Engine : Refrigeration AC - 500/610 |
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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) partially blocked thermal expansion valve |
B) excessive amount of non-condensable gases trapped in the condenser |
C) an evaporator coil in need of defrosting |
D) a low level of Freon in the receiver |
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