Part of the Kubota Repair Manuals.
This Kubota MX4700 and MX5100 workshop manual is the factory service documentation for these tractors, built around the V2403-M-E3 and turbocharged V2403-M-TE3 diesel engines. It runs 417 pages and is organized into General, Mechanism, and Servicing content covering the tractor from identification and torque tables through full teardown.
Coverage spans the engine, clutch, transmission, rear axle, brakes, front axle, steering, hydraulic system, and electrical system. You get wiring diagrams, hydraulic pump flow-meter tests, relief valve and control valve procedures, cylinder specifications, and the operator presence control safety circuit, along with factory specifications and allowable limits.
Owners, independent mechanics, and restorers can use it to chase power loss under load, fix a loader circuit that has lost a function, adjust clutch and brake free play, service the steering controller, or trace a no-start through the safety switches. It is a downloadable PDF you can search on any device or print by the page.
What's Inside This Kubota MX4700, MX5100 Manual
| System | Pages | Key Topics |
|---|---|---|
| G General | 14-83 | Tractor Identification, Cylinder Number, Electrical Parts, Wiring, Battery, Fuse, Connector, Circuit Tester |
| Engine | 84-159 | Checking and Adjusting, Disassembling and Assembling, Cylinder Head and Valves, Piston and Connecting Rod, Crankshaft, Oil Pump |
| Clutch | 160-193 | Checking and Adjusting, Disassembling Clutch, Disassembling PTO Clutch, Travelling Clutch, Hydraulic PTO Clutch |
| Transmission | 194-250 | Separating Engine and Clutch Housing Case, Separating Clutch Housing and Mid Case, Disassembling Clutch Housing, Separating Mid Case and Transmission Case, Disassembling Mid Case |
| Rear Axle | 251-259 | Rear Axle Case, Rear Wheel, ROPS, Ball Bearing, Oil Seal, Lock Nut, Internal Snap Ring |
| Brakes | 260-273 | Brake Case, Brake Cam Lever, Parking Brake Lever, Brake Pedal, Brake Rod, Brake Lever Link, Turnbuckle, Oil Seal |
| Front Axle | 274-300 | Checking and Adjusting, Separating Front Axle, Disassembling 2WD Type Front Axle, Disassembling 4WD Type Front Axle, 2WD Type, 4WD Type |
| Steering | 301-324 | Hydraulic Pump Test Using Flow-Meter, Relief Valve, Hydraulic Pump, Steering Wheel and Steering Controller, Steering Cylinder |
| Hydraulic System | 325-368 | Hydraulic Pump Test Using Flow-Meter, Relief Valve, Hydraulic Pump, Hydraulic Cylinder, Position Control Valve, Cylinder Safety Valve |
| Electrical System | 369-417 | Wiring Diagram, Engine Starting System, Opc (Operator Presence Control) System, Battery, Alternator, Safety Switch |
Quick Reference Specifications
| Specification | Value | Page |
|---|---|---|
| Front wheel mounting nut torque | 124.0 to 147.0 N·m | p. 285 |
| Rear wheel mounting screw and nut torque | 197 to 226 N·m | p. 285 |
| Power steering main delivery hose retaining nut torque | 46.6 to 50.9 N·m | p. 310 |
| Power steering turning delivery hoses retaining nut torque | 24.5 to 29.4 N·m | p. 310 |
| Regulator valve mounting screws torque | 17.6 to 20.6 N·m | p. 347 |
| Position control valve mounting bolt (M8) torque | 23.6 to 27.4 N·m | p. 347 |
| Hydraulic Cylinder Bore I.D. (Factory spec) | 90.000 to 90.050 mm | p. 346 |
| Hydraulic Cylinder Bore I.D. (Allowable limit) | 90.150 mm | p. 346 |
| Fuel filter element replacement interval | every 400 Hr | p. 27 |
| Engine oil filter replacement interval | every 200 Hr | p. 27 |
| Fan belt tension (deflection) | 12 mm (0.48 in.) at 98 N (10 kgf, 22 lbf) of force | p. 103 |
| Fan belt adjustment interval | every 100 Hr | p. 27 |
Kubota MX4700, MX5100 Common Problems This Manual Covers
Loses power under hydro load
A tractor that barely pulls itself and drops engine RPM when the pedal is engaged usually has a transmission or powertrain load fault rather than a maintenance issue. The transmission section covers separating and disassembling the clutch housing, mid case, and transmission case.
Manual Section: 3 Transmission p. 194Sudden loss of a loader function
Loader curl working while lift or another circuit stops responding points to a control valve, a circuit restriction, or a failed hydraulic component. The hydraulic system section covers the pump, control valve, and cylinder service.
Manual Section: 8 Hydraulic System p. 325Clutch drag or wrong free play
Hard shifting or a clutch that will not fully release is often incorrect pedal free play or worn discs. The clutch section covers checking and adjusting plus the main, PTO, and traveling clutch service.
Manual Section: 2 Clutch p. 160Steering locks up or turns hard
Heavy or binding steering usually points to the hydraulic pump, relief valve, or steering controller. The steering section includes a hydraulic pump flow-meter test and controller and cylinder service.
Manual Section: 7 Steering p. 301Weak brakes or long pedal travel
Reduced braking or excess pedal travel is often an adjustment or wear issue. The brakes section covers checking and adjusting and separating the brake case from the transmission case for service.
Manual Section: 5 Brakes p. 260Engine will not start or crank
A no-start can come from the battery, safety switches, or the operator presence control circuit rather than the engine itself. The electrical section covers the starting system, OPC system, battery, alternator, and safety switch.
Manual Section: 9 Electrical System p. 369Frequently Asked Questions
Which tractors does this manual cover?
It covers the Kubota MX4700 and MX5100 tractors. The MX4700 uses the V2403-M-E3 engine and the MX5100 uses the turbocharged V2403-M-TE3, in both 2WD and 4WD configurations.
Does it list wheel nut torque values?
Yes. The front axle section gives the front and rear wheel mounting torque specifications, along with front axle disassembly for both the 2WD and 4WD types. p. 274
Can it help troubleshoot loader and hydraulic faults?
Yes. The hydraulic system section covers a pump flow-meter test, relief valve, position control valve, cylinder safety valve, and hydraulic cylinder service to trace loader and lift problems. p. 325
How is the manual delivered?
It is an instant digital download. You get the PDF right after checkout and keep your own copy, with nothing to ship or wait for.
What format is this manual in?
Immediate download of the complete 417-page searchable workshop manual. Open it on any device: laptop at the desk or phone out in the field.
Am I able to print pages from this manual?
Yes. Print as many copies as you like; there are no restrictions. Plenty of mechanics print just the section they need and carry it to the shop floor.
Does this Kubota MX4700 manual have electrical schematics?
Yes. You'll find full electrical schematics with wire routing diagrams, connector identification, and circuit descriptions.
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