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92.The system should be purged93.If the compressor had been running satisfactorily for a long period of time but suddenly the compartment temperature started to rise, the trouble might be94.If the compressor had been running satisfactorily for a long period of time but the oil level was rising slowly, one should:95.The purpose of the oil trap is :
96.Too much oil in the compressor would :97.The oil level in the compressor should be check 98.The agent used in an indirect reefer system is 99.Air can be prevented from getting into the system by100. Which of the following would not cause high suction pressure?101. Water in the refrigerant is liable to102. The function of the expansion valve is to: