弄一个油管插在放油螺丝上把另一头放在水里,排气时看看有没有气泡
换新刹车液最好用针管把旧液吸出来,然后加入新刹车液这个过程千万不能动刹车手柄,然后放油螺丝套上一段透明塑料管另一头放进干净的瓶子里,
一个人捏刹车5下另一个人送放气螺丝(这个时候千万不能松刹车拉杆),随时添加刹车液┅般3-4次搞定
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请注意,我一直说刹车液而不是刹车油,这是有区别的