Lesson 1. Basic Hydraulics
Hydraulic and Hydraulics
Characteristics of Hydraulic Systems
Force
Pressure
Examples of Pressure Measurement
Fiogure 1-1. Measuring Pressure.
Figure 1-2. Relationship of Force, Area, and Pressure.
Figure 1-3. Transmission of Force Through Solids.
Figure 1-4. Transmission of Force Through Confined Liquids
Mechanical Advantage
Figure 1-5. Hydraulics and Mechanical Advantage.
Air and Nitrogen
Fluids Used in Hydraulics
Mineral-Base Hydraulic Fluids.
Table 1-1. Uses of Mineral-Base Hydraulic Fluids.
Fire Hazards.
Summary - AL09070023
Lesson 1. Practice Exercise - AL09070024
Lesson 1. Practice Exercise (Cont)
Answer Key and Feedback - AL09070027
Answer Key and Feedback (Cont) - AL09070028
Lesson 2. Hydraulic Plumbing
Introduction - AL09070031
Identification of Lines
Figure 2-1. Color-Coded Tape.
Figure 2-2. Solid-Color Band System.
Tubing
Routing of Lines
Figure 2-3. Correct and Incorrect Tube Layout.
Table 2-1. Table of Bend Radii.
Figure 2-4. Standard Tube-Cutting Tool.
Figure 2-5. Acceptable and Unacceptable Tube Bends.
Power Bending Tool
Figure 2-6. Roller Bending Tool.
Tube Connections
Figure 2-7. Flareless and Flared Fittings.
Figure 2-8. Flareless Fitting.
Preparing Tubing for Flaring
The Screw Flaring Tool.
Figure 2-10. Double Flaring.
Faulty Flares
Fitting Nuts
Figure 2-11 Typical Fittings.
Tube Repair
Figure 2-12./ Low-Pressure Tube Splice.
Figure 2-13. High-Pressure Tube Splice.
Summary - AL09070055
Part B- Hose
Figure 2-14. Hose Markings.
Hose Size
Fabrication of Hose Assemblies
Figure 2-15. Determination of Correct Hose Length.
Fabricating High-Pressure Rubber Hose Assemblies.
Figure 2-16. Assembly of Hose and End Fitting.
Testing Hose Assemblies
Supports and Grommets
Figure 2-17. Connecting Hose Assemblies.
Figure 2-18. Hose Support.
Figure 2-19. Temperature Protection.
Summary - AL09070068
Part C- Seals and Gaskets
Figure 2-20. Seals Used in Plumbing Systems.
Installing Seals
Gaskets
Summary - AL09070073
Lesson 2. Practice Exercise
Lesson 2. Practice Exercise (Cont)
Answer Key and Feedback - AL09070076
Basic Hydraulics and Hydraulic Plumbing
Hydraulic and Hydraulics
Characteristics of Hydraulic Systems
Force
Pressure
Examples of Pressure Measurement
Fiogure 1-1. Measuring Pressure.
Figure 1-2. Relationship of Force, Area, and Pressure.
Figure 1-3. Transmission of Force Through Solids.
Figure 1-4. Transmission of Force Through Confined Liquids
Mechanical Advantage
Figure 1-5. Hydraulics and Mechanical Advantage.
Air and Nitrogen
Fluids Used in Hydraulics
Mineral-Base Hydraulic Fluids.
Table 1-1. Uses of Mineral-Base Hydraulic Fluids.
Fire Hazards.
Summary - AL09070023
Lesson 1. Practice Exercise - AL09070024
Lesson 1. Practice Exercise (Cont)
Answer Key and Feedback - AL09070027
Answer Key and Feedback (Cont) - AL09070028
Lesson 2. Hydraulic Plumbing
Introduction - AL09070031
Identification of Lines
Figure 2-1. Color-Coded Tape.
Figure 2-2. Solid-Color Band System.
Tubing
Routing of Lines
Figure 2-3. Correct and Incorrect Tube Layout.
Table 2-1. Table of Bend Radii.
Figure 2-4. Standard Tube-Cutting Tool.
Figure 2-5. Acceptable and Unacceptable Tube Bends.
Power Bending Tool
Figure 2-6. Roller Bending Tool.
Tube Connections
Figure 2-7. Flareless and Flared Fittings.
Figure 2-8. Flareless Fitting.
Preparing Tubing for Flaring
The Screw Flaring Tool.
Figure 2-10. Double Flaring.
Faulty Flares
Fitting Nuts
Figure 2-11 Typical Fittings.
Tube Repair
Figure 2-12./ Low-Pressure Tube Splice.
Figure 2-13. High-Pressure Tube Splice.
Summary - AL09070055
Part B- Hose
Figure 2-14. Hose Markings.
Hose Size
Fabrication of Hose Assemblies
Figure 2-15. Determination of Correct Hose Length.
Fabricating High-Pressure Rubber Hose Assemblies.
Figure 2-16. Assembly of Hose and End Fitting.
Testing Hose Assemblies
Supports and Grommets
Figure 2-17. Connecting Hose Assemblies.
Figure 2-18. Hose Support.
Figure 2-19. Temperature Protection.
Summary - AL09070068
Part C- Seals and Gaskets
Figure 2-20. Seals Used in Plumbing Systems.
Installing Seals
Gaskets
Summary - AL09070073
Lesson 2. Practice Exercise
Lesson 2. Practice Exercise (Cont)
Answer Key and Feedback - AL09070076
Basic Hydraulics and Hydraulic Plumbing
