1

Oil   filter cut open using special tool taking care not to produce chips.

使用专用工具切开机油滤清器，注意不要产生碎屑。

2

Remove   anti-drain membrane.

拆卸防漏膜

3

Cut top and bottom   edges off the mat with a knife.

用刀把垫子的上下边缘切掉

4

Remove   filter mat, fold up and press remaining oil out.

取下滤垫，折叠并压出剩余的油。

5

Unroll and inspect it for metal chips, foreign matter, contamination and abrasion.

展开并检查是否有金属屑、异物、污染和磨损。

6

Pass over matt with a   clean magnet and inspect for metal.

用一块干净的磁铁盖住matt，检查是否有金属