Engine : Expired / Refrigeration AC - 501/252
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| Which of the conditions listed could cause excessively low refrigerant pressure at the compressor suction of a TXV controlled refrigeration system? |
| A) The box solenoid valve 'stuck' in the open position. |
| B) Insufficient flow of condenser cooling water. |
| C) The high pressure cutout switch is inoperative. |
| D) The system is low on refrigerant. |
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