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Define the principles of vacuum systems
Assessment Strategies
on actual or simulated vacuum systems
explaining where and how principles are being applied
Criteria
apprentice states where formulas would apply in given real system problems
apprentice uses the correct vacuum terms
apprentice relates a principle to where it is working in a system
apprentice can cite a principle for a given situation in a vacuum system
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Interpret vacuum system schematic diagrams
Assessment Strategies
using references used in the field
creating a schematic (using a symbol template) with system parameters provided by the instructor
Criteria
apprentice recognizes symbols correctly every time
apprentice interpretation includes naming the component function
apprentice can follow the route of air by using the schematic diagram
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Install vacuum systems
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Apply troubleshooting principles to vacuum systems
Assessment Strategies
using references used in the field
using an instructor developed, written description of a breakdown of a specific vacuum component
Criteria
apprentice gives a clear explanation of what a selected vacuum component does and how it operates
apprentice can locate, or describe exactly how to locate, manufacturers troubleshooting references for vacuum components
apprentice identifies exactly what is, or what would happen for a specific component malfunction
apprentice lists possible causes for a fault and isolates or shows how they would isolate a fault of a component
apprentice explains how and where to measure negative pressure in a vacuum system
apprentice explains how and where to measure flow rates
apprentice diagnoses seal, packing and gasket leakage problems
apprentice matches problems with remedies for inoperative systems
apprentice explains repair and test procedure for components
apprentice documents or provides through explanation of documentation procedures
apprentice provides an accurate description of repair procedure including references and tools required to repair or replace the component
apprentice complies with safety precautions at each phase of the troubleshooting process
apprentice describes the safety hazards related to the operation of vacuum components
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Repair and replace vacuum components
Assessment Strategies
using references used in the field
rebuilding a component
replacing a seal on a vacuum component
replacing a packing on a vacuum component
replacing a gasket on a vacuum component
Criteria
apprentice installs seal, gasket, or packing on a component that meets the checklist provided by the instructor
apprentice differentiates between seals, packings, and gaskets without error
apprentice selects proper lubricant or no lubricant - as required
vacuum component does not leak after servicing
vacumm components function according to specifications after servicing
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Perform preventive maintenance on vacuum systems
Assessment Strategies
using references used in the field
completing a typical Preventative Maintenance (PM) task for a common vacuum system component
Criteria
apprentice lists the steps to be performed for general maintenance of each vacuum system component
apprentice lists the steps to be performed for general maintenance of the vacuum system as a whole
apprentice specifies how to deal with lock out tag out, and system interlocks
apprentice completes inspection, servicing, testing and reconditioning tasks
apprentice identifies the frequency of the tasks ie., (daily, every other day, weekly, monthly, yearly, etc.)
apprentice follows the manufacturer's recommended maintenance requirements