故障现象：该呼吸机在正常使用约半小时左右．出现呼吸机故障(VENT FAILURE)和气遭压力过低(LOW AIR wAY PRESSURE)报警，呼吸机停止工作并且各按键均失灵。
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Direct way solenoid valves are adopted with low pressure air needed and good spraying effects.
采用直通式电磁阀，需用气源压力低，喷吹效果好。
The use of air as a circulating medium for drilling is the best way for the development of low pressure and low permeable formation.
空气钻井采用空气作为循环介质，最适低压和低渗透储层的开采。
Periodical check shall be conducted on automatic water discharge device of low-pressure compressed air 3-way joint of bottle blower to ensure its normal running and cleanliness.
定时检查吹瓶机低压压缩空气三联体自动排水装置是否正常并清洁。
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