Kubota Excavator U27-4 Workshop Manual RY911-34852 2025

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Kubota Excavator U27-4 Workshop Manual RY911-34852 2025
Size: 43.43 MB
Format: PDF
Language: English
Brand: Kubota
Type of Machine: Excavator
Type of Manual: Workshop Manual, Hydraulic Diagram, Electrical Diagram
Model: Kubota U27-4 Excavator
Engine: D1105-E4-BH-2
Part Number: RY911-34852
Publication Date: 2025
Number of Pages: 466 Pages

Contents:
To The Reader
I Information
Information
1. Safety First
2. In The Interest Of Work Safety
3. Labels Displayed To Promote Work Safety
4. Main Specifications
5. Dimensions
G General
General
1. Machine Indentification
2. Engine Indentification
3. General Precautions
4. Handling Precautions For Electrical Parts And Wiring
5. Torque Specification Table
6. Types Of Oil
7. Maintenance Intervals
1 Machine Body
Servicing
1. Front Equipment
2. Swivel Frame
3. Track Frame
4. Measuring Machine Performance
5. Swivel Gear Backlash Performance
2 Engine
General
1. Engine
3 Hydraulic System
Mechanism
1. Hydraulic Circuit Diagram (U27-4 Std)
2. Hydraulic Circuit Diagram (U27-4 Hi Spec)
3. Hydraulic Device Layout
4. Pump
5. Control Valve
6. Swivel Motor
7. Travel Motor
8. Hydraulic Cylinder
9. Pilot Valve (Boom, Arm, Bucket, Swivel)
10. Unload Valve
11. Proportional Valve (Hi Spec)
12. Third Line Valve (Hi Spec)
13. Selector Valve (Hi Spec)
Servicing
1. Pump
2. Control Valve
3. Swivel Motor
4. Swivel Joint
5. Travel Motor
6. Hydraulic Cylinder
7. Pilot Valve
8. Proportional Valve
9. Unload Valve
10. Third Line Valve
11. Selector Valve
12. Hydraulic Hoses
13. Measuring The Performance Of Hydraulic Devices
14. Hydraulic Device Performance Standards
15. Troubleshooting
4 Electrical System
Servicing
1. Reading The Electrical Circuit Diagrams
2. Electronic Device Layout
3. Wiring Circuit
4. Troubleshooting (Start-Up Equipment Version)
5. Checks
6. Meter Panel
7. Troubleshooting (Meter Panel)
8. Flow Chart Of The Normal And User Settings Modes
9. Service Dealer Mode Flow Chart (1/2)
10. Service Dealer Mode Flow Chart (2/2)
5 Cabin
Servicing
1. Cabin Removal And Mounting
2. Heater Removal And Installation
3. Checks
4. Removal And Installation Of Glass
5. Troubleshooting