Title: Read various tools and instruments needed for checking, testing, operating, and troubleshooting air-conditioning systems.
Course: Heating, Ventilation, Air Conditioning, and Refrigeration II (17056-II) > Section: Servicing and Maintaining Cooling Systems

Reading should include interpreting information from the following:

- Schematic or wiring diagram
- Ammeter
- Capacitor tester
- Manometer
- Multimeter
- Ohmmeter
- Voltmeter
- Refrigerant leak detector
- Manifold gauge
- Refrigerant scale
- Micron gauge

Process/Skill Questions:

- What do accurate readings have to do with worker safety?
- What are the proper usage and storage requirements of HVACR tools and instruments?
- Why are these issues important when taking proper readings?