Kubota U27-4 Operator's Manual

Kubota U27-4 Excavator manual cover
Pages 101
Year 2017
Language(s)
English en

Kubota U27-4 Excavator Specification

The Kubota U27-4 Excavator is designed to deliver powerful performance in a compact frame, ideal for working in tight spaces without compromising on efficiency. It is equipped with a reliable Kubota D1105-E4-BH-4 diesel engine that produces 20.9 horsepower, ensuring consistent power output and fuel efficiency. The U27-4 features a maximum digging depth of 9 feet 3 inches, making it suitable for a variety of excavation tasks.

The excavator is built with a zero-tail swing design, allowing operators to perform tasks in confined spaces without the risk of damaging nearby objects or the machine itself. This design is complemented by an advanced hydraulic system, which ensures smooth operation and precise control. The U27-4 includes a spacious and ergonomic operator’s cabin with excellent visibility, reducing fatigue and enhancing safety during prolonged use.

Its hydraulic system includes a variable displacement pump, providing optimal power and efficiency tailored to the task at hand. The undercarriage is robust, featuring a track gauge of 4 feet 3 inches, which provides stability and maneuverability on various terrains. The U27-4 is also equipped with a digital panel that displays essential machine information, aiding in maintenance and operational efficiency.

For versatility, the Kubota U27-4 can be equipped with a variety of attachments, allowing it to handle a wide range of tasks beyond digging, such as grading and lifting. The excavator’s compact size, combined with its powerful performance and advanced features, make it an excellent choice for construction sites, landscaping projects, and other applications requiring a reliable and efficient mini-excavator.

Kubota U27-4 Excavator F.A.Q.

What is the recommended maintenance schedule for the Kubota U27-4 Excavator?

The Kubota U27-4 Excavator maintenance schedule includes daily checks of fluid levels, visual inspections of hoses and belts, and regular greasing of pivot points. Oil changes should occur every 250 hours, and hydraulic fluid should be replaced every 1000 hours.

How can I troubleshoot starting issues with the Kubota U27-4 Excavator?

Check the battery connections for corrosion, ensure the fuel is fresh and the fuel filter is clean. Verify that the safety interlock system is not engaged and inspect the starter motor and ignition switch for faults.

What type of hydraulic fluid is recommended for the Kubota U27-4?

Kubota recommends using a high-performance hydraulic fluid that meets or exceeds the ISO VG46 specification for optimal performance in the U27-4 Excavator.

How do I properly adjust the tracks on a Kubota U27-4 Excavator?

To adjust the tracks, first, lift the excavator using its boom and blade. Then, loosen the track tension bolts and move the track idlers to achieve the correct tension. Ensure the tracks sag slightly when properly adjusted.

What should I do if the Kubota U27-4 Excavator overheats?

First, stop the machine and let it cool down. Check the coolant level and inspect the radiator for blockages. Ensure the cooling fan is operational and clean the radiator fins if necessary.

How do I replace the air filter on a Kubota U27-4 Excavator?

To replace the air filter, open the engine cover and locate the air filter housing. Remove the cover, take out the old filter, and insert a new one. Ensure the filter is seated properly before closing the housing.

What is the proper way to store the Kubota U27-4 Excavator when not in use for an extended period?

Clean the excavator thoroughly and lubricate all moving parts. Drain the fuel or add a stabilizer, disconnect the battery, and cover the machine to protect it from the elements. Store in a dry, sheltered location if possible.

Why might the hydraulic system of the Kubota U27-4 Excavator be operating slowly?

Slow hydraulic operation can be caused by low hydraulic fluid levels, clogged filters, or worn-out pump components. Check fluid levels, replace filters if needed, and inspect the hydraulic pump for signs of wear.

How can I improve the fuel efficiency of my Kubota U27-4 Excavator?

Maintain regular service intervals, keep tires properly inflated, reduce idling time, and operate the machine smoothly. Using the right attachments and working at optimal RPMs can also improve fuel efficiency.

What are the common signs of wear and tear on a Kubota U27-4 Excavator?

Common signs include unusual noises during operation, hydraulic leaks, decreased performance, and visible wear on tracks and bucket teeth. Regular inspections can help identify these issues early.