请问怎样才能拧下oxysen sensor？谢谢！

我用专用工具怎么也拧不下来，oxysen sensor螺拴几乎都拧秃了，就是纹丝不动！那地方很窄，不好动手，一旦拧秃，根本没法钻。

配件商店的师傅说很难拧，因为经常很热，是不是有什么窍门？

所有跟帖： 

• Impact Wrench! -花椒- ♀ (0 bytes) () 11/22/2010 postreply 07:37:03

• thanks, but very limited access room -triangle- ♂ (0 bytes) () 11/22/2010 postreply 08:05:38

• In some rare cases, you may need to take -khyang86- ♂ (68 bytes) () 11/22/2010 postreply 10:22:17

• yes, thanks, I am actually thinking of this. -triangle- ♂ (0 bytes) () 11/22/2010 postreply 12:36:37

• 拧前先打火idling一分钟 -biglow- ♂ (0 bytes) () 11/22/2010 postreply 07:45:13

• thanks! -triangle- ♂ (0 bytes) () 11/22/2010 postreply 08:05:00

• Or use a small torch, like -khyang86- ♂ (270 bytes) () 11/22/2010 postreply 10:37:25

• sure, i am think of using a small torch -triangle- ♂ (0 bytes) () 11/22/2010 postreply 12:37:45

• 回复：请问怎样才能拧下oxysen sensor？谢谢！ -00zz7788- ♂ (70 bytes) () 11/22/2010 postreply 09:13:11

• thanks but my sensor is frozen -triangle- ♂ (0 bytes) () 11/22/2010 postreply 09:23:23

• try PB Blaster. -00zz7788- ♂ (0 bytes) () 11/22/2010 postreply 10:45:21

• I would try -triangle- ♂ (0 bytes) () 11/22/2010 postreply 12:43:55

• That thing is TIGHT. It broke my special socket -XXHHWXC- ♂ (144 bytes) () 11/22/2010 postreply 10:44:16

• agree, i will try penateatingoil first -triangle- ♂ (0 bytes) () 11/22/2010 postreply 12:39:12

• besides, i will cut of the wire inorder to apply a 22mm solid so -triangle- ♂ (0 bytes) () 11/22/2010 postreply 12:40:00

• 点几滴专门用来拧锈螺丝的液体，让它过夜了再试？ -金笔- ♂ (0 bytes) () 11/23/2010 postreply 00:34:31