Course: HET 194 NATE Certification Preparation - Spring 2015

Unit 3 Outline

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Unit 3 - Week 5 and 6 Outline

1.     Refrigeration Tools
- Manifold Set
- Recovery machine
- Leak Detection

2.     Piping Fitting Tools
- Tubing Cutters
- Tubing Benders
- Deburring tools
- Swaging tools
- Flaring tools
- Threading tools

3.     Temperature Tools
- Electronic thermometers
- Pocket thermometers

4.     Pressure Tools
- Pressure gauges

5.     Humidity Tools
- Sling Psychrometer
- Electronic Psychrometer

6.     Heating Tools
- Manometers
- Fuel analyzers
- Micro amp Meters

7.     Air Flow Tools
- Ananometers
- Manometers

8.     Electrical Tools
- Multi-meters
- Amp-meters
- Ohm-meters
- Voltmeters

9.     Summary
- Electrical meters are used to help troubleshoot electrical circuits.
- Using the right tools for the job will prevent accidents and extend the life of the tools.
- Keeping tools in good working order will allow a technician to receive accurate information from their test equipment.
- All power tools must be connected to a GFCI for your own protection.
- Any damaged power tools need to be repaired or replaced.
- Use only grounded tools or double insulated tools for your safety.

Vocabulary

- National Safety Codes
- Circuit Breaker
- Conductor
- Electrical Shock
- Electromotive Force
- Fuse
- Ground
- GFCI
- Live Circuit
- Open Circuit