Part of the Kubota Repair Manuals.
This is the factory Kubota service manual for the M-110 and M-120 tractors, powered by the F5802-TEI and F5802-TE diesel engines. Across 634 pages it walks through every major system: the engine, the clutch and hydraulic PTO, the power shift transmission, the front and rear axles, the brakes, the power steering, the three-point hitch hydraulics, the full electrical system with wiring diagrams, and the cab air conditioner.For each system you get the specifications, tightening torques, clearances, and the step-by-step disassembly and reassembly procedures a dealer technician follows. That lets you diagnose a flashing three-point lift, prime and bleed the fuel system after a filter change, set the cylinder head torque, or trace a no-start back through the safety starting circuit. It is a PDF you can download and print, matched to the M-110 and M-120 chassis.
What's Inside This Kubota M-110, M-120 Manual
| System | Pages | Key Topics |
|---|---|---|
| General | 12-77 | Features, Tractor Identification, Handling Precautions for Electrical Parts and Wiring (Battery, Fuse, Connector, Handling of Circuit Tester), Lubricants, Fuel and Cooling Water |
| Sect 1 Engine | 78-171 | Features |
| Sect 2 Clutch | 172-199 | Damper Disc, Hydraulic PTO Clutch, PTO Clutch Valve, PTO Clutch Pack |
| Sect 3 Transmission | 200-305 | Structure [M-110], Structure [M-120] (Control, Auxiliary Control-Additional Control), Travelling System (Power Shift System) |
| Sect 4 Rear Axle | 306-317 | Planetary Gear, Internal Gear, Brake Shaft, Rear Axle Case, Differential Side Gear, Rear Axle Nut |
| Sect 5 Brakes | 318-343 | Features, Travelling Brake (Operation, Brake Body, Master Cylinder, Equalizer, Brake Oil), Parking Brake |
| Sect 6 Front Axle | 344-385 | Knuckle Shaft, Steering Cylinder, Front Axle Gear Case, Bevel Gear Case, Planetary Gear, Differential Assembly |
| Sect 7 Steering | 386-417 | Features, Power Steering Hydraulic Circuit, Power Steering System Hydraulic Pump, Steering Controller (Control Valve, Metering Device, Oil Flow), Flow Control Valve |
| Sect 8 Hydraulic System | 418-479 | Overall Construction of Hydraulic System, Three Point Hitch System (System Outline, System Construction, Control Outline) |
| Sect 9 Electrical | 480-568 | Wiring Diagram, Starting System (Starter Motor, Intake Air Heater, Safety Starting System), Engine Key Switch Shut-Off System (Fuel Control Motor, Operation) |
| Sect 10 Cab | 569-634 | Air Conditioner Component, Refrigeration System, System Control, Electrical System, Front Windshield Wiper, Rear Windshield Wiper |
Quick Reference Specifications
| Specification | Value | Page |
|---|---|---|
| Cylinder head screws torque | 127.5 to 137.3 N·m / 13.0 to 14.0 kgf·m / 94.0 to 101.3 ft-lbs | p. 120 |
| Fuel filter replacement interval | Initial 50 Hours, then every 200 Hours | p. 26 |
| Fuel pump mounting screw torque | 23.5 to 27.5 N·m / 2.4 to 2.8 kgf·m / 17.4 to 20.3 ft-Ibs | p. 120 |
| Hydraulic pump mounting screw (3 Point hitch pump) torque | 39.2 to 44.1 N·m / 4.0 to 4.5 kgf·m / 28.9 to 32.5 ft-Ibs | p. 458 |
| Hydraulic cylinder assembly mounting screw and nut torque | 77.5 to 90.2 N·m / 7.9 to 9.2 kgf·m / 57.1 to 66.5 ft-Ibs | p. 458 |
| PTO power (Factory observed) | 65.6 kW | p. 8 |
| Total displacement | 5832 cm3 | p. 8 |
| Fuel tank capacity | 150 L | p. 8 |
| Engine crankcase capacity | 20.8 L | p. 8 |
| Transmission case capacity | 55 L | p. 22 |
Kubota M-110, M-120 Common Problems This Manual Covers
Three-point lift light flashes, hitch dead
Owners report the three-point hitch not responding at startup, with the lift light flashing fast until it is reset or raised with the interior up button. The Hydraulic System section covers the hitch control valve and cylinder circuit for diagnosis.
Manual Section: Sect 8 Hydraulic System p. 418Air in fuel system, hard starting
After a fuel filter change air can enter the lines, causing rough running or a no-start until the system is primed and bled. The engine section covers the fuel system and the priming procedure.
Manual Section: Sect 1 Engine p. 78Heavy or unresponsive power steering
A weak or heavy steering response often traces to the hydraulic pump, control valve, or metering device. The Steering section details the power steering circuit and flow control valve.
Manual Section: Sect 7 Steering p. 386Spongy or weak brakes
Brake fade or a soft pedal points to the master cylinder, brake body, or air in the lines. The Brakes section covers the travelling brake components and bleeding.
Manual Section: Sect 5 Brakes p. 318No-crank or safety start lockout
A tractor that will not crank may be held out by the safety starting system or a fault in the starter circuit. The Electrical section includes the wiring diagrams and the starting system.
Manual Section: Sect 9 Electrical p. 480Cab air conditioner not cooling
Poor cab cooling can come from low refrigerant or a fault in the compressor and controls. The Cab section covers the air conditioner components and the refrigeration system.
Manual Section: Sect 10 Cab p. 569Rough or slipping power shift
Shifting problems on the power shift transmission point to the control and travelling system valves. The Transmission section documents the M-110 and M-120 structure and the power shift system.
Manual Section: Sect 3 Transmission p. 200Frequently Asked Questions
Which tractors does this manual cover?
It is the Kubota service manual for the M-110 and M-120 tractors with the F5802-TEI and F5802-TE diesel engines. All major systems are covered across 634 pages, from the engine to the cab air conditioner.
Does it show how to prime and bleed the fuel system?
Yes. The engine section covers the fuel system, including priming and bleeding after a filter change, which is a common cause of hard starting on the M series. p. 78
Does it cover the three-point hitch hydraulics?
Yes. The Hydraulic System section details the three-point hitch, its control valve, and cylinder pressures, useful for diagnosing a flashing lift light or a weak lift. p. 418
How do I get the manual after buying?
It is an instant download. After checkout you receive the PDF file to save and keep, with no shipping and no waiting.
What format is this manual in?
Download the complete 634-page searchable Service Manual right away. It opens on any device, whether that's the laptop at your desk or your phone out in the field.
Are there any print restrictions on this manual?
None. The PDF carries no DRM, so you can print any page or section you need for the shop on any standard printer.
Does this Kubota M-110 Service Manual include the hydraulic layout?
It does. The manual includes hydraulic system diagrams, circuit schematics, and component specifications.
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