下面提供一种不需任何测试仪具的气门漏气检验方法,系在发动机不工作时进行。它具有简单方便、快速、准确等特点,受到汽车维修人员的欢迎,特介绍如下。 1.排气门漏气的检验 首先拆下分电器盖,然后一人将耳朵贴近消声器排气口,另一人缓慢摇转曲轴,尽量做到缸次分明。若消声器在排气时有急促、分明的“喷、喷”声,说明排气门密封性能良好;若消声器发出细而长的“咝、咝”声,则说明排气门漏气。此时,立即停止摇转曲轴,检查分 The following provides a valve leak test method without any test instrument, which is done when the engine is not working. It has a simple and convenient, fast, accurate and other characteristics, welcomed by the vehicle maintenance staff, introduced as follows. 1. Exhaust valve leak test First remove the distributor cover, and then one of the ear close to the muffler exhaust port, the other slowly cranked crankshaft, cylinder as far as possible. If the muffler in the exhaust when the rapid, clear “spray, spray” sound, indicating the exhaust valve sealing performance is good; if muffler issued a thin and long “咝, 咝” sound, then the exhaust valve leak. At this point, immediately stop cranking crankshaft, check points