Part of the Kubota Operator Manuals.
This is the factory operator's manual for the Kubota RTV-X900 and RTV-X1120D diesel utility vehicles, publication K7421-7121-7, a 114-page English guide. It covers both models, the RTV-X900 with the Kubota D902 engine and the RTV-X1120D with the D1105, in one book.Inside are the instrument panel and control layout, the safe-operation rules, starting and warm-up, driving and parking, cargo bed and tailgate use, hydraulic outlet operation, tires, shock absorber adjustment, towing and transport, and the periodic service schedule with daily and hour-based checks. Specification and vehicle-limitation tables list fuel and oil capacities, cargo and towing limits, and torque figures for each model.Owners and mechanics can use it to run either RTV safely, service it on schedule, and work through engine, battery, and machine troubleshooting.
What's Inside This Kubota RTV-X900, RTV-X1120D Operator Manual
| System | Pages | Key Topics |
|---|---|---|
| Universal Symbols | 3 | Safety Alert Symbol, Seat Belt Symbols, Diesel Fuel and Fuel Level, Hourmeter and Engine Temperature, Brake Fluid and Parking Brake, Battery Charging and Engine Oil Pressure |
| Safe Operation | 11-22 | Before Operating the Vehicle, Hauling Loads in the Cargo Bed, Operating Hydraulic Outlet Driven Equipment, Parking the Vehicle, Transporting, Servicing the Vehicle, Danger |
| Servicing of Vehicle | 23-24 | Recording Serial Numbers (Vehicle Identification Plate, Product Identification Number, ROPS Serial Number), Warranty Information |
| Specifications | 25-26 | Specification Table (Engine, Transmission, Brakes, Steering, Suspension, Dimensions, Max Rolling Weight, Payload Capacity, Weight, Gross Vehicle Weight Rating, Cargo Bed Dimensions, Sound Level, Operator Ear, Tires, Tilt Steering Wheel, Seat Belt, Front Deluxe Guard, Body Color, Bed Lift, Speedometer, Door, Seat Slide) |
| Vehicle Limitations | 27 | Max Cargo Loading Weight, Payload Capacity Table, Rolling Weight |
| Instrument Panel and Controls | 28-31 | Location of External Parts (Front Work Light, ROPS, Hazard / Turn Signal Light, Front Hood, Headlights, Winch Mount Bracket, Front Trailer Hitch Bracket, Battery, Front Guard, Door, Front Trailer Hitch) |
| Pre-Operation Check | 32 | Daily Check (Walk Around Inspection, Check Engine Oil Level, Check Transmission Fluid Level, Check Brake Fluid Level, Check Hydraulic Tank Oil Level, Clean Hydraulic Oil Cooler Net, Check Coolant Level, Clean Grill, Radiator Screen, Check Brake Pedal, Check Parking Brake, Check Indicators, Gauges and Meters, Check Lights, Check Seat Belt and ROPS, Check Joint Boots, Check Tire Inflation Pressure, Check Backup Beeper, Refuel, Care of Danger, Warning and Caution Labels) |
| Operating the Engine | 33-37 | Starting the Engine, Stopping the Engine, Warming Up, Jump Starting |
| Operating the Vehicle | 38-52 | Operating New Vehicle (Do Not Operate the Vehicle at Full Speed for the First 50 Hours, Changing Lubricating Oil for New Vehicles) |
| Cargo Bed | 53-57 | Cargo Bed Tailgate, Raising and Lowering Cargo Bed (No Hydraulic Dump) |
| Hydraulic Outlet | 58-59 | Hydraulic Outlet Lever (Steps for Operation), Hydraulic Outlet Valve Coupler Connecting and Disconnecting |
| Tires and Wheels | 60 | Tires (Inflation Pressure, Tire Type and Use, Heavy Duty Work Site Tire, Turf Tire, All Terrain Vehicle Tire), Wheels |
| Shock Absorbers | 61 | Shock Absorber Spring Adjustment, For Riding and Loading Condition, Shock Absorber Position Table |
| Towing and Transporting | 62-63 | Transport the Vehicle Safely |
| Maintenance | 64-70 | Service Intervals, Lubricants, Fuel and Coolant |
| Periodic Service | 71-107 | How to Open the Hood and Tilt the Seat, How to Raise the Cargo Bed (Raising Lowering: [If Equipped with Hydraulic Dump], [Without Hydraulic Dump]) |
| Storage | 108 | Vehicle Storage Procedures (Check Bolts and Nuts, Apply Grease, Unload Cargo Bed, Inflate Tires, Change Engine Oil, Coat Hydraulic Cylinder Piston Rods, Remove Battery, Store Vehicle in Dry Place) |
| Troubleshooting | 109-111 | Engine Troubleshooting, Battery Troubleshooting, Machine Troubleshooting |
| Options | 112 | Available Options (Backup Beeper, Bed Liner, Fabric Cover, Front Mud Guard, Front Trailer Hitch & Pin, Front Work Light, Rear Trailer Hitch & Pin, Rear Work Light, Front Blade, Strobe Light, Tail Lamp Guards, Turn Signal / Hazard Light Kit, Winch Kit) |
Quick Reference Specifications
| Specification | Value | Page |
|---|---|---|
| All Models | ||
| Wheel fastener torque (Aluminum wheel) | 90 to 110 N-m (9.2 to 11.2 kgf-m) (66.4 to 81.1 lbf-ft) | p. 61 |
| Wheel fastener torque (Steel wheel) | 108 to 130 N-m (11.1 to 13.2 kgf-m) (79.7 to 95.8 lbf-ft) | p. 61 |
| Fuel Capacity | 30 L (7.9 U.S.gals) | p. 25 |
| Hydraulic Tank Oil Capacity | 18.0 L (19.0 U.S.qts.) | p. 67 |
| Brake Fluid Capacity | 0.4 L (0.4 U.S.qts.) | p. 67 |
| Tire Inflation Pressure (HDWS, ATV, Turf) | 140 kPa (1.4 kgf/cm², 20 psi) | p. 60 |
| Max. Cargo Load Capacity | 500 kg (1100 lbs.) | p. 27 |
| Alternator Belt Tension (deflection) | 7 to 9 mm (0.28 to 0.34 in.) | p. 85 |
| Proper Toe-in | 5 to 15 mm (0.2 to 0.59 in.) | p. 88 |
| Parking Brake Lever Free Play | 1 notch | p. 90 |
| RTV-X900 | ||
| Engine Oil Capacity (filter exchanged) | 3.1 L (3.3 U.S.qts.) | p. 67 |
| RTV-X1120D | ||
| Engine Oil Capacity (filter exchanged) | 4.1 L (4.3 U.S.qts.) | p. 67 |
Kubota RTV-X900, RTV-X1120D Common Problems This Manual Covers
Hard starting or fuel trouble
Air in the fuel system or a tired glow-plug circuit leaves the D902 or D1105 slow to fire. The Operating the Engine section covers starting, warm-up, and jump starting.
Manual Section: Operating the Engine p. 33Engine overheating
A grille or radiator screen packed with debris drives coolant temperature up under load. The Periodic Service section covers the radiator, screen, and coolant checks.
Manual Section: Periodic Service p. 71Hydraulic outlet will not drive equipment
Attachments stall when the outlet lever or valve coupler is set or connected wrong. The Hydraulic Outlet section covers the lever steps and coupler connecting and disconnecting.
Manual Section: Hydraulic Outlet p. 58Cargo bed or tailgate sticking
A bed that will not raise or a jammed tailgate usually points to the latch and pivots. The Cargo Bed section covers the tailgate and raising and lowering the bed.
Manual Section: Cargo Bed p. 53Flat battery or no charge
A weak battery or a slack alternator belt leaves the vehicle dead. The Troubleshooting section covers the battery troubleshooting steps.
Manual Section: Troubleshooting p. 109Harsh ride or bottoming suspension
The wrong shock spring setting for the load gives a harsh ride or bottoming out. The Shock Absorbers section gives the spring adjustment and position table for riding and loading.
Manual Section: Shock Absorbers p. 61Frequently Asked Questions
Which vehicles does this manual cover?
It covers the Kubota RTV-X900 with the D902 engine and the RTV-X1120D with the D1105 engine, publication K7421-7121-7, in one operator's manual. p. 25
Is this an operator or workshop manual?
This is the operator's manual for running and owner-level maintenance. Major repairs are directed to the separate Kubota workshop manual.
What service schedule is included?
The Periodic Service section covers daily checks and the hour-based service intervals, summarized in the Maintenance section with the correct lubricants and fluids. p. 71
Does it give per-model oil capacities?
Yes. The Maintenance section lists engine oil capacity separately for the RTV-X900 and RTV-X1120D, plus transmission, hydraulic, and brake fluid capacities. p. 64
Is this Kubota RTV-X900 Operator Manual a digital download?
Immediate download of the complete 114-page searchable Operator Manual. Access it on any device, laptop at your desk or phone in the field.
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