<VV> Comment on adjusting fan belts

[shortle]

Convert to alternators. No. Just kidding. Follow the same tightness method. 
Timothy Shortle in Durango Colorado 81301 


-----Original Message-----
>From: litetrix via VirtualVairs <virtualvairs at corvair.org>
>Sent: Sep 21, 2014 11:29 AM
>To: simpsonj at verizon.net, virtualvairs at corvair.org
>Subject: Re: <VV> Comment on adjusting fan belts
>
>Thats nice but what do we generator people do?  ;)
>
>
>Sent via the Samsung Galaxy S™ III, an AT&T 4G LTE smartphone
>
>-------- Original message --------
>From: Jim Simpson via VirtualVairs <virtualvairs at corvair.org> 
>Date:  
>To: Virtual Vairs <virtualvairs at corvair.org> 
>Subject: <VV> Comment on adjusting fan belts 
> 
>The '65 shop manual actually has a tension specification for the fan belt.
>(See Engine Tune-up 6-4.) For a new belt, it calls for 75 (+/-5) pounds and
>55 for a used one.   The shop manual seems pretty emphatic about the
>tension, giving instructions on running in a new belt for two minutes and
>then rechecking the tension.  And while it gives an alternate approach
>based upon deflection (3/8" with a 15 pound side load), it recommends
>rechecking with a strand tension gauge.
>
>The Corvair community's 50 years of experience is that is way too tight!
>
>While few of us have fan belt tension gauges, we've learned that adjusting
>the fan belt so that you can just make the alternator slip is about right.
>I do happen to have a tension gauge (I bought it from the late John Moody,
>a.k.a. "Mr Bent Wrench") and have used it to checked to see what that
>tension actually is.  According to the gauge, it's about 20-25 pounds
>tension, a third of what Chevy specified.
>
>I don't know how Chevy came up with the tension specs, but I strongly agree
>with the current consensus -- just tight enough so that you can barely make
>the alternator slip.
>
>Jim Simpson
>Group Corvair
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