气腿式凿岩机的使用和故障排除

The Application and Fault Removing of Air-leg Driller

阐述了使用该凿岩机应注意的几个问题，同时对使用中的常见故障的原因进行了分析，并提出了排除故障的具体措施。YT—23型气腿凿岩机在煤矿掘进中用途十分广泛，要科学地使用和维护。

YT—23 driller is widely used in mine tunnelling,which need to be operated and re-paired scientifically.Its troubles are analysed,such as,the speed of the driller is reduced,the water nee-dle is broken and air-water combind motion is out of order and so on.The effective methods are adoptedto ensure the production go on smoothly.