Engine : Refrigeration AC - 794/610
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| If you find the pressure of a refrigeration system containing a Class I or Class II refrigerant to be opened for the accomplishment of repairs is 0 psig, what must be done? |
| A) only recover the vapor refrigerant |
| B) only recover the liquid refrigerant in the system |
| C) recover liquid and vapor refrigerant and have it reclaimed |
| D) do not attempt to recover the refrigerant and repair the leak before pulling a vacuum on the system |
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