請問怎樣才能擰下oxysen sensor？謝謝！

我用專用工具怎麽也擰不下來，oxysen sensor螺拴幾乎都擰禿了，就是紋絲不動！那地方很窄，不好動手，一旦擰禿，根本沒法鑽。

配件商店的師傅說很難擰，因為經常很熱，是不是有什麽竅門？

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

• 擰前先打火idling一分鍾 -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

• 回複：請問怎樣才能擰下oxysen sensor？謝謝！ -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

• 點幾滴專門用來擰鏽螺絲的液體，讓它過夜了再試？ -金筆- ♂ (0 bytes) () 11/23/2010 postreply 00:34:31