Physics · Refrigeration and Air Conditioning

How do you properly remove non-condensable gases and moisture from an air conditioning system?

Verified Solution4 OptionsUpdated: October 2026👁️1 View

1By evacuation using a single-stage vacuum pump
2By evacuation using an old compressor
3By deep evacuation using a two-stage rotary vacuum pump✓
4By evacuation using the system compressor

Correct answer

By deep evacuation using a two-stage rotary vacuum pump

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