The blue stuff is an anti rattle goo! They used to use it to keep disc pads
from ratteling when they were relaxed.Could be your problem,Im a mechanic
and I havn't seen the stuff in years. Carl E.
-----Original Message-----
From: Philip Hubbard <phubbard@carroll.com>
To: mgs@autox.team.net <mgs@autox.team.net>
Cc: spridgets@autox.team.net <spridgets@autox.team.net>
Date: Sunday, July 12, 1998 11:12 AM
Subject: More Brakes - Blue Sticky Substance?
>Fellow listers,
>
>I've been blessed with some good advice on the list lately concerning my
>brakes. Acting on some of that advice, I decided to check the easiest
>thing first - are my brake pads getting free movement in the caliper
>assembly so that they can retract.
>
>After pulling out the pads on the driver's side I found a blue sticky
>substance spread thinly and evenly over the entire back of both pads. A
>tiny amount also had gotten on the lip of one of the pistons. What the
>heck is this stuff and should it be there? I didn't put the pads in - the
>shop who rebuilt my calipers did that for me. In my lack of experience I'd
>say that the stuff looks like that gasket maker stuff. I can't believe
>that such a sticky substance should be near my calipers.
>
>Also, I have no anti-squeal shims as part of my assembly. I think the pads
>I bought were supposed to have some built in anti-squeal. Unfortunately I
>threw away the box already. In any case, I haven't detected a squeal yet.
:)
>
>Lastly for now. To check the master cylinder push rod to ensure that
>pressure can be relieved when I release the brake pedal and therefore not
>cause my brakes to bind, I assume I have to drain the brake fluid out
>completely first. Not good enough to just suck it out of the reservoir -
>this would leave too much fluid in the area of the push rod, no?
>
>Thanks a million for all the help. I've stopped for the moment until I
>understand the mystery of the blue sticky substance.
>
>Philip
>Burgundy 1974 Midget
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