I gave up on the domestic fans and switched to Papst years ago. Pricey
but superb German quality and very quiet.
Amp Supply used the Papst on the LK-800 series 3 holers and it even
keeps those cool.
Carl
KM1H
----- Original Message -----
From: <Gudguyham@aol.com>
To: <vic@rakefet.com>; <amps@contesting.com>
Sent: Sunday, February 15, 2009 10:54 AM
Subject: Re: [Amps] Quieting SB-1000
> The AL-80A is the same amp as the SB-1000 and I had one in here for
> repair
> and it needed a new fan too. Needless to say I found out that
> changing the
> fan was no easy task. I refused to remove the transformer and
> painstakingly
> replaced the old fan with a new one, and indeed it was necessary
> somehow to
> glue or tape the nuts to the fan before installation. It truly was a
> nightmare. I think I had to hack up the old fan pretty bad to get it
> out. As I
> recall it was a nightmare to replace that fan, but I did do it
> without removing
> the transformer. I recall making a slight groove in the side chassis
> so I
> could get a long screwdriver into the work area to tighten one screw.
> Replacing
> this fan is certainly NOT a job for the faint of heart! Needless to
> say I
> said a few choice words during this process! My mother would have
> surely put
> soap in my mouth if she heard me while doing this job!!
> Vic, sorry about your transformer hum, but transformers usually hum
> because
> they don't know the words. :-) Lou
> **************Need a job? Find an employment agency near you.
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