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<p>I think Michael is probably correct; bearings usually make a
grinding noise when they're worn or broken.</p>
<p>The shop manual has an elaborate process for setting end float on
the hub involving a dial micrometer and math. I've had success
with starting with too few shims--the wheel won't turn at all when
the big nut is tightened--and stacking them until the wheel turns
freely, and you can just feel the tiniest of float when you tug on
the wheel. You need a few 0.001" shims; the overall stack is
usually in the neighborhood of 0.030"-0.035". Do it with just
some light oil on the bearings at first, then when you've got the
stack right load them with wheel bearing grease (just on the
bearings; don't stuff the whole hub).</p>
<p>Also, torque the snot out of the big nut, and position the hole
in the end of the axle and the castellated nut such that the
cotter pin prevents the nut from loosening even a smidge. I've
had the flat washer with a tang on the I.D. spin, making the
aforementioned grinding noise until it wedged itself against the
bearing.<br>
</p>
<p>Bob</p>
<p><br>
</p>
<div class="moz-cite-prefix">On 7/29/2019 4:56 AM, Michael Salter
wrote:<br>
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<blockquote type="cite"
cite="mid:CAB3i7L+yMeTUT3ZfMvpHEpfsGP+nr1=WRQ0FMtpX4hyZXao2sw@mail.gmail.com">
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<div dir="auto">Tom if it's the hubs that you are reffering to
there there shouldn't be any appreciable end float in them.
<div dir="auto">The design is such that shims are used to reduce
the end float to almost zero when the stub axle nut is fully
tightened.</div>
<div dir="auto">I would be looking for loose spokes. Try
swapping wheels side to side.</div>
<div dir="auto"><br>
</div>
<div dir="auto">M</div>
</div>
<br>
<div class="gmail_quote">
<div dir="ltr" class="gmail_attr">On Mon, Jul 29, 2019, 7:40 AM
Tom Felts, <<a href="mailto:tomfelts@windstream.net"
moz-do-not-send="true">tomfelts@windstream.net</a>>
wrote:<br>
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.8ex;border-left:1px #ccc solid;padding-left:1ex">
<div>
<div>Bj8--disc--front.</div>
<div><br>
</div>
<div>When I make a slow sharp right turn I get this popping
sound in the left front. I feel quite sure it is
associated with the shims (end float)---too many of too
few. I have removed several in an attempt to stop the
noise. I know there is this end float thing but I'm not
smart enough to figure this out.</div>
<div><br>
</div>
<div>Anyone have "simple" instructions on how to achieve it?</div>
<div><br>
</div>
<div>Any other ideas on what the popping sound could be?</div>
<div><br>
</div>
<div>Thans</div>
<div>tom</div>
</div>
<br>
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