surfaces with lint-free cloth.
j. Clean o-ring seal with alcohol spray.

Removal and Disassembly:
[1] – Raise and support front of machine.
[2] – Drain oil from front axle housing and both final drives.
[3] – Disconnect tie rod and steering cylinder.
[4] – Remove four cap screws fastening each spindle housing to MFWD axle housing and
remove spindles/final drives as an assembly.
[5] – Remove both axle shafts from MFWD housing.
[6] – Remove the roll pin from the rear MFWD drive shaft. (See MFWD Drive Shaft Removal
and Installation in Section 80, Group 30.)
[7] – Remove cap screws fastening the differential carrier housing to the MFWD axle housing
and remove carrier assembly.
[8] – Mark bearing caps and carrier housing to assure they are assembled in their original
positions. Remove cap screws from the bearing caps.
[9] – Remove the differential case from the differential carrier housing.