Re: Fridge compressor for vacuum pump?

• To: tesla-at-pupman-dot-com
• Subject: Re: Fridge compressor for vacuum pump?
• From: "Ken Donnell" <bigken-at-a.crl-dot-com> (by way of Terry Fritz <twf-at-verinet-dot-com>)
• Date: Fri, 02 Apr 1999 11:42:02 -0700
• Approved: twf-at-verinet-dot-com

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> I just managed to rip out a compressor from an old freezer (doing my bit
> for the ozone layer in the process!) and was wondering which bit sucked
> and which blows - the big pipe at the top which went into the freezer or
> the one at the back that went to the radiator? It's also got three mains
> wires, but I haven't opened the junction box yet so maybe I'll work it
> out then.

The three main wires should be hot, neutral, and ground. The big pipe will
be the inlet, and the small pipe will be the outlet.

> 
> Anyone used these as a vacuum pump before? what sort of performance can
> I expect?
 
I would say 13 to 14 pounds vacuum (total vacuum would be 14.7 lbs) from a
compressor in moderately good shape. Should be more than enough.

Ken Donnell

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