回複：bearing loose

來源: wimax88 於 2009-01-12 09:53:24 [] [舊帖] [給我悄悄話] 閱讀數 : (240 bytes)

In most cases, you can hear noise at curtain speed if bearing is bad. In this case, it needs to be replaced. if the bearing is just loose but with no damage, just tighten it up. BTW, I don't think alighnment is needed after bearing change.

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