This is the Kubota operator's manual for the M100GX, M110GX, M126GX, and M135GX tractors, code 3Y206-9971-1, a 178-page PDF with a full text layer covering machines built from 2013 onward with the V3800-TI-CRS and V6108-TI-CRS engines. It runs from safe operation and the instrument panel through operating the engine and tractor, the PTO, the three-point hitch, and the hydraulic unit.The maintenance and periodic service chapters give the service intervals and the daily through 600-hour checks, with specifications for fuel and coolant capacities, hydraulic pressure, lifting force, tire pressures, and wheel bolt torques. A troubleshooting chapter covers engine and power shift or range shift problems.Buyers get an instant PDF download that opens on a phone, tablet, or in the cab and prints cleanly, so the service schedule and operating procedures are always within reach.
What's Inside This Kubota M100–M135 Series Operator Manual
| System | Pages | Key Topics |
|---|---|---|
| Safe Operation | 11-22 | Before Operating the Tractor, Cab, ROPS, Operating on Slopes, Driving the Tractor on the Road, Operating the PTO, Danger, Warning and Caution Labels |
| Servicing of Tractor | 23-24 | Tractor Identification Plate, Tractor Serial Number, Cab / ROPS Serial Number, Engine Serial Number, Diesel Particulate Filter (DPF) Serial Number |
| Specifications | 25-27 | Specification Table, Travelling Speeds |
| Implement Limitations | 28-29 | Tread (Max. Width), Lower Link End Max. Lifting Capacity, Max. Drawbar Load, Trailer Loading Weight, Implement Weight |
| Instrument Panel and Controls | 30-34 | Instrument Panel, Switches and Hand Controls, Foot and Hand Controls |
| Pre-Operation Check | 35 | Daily Check |
| Operating the Engine | 36-49 | Exhaust Aftertreatment Devices, Starting the Engine, Cold Weather Starting, Stopping the Engine, Warming Up, Jump Starting |
| Operating the Tractor | 50-87 | Operating New Tractor, Boarding and Leaving the Tractor, Starting, Stopping, Check During Driving, Side Digital Display, Electronic Engine Control, Auto Mode |
| PTO | 88-90 | PTO Operation |
| Three-Point Hitch and Drawbar | 91-96 | 3-Point Hitch, Drawbar |
| Hydraulic Unit | 97-105 | 3-Point Hitch Control System, Remote Hydraulic Control System |
| Tires, Wheels and Ballast | 106-111 | Tires, Wheel Adjustment, Ballast |
| Cab Operation | 112-119 | Door and Window, Dome Light, Wiper, Air Conditioner, Installing the Implement Control Box, Electrical Outlet, Beacon Light |
| Maintenance | 120-125 | Service Intervals, Lubricants, Fuel and Coolant |
| Periodic Service | 126-161 | How to Open the Hood, Daily Check, Every 50 Hours, Every 100 Hours, Every 200 Hours, Every 300 Hours, Every 400 Hours, Every 600 Hours |
| Storage | 162 | Tractor Storage, Removing the Tractor From Storage |
| Troubleshooting | 163-166 | Engine Troubleshooting, Power Shift/Range Shift Trouble Shooting |
| Options | 167 | Heavy Duty Fuel Tank Guard, Front End Weights, Rear Wheel Weights, Creep Speed Kit, 80" Wide Axle, Instructional Seat |
| Apprendices | 168-175 | Side Digital Display |
Quick Reference Specifications
| Specification | Value | Page |
|---|---|---|
| All Models | ||
| Wheel bolt torque (Front) | 260 to 304 N-m (26.5 to 31.0 kgf-m) | p. 111 |
| Wheel bolt torque (Rear) | 343 to 401 N-m (35.0 to 41.0 kgf-m) | p. 111 |
| Fuel tank capacity | 190 L | p. 25 |
| Hydraulic system pressure | 19.6 MPa (200 kgf/cm²) | p. 26 |
| M100GX, M110GX | ||
| Fuel filter replacement interval | every 400 Hr | p. 99 |
| Engine oil capacity | 10.5 L | p. 25 |
| Coolant capacity | 9.6 L | p. 25 |
| Max. lifting force (at lifting points) | 5000 kg | p. 26 |
| M126GX, M135GX | ||
| Engine oil capacity | 14.6 L | p. 25 |
| Coolant capacity | 14.6 L | p. 25 |
| Max. lifting force (at lifting points) | 6100 kg | p. 26 |
Kubota M100–M135 Series Common Problems This Manual Covers
Hard starting after a fuel filter change
Air trapped in the fuel system after servicing the filter can keep the engine from restarting until it is fully purged. The periodic service coverage shows the fuel filter replacement steps.
Manual Section: Periodic Service p. 126Engine loses power or starves under load
Uneven running or fuel starvation under load often traces to a fuel restriction, an air leak, or improper priming after maintenance. The troubleshooting chapter covers engine symptoms and causes.
Manual Section: Troubleshooting p. 163DPF regeneration confusion
Owners are often unsure how the exhaust aftertreatment and regeneration modes work. The engine operating section explains the aftertreatment devices and the parked and auto regeneration controls.
Manual Section: Operating the Engine p. 36Three-point hitch will not lift properly
Weak or inconsistent lift can come from the hitch control settings or the remote hydraulic system. The hydraulic unit section explains the three-point hitch control and remote system operation.
Manual Section: Hydraulic Unit p. 97Poor traction or instability without ballast
The tractor can feel unstable or spin under load when tires and ballast are set up wrong. The tires, wheels, and ballast section covers inflation, wheel adjustment, and ballast setup.
Manual Section: Tires, Wheels and Ballast p. 106Harsh or incorrect power shift changes
Rough shifting or unexpected shift behavior ties to the electronic engine control and auto mode settings. The operating chapter explains the power shift, auto mode, and side digital display.
Manual Section: Operating the Tractor p. 50Frequently Asked Questions
Which tractors does this manual cover?
It covers the Kubota M100GX, M110GX, M126GX, and M135GX tractors, code 3Y206-9971-1, with the V3800-TI-CRS and V6108-TI-CRS engines. It is an operator's manual.
Is this an operator manual or a repair manual?
This is the operator's manual. It covers operation, controls, maintenance intervals, and periodic service and troubleshooting, rather than full workshop teardown procedures.
What are the wheel bolt torque specs?
The manual lists a rear wheel bolt torque of 343 to 401 N-m and a front wheel bolt torque of 260 to 304 N-m for the GX series. p. 111
What service intervals does it list?
The maintenance chapter sets out the service intervals, and the periodic service chapter details the daily, 50, 100, 200, 300, 400, and 600 hour checks. p. 120
What format is this Kubota M100–M135 Series manual in?
A 178-page Operator Manual in searchable PDF format (13 MB), available the moment you complete checkout. View on computer, tablet, or phone, with no shipping wait.
Is printing allowed for this Kubota M100–M135 Series Operator Manual?
Absolutely. No DRM or copy protection. Print the whole manual or just the pages you need. Any home or office printer works.
Does this Kubota M100–M135 Series Operator Manual include the hydraulic layout?
Yes, a hydraulic system diagram is included showing the main circuit layout.
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