Fwd: why tylanbpsg has a cable problem
aaronp at micromachine.stanford.edu
Sun May 18 16:03:28 PDT 2003
Rohit has a good point -- I didn't say how to stop the motors.
As he writes below, you press the "manual" button. Pretty easy!
> I fully agree with you. Perhaps you should also mention that the way
> stop the tube from being pulled in when idle is by pressing the
> button on the panel. If users have not been trained about it, they may
> On Sun, 18 May 2003, Aaron Partridge wrote:
>> tylan users,
>> please excuse a brief rant: when we are done with a tylan tube and
>> door is closed the door motor will keep pushing the door -- even
>> it is already closed. when the motor runs like this there is supposed
>> to be a slip clutch safely sliding away, but sometimes that 'clutch'
>> the pully on the cable. then guess what? the cable gets trashed.
>> where does it get trashed? on the pulley where you can't see it when
>> the tube is closed.
>> when a tube is closed and you hear the door motor running, that what
>> happening. you can and should stop this. when i was trained (in
>> this was standard procedure, now most lab users don't have a clue
>> it. walk by the tubes some time and listen, you can usually hear a
>> of them grinding away.
>>> Hi Tylanbpsg users,
>>> I just wanted to elaborate on the problem "Part of the
>>> wire that pulls out the boat almost breaks" reported by
>>> user Yishida. A cursory look at the cable assembly reveals
>>> nothing serious; however there is indeed a seriously frayed
>>> part of the cable (about 2/3 of the thickness is gone)
>>> that's hidden inside the user-end pulley housing. It's
>>> visible only when the tube is moving in or out. Be very
>>> careful when using the tube.
>>> Ben Chui
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