在CFM56系列发动机的日常维护中会遇到诸如油门杆错位,起动EGT高,加速慢等故障。在排除这些故障的时候,就需要针对故障进行故障复现和排故试车,而试车项目的选择,试车参数的记录和分析就非常重要了。该文以几个实例说明发动机排故过程中试车项目选择和数据记录的重要性。 In the CFM56 series engine routine maintenance will encounter such as throttle misplaced, start EGT high, slow acceleration and other failures. In the exclusion of these failures, you need to fault for the recurrence and troubleshooting of the test, and the selection of test items, test parameters of the record and analysis is very important. This article illustrates the importance of trial selection and data recording during engine troubleshooting with several examples.