Computer car routine maintenance should pay attention to the following questions: first, to ensure that computer car fuel gauge oil, this can reduce wear and increase lubrication. Increase the life of the machine, the computer cars not used during a lightning storm, burn easily board. Third, do not long standby, pay attention to timely shutdown of rest to ensure stable voltage, the unstable voltage Fifth, the use of speed is not transferred to the fastest, it will speed up the running gear is easy to cause a short circuit, high-speed operation for a long time, easy shorted.