Kubota GL9000-AUS - User Manual

Questions and Answers

K
kirksaraAug 20, 2025
What to do if my Kubota GL9000-AUS engine suddenly stops?
- B
  blakederekAug 20, 2025
  If your Kubota Portable Generator engine stops suddenly, it might be due to several reasons: * Fuel shortage: Refuel the generator. * Insufficient engine oil: Add oil. * High water temperature or insufficient cooling water: Fill cooling water. * Loosened water pump belt: Adjust the belt tension. * Radiator blockage: Clean the radiator. * Open terminal cover: Close and fix the terminal cover with panel lock bolts.
K
Kevin HallAug 22, 2025
Why won't my Kubota GL9000-AUS Portable Generator start even when turning normally?
- T
  Teresa TaylorAug 22, 2025
  If your Kubota Portable Generator is not starting, consider the following: * Fuel shortage: Refuel the generator. * Fuel flow: Check the fuel filter (replace if dirty) and fuel tank (remove impurities or moisture). * Air/water in fuel line: Inspect the pipe and clamp, repair if damaged, relieve air, and remove water from the tank and filter. * Loose injection pipe: Re-tighten the pipe.
R
Raymond MendezAug 25, 2025
How to troubleshoot a Kubota GL9000-AUS Portable Generator that is not starting?
- S
  Samantha PierceAug 25, 2025
  If your Kubota Portable Generator is not starting, check for these potential issues: * Battery trouble: Replace the battery. * Insufficient battery charge: Recharge the battery. * Cold weather issues: Replace engine oil with 5W40 or 10W30 for cold conditions and replace the fuse. * Open terminal cover: Ensure the terminal cover is closed and secured with panel lock bolts.
S
sabrinasmithAug 26, 2025
What does it mean if the oil pressure lamp is on in my Kubota Portable Generator?
- J
  jessica19Aug 27, 2025
  If the oil pressure lamp lights on when operating your Kubota Portable Generator, it could be due to: * Insufficient engine oil: Add engine oil. * Lubricating system issues: Check the system. * Faulty oil pressure sensor: Replace the sensor. * Faulty oil pressure sensor wiring: Repair the wiring.
R
Raymond ReyesAug 27, 2025
Why is the water temperature lamp lighting up on my Kubota GL9000-AUS Portable Generator?
- P
  pamela96Aug 27, 2025
  If the water temperature lamp lights on when operating your Kubota Portable Generator, it could be due to: * Engine overheating: Consult the "Precaution overheating" section in the "Radiator" section. * Faulty water temperature sensor: Replace the sensor. * Faulty water temperature sensor wiring: Repair the wiring.
J
jacksonmicheleAug 29, 2025
How to fix irregular rotation in my Kubota Portable Generator?
- A
  Anne DavilaAug 30, 2025
  To address irregular rotation in your Kubota Portable Generator: * Fuel shortage: Refuel the generator. * Fuel flow: Check and replace the fuel filter if it's dirty, and remove any impurities or moisture from the fuel tank. * Air/water in fuel line: Inspect the pipe and clamp, repair if damaged. * Loose injection pipe: Re-tighten the pipe.
T
Thomas GarciaAug 31, 2025
What to do if the circuit breaker on my Kubota GL9000-AUS won't operate?
- B
  Benjamin ColemanAug 31, 2025
  If your Kubota Portable Generator's circuit breaker cannot be operated, it may be due to: * Overload: Reduce the load on the generator. * Short circuit: Repair the load circuitry connected to the output section.
A
Ashley SchneiderSep 2, 2025
Why is my Kubota Portable Generator's output insufficient and rotation slow under load?
- J
  Joseph WilliamsSep 2, 2025
  If your Kubota Portable Generator's output is insufficient and the rotation slows under load, check for: * Clogged air cleaner element: Replace the air cleaner element. * Fuel system blockage: Inspect the fuel system. * Clogged fuel filter: Clean the filter element. * Oil deterioration: Replace the engine oil. * Overload: Refer to the generator guidelines for proper loading.
H
howardandreaSep 4, 2025
What to do if there is no output from my Kubota GL9000-AUS Portable Generator?
- B
  Bruce BarkerSep 4, 2025
  If you're not getting any output from your Kubota Portable Generator: * Initial current overload: Reduce the load (especially if it's a motor). * Overload: Reduce the load.
D
Danielle FosterSep 6, 2025
What does it mean when my Kubota GL9000-AUS Portable Generator engine indicates loaded condition?
- D
  Derrick EstesSep 6, 2025
  If your Kubota Portable Generator's engine indicates a loaded condition, immediately stop the generator and request a repair, as this could be due to a short circuit in the generator wiring.

Summary

FOREWORD

SAFETY PRECAUTIONS

DANGER, WARNING AND CAUTION LABELS

Details on hazard, warning, and caution labels for safe operation.

CARE OF DANGER, WARNING AND CAUTION LABELS

Instructions for maintaining the visibility and integrity of safety labels.

SPECIFICATION

GENERATOR SPECIFICATIONS

Technical details and ratings for the generator models.

DIESEL ENGINE SPECIFICATIONS

Technical details and ratings for the diesel engine.

SET SPECIFICATIONS

Specifications related to fuel, tank capacity, and battery.

NOMENCLATURE

Component Identification

Visual identification of various external components of the generator.

Control Panel Identification

Identification of controls and indicators on the generator's control panel.

GROUND FAULT CIRCUIT INTERRUPTER (GFCI) RECEPTACLE

GFCI Warnings and Testing Procedure

Safety warnings and procedures for testing the GFCI receptacle.

Control Box Components

Identification of components within the generator's control box.

PREPARATION TO SUPPLY THE ELECTRIC POWER

Generator Grounding Requirements

Guidelines and recommendations for proper generator grounding.

Recommended Electrical Device Capacity

Guidance on the capacity of electrical devices that can be operated.

Connecting Electrical Devices

Procedures and considerations for connecting motors, lights, and heaters.

CONNECTING THE LOAD

Connection Notes and Warnings

Important connection notes, including safety warnings for building systems.

Connecting Load to Receptacles

Procedures for connecting loads to the generator's AC receptacles.

PRE-OPERATION CHECK

Daily Operation Checks

Essential checks to perform before starting the generator for daily operation.

Battery Preparation and Charging

Instructions for preparing and charging the generator's battery.

Engine Oil and Coolant Checks

Procedures for checking and maintaining engine oil and coolant levels.

Fuel Level Check and Refueling

Guidelines for checking fuel level and safe refueling practices.

OPERATING THE GENERATOR

Starting the Engine Safely

Step-by-step instructions and safety precautions for starting the generator.

Cold Weather Starting Procedures

Specific steps for starting the generator in cold ambient temperatures.

Stopping the Engine Correctly

Procedures for safely stopping the generator engine.

SERVICE INTERVALS

PERIODIC SERVICE

Fuel System Maintenance

Procedures for checking fuel level, pipes, and bleeding the fuel system.

Engine Oil and Filter Maintenance

Procedures for checking engine oil, changing oil, and replacing the filter.

Air Cleaner Maintenance

Instructions for cleaning and replacing air filter elements.

Battery Maintenance and Charging

Guidelines for battery maintenance, charging, and storage.

Electrical System Checks

Checks for electric wiring, fuses, and associated components.

TRANSPORTING; STORAGE

Generator Transporting Guidelines

Safety precautions and methods for transporting the generator.

Generator Storage Procedures

Instructions for safely storing the generator for extended periods.

TROUBLESHOOTING

Generator Troubleshooting

Common generator issues and their causes and countermeasures.

Engine Troubleshooting

Common engine issues, their causes, and countermeasures.

AUTOMATIC START;STOP UNIT (A S;S UNIT)

WIRING DIAGRAM