Nice job and lovely cat

来源: giddyup 于 2013-04-19 23:11:20 [] [博客] [旧帖] [给我悄悄话] 阅读数 : (323 bytes)
本帖于 2013-04-20 07:40:43 时间, 由版主 biglow 编辑

my garage door developed a problem lately - when disengaged the screw locker, manually lifting it up and down, i found that lifting up is easier but harder to pull it down.  does that mean my sping beinmg over torsed?  currently the garage door sometimes going down halft way then reverse up.
 

所有跟帖： 

• 如果以前都正常，问题近期才偶有发生，感觉不是拉簧过紧，从原理上看，关门过程是两面拉簧 -SmallBlock- ♂ 给 SmallBlock 发送悄悄话 (493 bytes) () 04/20/2013 postreply 09:11:09

• good idea， will check -giddyup- ♂ 给 giddyup 发送悄悄话 giddyup 的博客首页 (247 bytes) () 04/20/2013 postreply 09:24:06

• Try Google search -SmallBlock- ♂ 给 SmallBlock 发送悄悄话 (139 bytes) () 04/20/2013 postreply 10:50:19

• 改变一下 garage door opener 开门关门的 torque 试试 -毅然- ♂ 给 毅然 发送悄悄话 (0 bytes) () 04/20/2013 postreply 10:38:34

• 打开了opener，一堆电子件没有可调的 -giddyup- ♂ 给 giddyup 发送悄悄话 giddyup 的博客首页 (78 bytes) () 04/20/2013 postreply 10:51:49

• Do you have Infrared detector? Maybe that one is malfunctioning -周老大- ♂ 给 周老大 发送悄悄话 周老大 的博客首页 (90 bytes) () 04/20/2013 postreply 15:18:23

• Update: I think I fixed my problem... yah.... -giddyup- ♂ 给 giddyup 发送悄悄话 giddyup 的博客首页 (961 bytes) () 04/20/2013 postreply 18:08:01

• Good feedfack! Have a nice weekend! -smallblock- ♂ 给 smallblock 发送悄悄话 (0 bytes) () 04/20/2013 postreply 18:20:52

• A big thank to you... without your post, I might not have done i -giddyup- ♂ 给 giddyup 发送悄悄话 giddyup 的博客首页 (0 bytes) () 04/20/2013 postreply 18:38:05

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