Question

When using a self-contained recovery device on a cfc, hcfc, or hfc system with an operating compressor, technicians must?

Answer 1

When using a self-contained recovery device on a cfc, hcfc, or hfc system with an operating compressor. Technicians must recover 80% of the nameplate charge.

Compressor is a mechanical device used in many industries which has the function of increasing gas pressure by reducing its volume. The air compressor is a specific type of gas compressor.

Compressors can be characterized in a number of different ways, but are usually divided into types based on the functional method used to produce compressed air or gas. The following are common compressor types. Types covered include:

• Pistons
• Diaphragm
• Helical Screw
• Slide propeller
• Scrolling
• Rotary Lobe
• Centrifugal
• Axial

How to use an air compressor

1. Position the Air Compressor
2. Check the Oil Level
3. Check the Drain Valve
4. Set the PSI
5. Prepare the Air Tank
6. Connect the Air Hose
7. Connect the Desired Tool
8. Remove Excess Moisture

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