trouble free operation meaning in Chinese

无干扰运行
无故障操作
无故障运行

3 h . p . power motor warrantees trouble free operation even at the busiest facilities
配备3匹马力马达，动力强大，可长时间使用
The 3 h . p . power motor warrantees trouble free operation even at the busiest facilities
配备3匹马力马达，动力强大，可长时间使用
Supply spares on time and guarantee customer trouble free operation of machine
八、保证配件的及时供应，让您在使用设备时无后顾之忧。