[Shotimes] Re: Wheel/rotor/hub is running hot
Mike.Wojton@us.o-i.com
Mike.Wojton@us.o-i.com
Fri, 31 Oct 2003 13:22:13 -0500
I don't know about the chances, but I just had to replace a rear
caliper that I replaced a couple of months ago because the seal
around the piston was leaking. And this was a good NAPA caliper.
It can happen.
Mike Wojton
Toledo, Ohio
-'95 Green MTX 3/01-1/03 R.I.P.
ShoShop y-pipe
-'95 White MTX
'96 Brake Upgrade
Do not taunt Happy Fun Ball.
shotimes-admin@autox.team.net wrote on 10/30/2003 05:08:51 PM:
> List:
>
> My SHO is exhibiting poor acceleration and gas mileage. There seems to
be
> drag on the whole drive train. MPG is now 19, down from 23. While there
are
> standard items wed normally check (plugs, wires, secondaries, etc), I
am
> experiencing something with the left front wheel. After traveling 15-20
> miles at highway speeds, the LF rotor/hub assembly is noticeably hotter
than
> the other three wheels. The inner pad (PFs) has a whitish glaze on it,
not
> on the contact portion but on the surface that faces up toward the wheel
> well.
>
> Sticky caliper seems like a logical culprit-but the caliper replaced
in
> July, before the convention
> .
> Brake lines were bled, though they are spongier than I would like. Air
> wouldnt cause any dragging problems, would it?
>
> The caliper pins seemed fine-no rust, no wear. Ive relubed and
reassembled
> everything, yet the problem persists.
>
> I do have a few questions:
>
> We all know of that the rear brake flex lines can sometimes collapse and
> cause a sticky rear caliper. Does anyone know if this can happen to the
> front flex lines? All four flex lines were replaced two years ago.
>
> The brake booster seems fine (pedal returns all of the way up).
>
> Whats the chance of a defective caliper out of the box (Wagner reman)?
>
> Could this be an issue with the wheel bearing itself? Its original, but
I
> hear no parking-lot-speed-while-turning-the-wheel noises that a bad
one
> would normally exhibit. The hub seems hot too (could be heat transfer
from
> the rotor).
>
> The only other noticeable item: the spindle itself has indentations on
the
> surface where the nibs of the brake pads contact the spindle in the
front,
> as though the in-and-out motion of the caliper was restricted. Would
> replacing the spindle (and wheel bearing while Im at it) help resolve
this
> dragging problem?
>
> I am concerned of boiling the wheel bearing grease and/or brake fluid if
I
> continue to drive it . I appreciate any insights, solutions, or BTDT
> stories!
>
>
> Thanks
>
> Jim Koper
> 1992
> 138,000
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