If you do not hear the sound of the engine refueling, you can open the data output of the automatic control system maintenance program ( you can also pull out the pressure relay connector, manipulate the control handle, check the pressure relay with a multimeter, and connect it normally ).
Read MoreAs summer comming, many areas continued to rain, and Zhengzhou, Henan suffered a once-in-a-millennium heavy rainstorm, which brought huge losses to people's lives and property. So, how do we protect the excavator in a rainstorm? The editor here has prepared a conservation secret book, please keep it......
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