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Garrard 401 50-60 hz pulleys

134.129.133.203

Posted on October 20, 2016 at 15:24:53
David Lawrence
Audiophile

Posts: 315
Location: North Dakota
Joined: April 23, 2007
I am slowly getting a 401 set up on a heavy layered plinth with boards for two arms. Anyway, I am having difficulty and confusion about changing the 50 hz pulley for a 60 hz one. (I already installed a Keystrobe for emitting 50hz to the platter.)

1. I am finding it extremely difficult to remove the 50 hz pulley. I cannot even turn the tiny flat blade screws in the pulley mounting collar, as I am unable to provide enough torque with a miniature screwdriver coming in at an angle. It is also hard to avoid moving the motor shaft while trying to do that. Maybe I will have to fix (and perhaps damage) the old pulley with a vice grip while working on the screws. Are there strong miniature offset screwdrivers? Or perhaps I will have to take the thing to a machine shop to drill out the old screws.

2. Also I am confused about the new 60 hz pulley assembly I obtained from a company on Ebay. The collar thankfully uses hex screws. However, there are no holes to the underlying motor shaft through the brass pulley sleeve. Is the collar supposed to squeeze the brass sleeve against the motor shaft? Would it be hard to remove such a smashed sleeve? Or did they forget to drill holes in the sleeve?

I would be grateful for any advice or suggestions. Thanks a lot.

David

 

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Is that a Woodsong pulley you got on eBay?, posted on October 20, 2016 at 20:18:24
bruckner9
Audiophile

Posts: 1184
Location: So Cal
Joined: August 14, 2003
if so, contact Chris, as he's REALLY helpful, patient, etc.

but yes, his pulley is tightened/secured to the shaft simply via those two hex screws. just tighten them down equally and you're good to go. it's really as simple as that.

as for removing your 50 hz pulley, likewise, call Chris. he's done a bazillion of these repairs and can no doubt advise you. (i'd for sure do that before i'd take the table to a machine shop.)



 

I guess not! lol nt, posted on October 22, 2016 at 19:00:21
bruckner9
Audiophile

Posts: 1184
Location: So Cal
Joined: August 14, 2003
nt

 

RE: Is that a Woodsong pulley you got on eBay?, posted on October 23, 2016 at 11:26:17
David Lawrence
Audiophile

Posts: 315
Location: North Dakota
Joined: April 23, 2007
Hi,

Thanks a lot for your advice. Actually, besides everything else, I have been having computer troubles lately, and have not usually had good access to internet at home. Well, mine was not from Woodsong but rather from Perfect Sound in the UK. The Woodsong one does look nice, in case I have difficulty with the other.

Finally I did get the old one off, by holding it with a cloth covered vise grip (still did scratch up the 78 rpm setting), and using a needle nosed plier to get more torque on the mini screwdriver.

Also the collar does just squeeze the sheath on the pulley. That's how the old one worked, and Woodsong apparently wants you to use the old collar. Mine actually seems OK now.

Now to continue putting the thing together....

Best wishes,
David

 

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