Engine : Refrigeration AC - 252/610
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| Which statement about calibrating a newly installed thermostatic expansion valve is correct? |
| A) This procedure is done at the factory with tools not available to a mariner. |
| B) The procedure requires a refrigeration wrench and a digital thermometer to measure box temperature. |
| C) No special tools are required as long as the solid state circuit control panels are functioning properly. |
| D) An accurate thermometer and suction pressure gage are essential to this process. |
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