Engine : Refrigeration AC - 658/610
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| If increasing the cooling water flow to a refrigeration condenser fails to lower the condenser pressure, the probable cause may be due to what condition? |
| A) a low level of Freon in the receiver |
| B) partially blocked thermal expansion valve |
| C) excessive amount of non-condensable gases trapped in the condenser |
| D) an evaporator coil in need of defrosting |
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