HELP 2018-2019 Course Catalog [ARCHIVED CATALOG] Print this Page Facebook this Page (opens a new window) Tweet this Page (opens a new window) Add to Portfolio (opens a new window)

AVM 133 - Hydraulic/Pneumatic Power Sys

1. Describe types and identification of hydraulic fluids.
   1. List the four basic rules for use and handling of hydraulic fluids.
   2. List advantages and disadvantages of the three types of hydraulic fluids.
   3. Determine the proper fluid for use in a specified hydraulic system.
   4. Identify ester-base, petroleum base, and vegetable base fluids and their proper mil-spec. numbers.
   5. Identify color code for hydraulic system and hydraulic lines.
   6. List hazards and precautions to be observed in the handling of ester-base fluids.
2. Repair hydraulic and pneumatic power systems components.
   1. Select and install seals.
   2. Identify hydraulic seals and packings.
   3. Identify types and materials used in hydraulic seals and packing rings and their use with specified fluids
   4. Determine the correct seal to use with ester-base, petroleum base, and vegetable base fluids.
   5. Hydraulic tubing, types of rigid tubing used in low pressure and high pressure systems
   6. Apply F.A.A. requirements in regard to tubing replacement, inspection and acceptable tubing damage
   7. Install tubing in aircraft
   8. Identify F.A.A. requirements in regard to fabrication, length, installation in aircraft, and replacement of hydraulic rigid lines and hoses.
   9. Install seals, packings, and rings in a hydraulic component.
   10. Protect packing rings and seals against thread damage during installation.
   11. Use of lubricant in installation of seals and packings.
   12. Protect hydraulic system from contamination during a component replacement.
3. Install hydraulic components
   1. Identify, remove and install a hydraulic selector valve.
   2. Remove and install pressure regulators
4. Inspect, check, service, troubleshoot and repair hydraulic and pneumatic power systems.
   1. Solve problems involving force, area, and pressure.
   2. Reference information pertaining to operation of a basic hydraulic system.
   3. Compare constant pressure and open center types of hydraulic systems.
   4. Inspect and service hydraulic reservoir
   5. Identify and describe the operation of constant and variable displacement hydraulic pumps
   6. Check, inspect, remove, and install hydraulic power pumps.
   7. Troubleshoot hydraulic pumps.
   8. Remove, install, inspect, service, and check a hydraulic accumulator.
   9. Troubleshoot and determine the cause of low, high, and fluctuating hydraulic pressure
   10. Determine operation functions of a pneumatic system.

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