平台罗经陀螺球启动时间过长故障排除

Fault of prolonged starting of bolt-gyro-ball in platform

简要介绍了ＰＬ－１型平台罗经陀螺球启动时间过长这一故障的检修过程，通过对线路图及向量图的分析，找出了故障源，排除了故障，平台罗经工作正常。

This paper introduces the course of inspecting and maintaining to the prolonged starting of gyro-ball by analysis to circuit diagram and vector diagram,which detects the cause of fault and makes bolt work pro-perly on platform