1.把重慶升降平臺液壓油放掉，擰緊接頭取出油過濾器，洗清后，用壓縮空氣清理干凈，然后放回油箱，換上新油，并連接好管路。Chongqing lifting platform hydraulic oil drain screw joints, remove oil filter, wash, use compressed air to clean up, and then back into the fuel tank, a new oil pipeline connection, and.

2.檢查重慶升降平臺所有的液壓管道和接頭。管道不能有破損，接頭不能有松動，必須將所有接頭擰緊。Check all hydraulic pipes and fittings of Chongqing lifting platform. Pipes can not be damaged, joints can not be loose, you must tighten all joints.

3.卸下并拆開高起升重慶升降平臺下面的下降閥，用壓縮空氣將柱塞吹凈，然后裝入，重新安上。Drop valve open high from the Chongqing lifting platform following unloading and, with the plunger blowing compressed air, then load, re install.