Gee, won't Amor All shrink the belt???? (remembering a past thread about
tonneau covers!).
-----Original Message-----
From: owner-mgs@autox.team.net On Behalf Of ROBERT G. HOWARD
Sent: Saturday, July 19, 1997 8:48 PM
To: larry.g.unger@lmco.com
Cc: JimMcD74@worldnet.att.net; mgs@autox.team.net
Subject: Re: sreaming alternator
A test that is less messy than belt dressing is to try the same technique
with Armor-all which, I have found, works better than belt dressing on a
flat "serpentine" belt on my truck.
On Sat, 19 Jul 1997 09:58:11 -0400 <larry.g.unger@lmco.com> writes:
>Jim McDougal wrote:
>
>> Sysiphus has finnaly given me annother problem to solve. It has
>> been driven every day since the begining of December, after
>> having taken a year long state-imposed slumber. I had it
>> smogged by a pro a few weeks ago, and a few days later, it
>> developed a squeel, no more of a scream. The scream doesn't
>> start untill a few minutes after it gets to operating temperature,
>> and it does often stop after being reved or run at over 2500 RPM
>> for a short while. It will restart after being returned to idle. It
>doesn't
>> start sreaming untill it is above 1,000 RPM, and if it is in
>> screaming mode, the idle will drop from it normal 800 RPM to 600
>> RPM.
>>
>> I suspect either the water pump (a new cast iron one purchased
>> and installed in december), or the alternator (rebuilt unit
>purchased
>> two years ago). I know it is not the air pump because I disconnected
>> it as a test. I haven't had any noticeable power supply problems
>> (even with my CD player on). My question to you is: Is there a way
>> that I can lube or repair the offending bearing, without having to
>buy
>> annother rebuilt part?
>
>Its possible that ya just have a belt slipping. When a bearing starts
>screaming it *typically* doesn't stop, but a belt will stop and start
>depending on rpm. So ... before ya start disassembling/replacing
>bits ya might want to make a trip to the local parts store for a can
>of belt dressing.
>
>The instructions on the can of belt dressing will tell you to apply it
>with
>the engine stopped 'cause they don't want your hands near the
>belts/fan
>... makes alot of sense. That having been said, if your like me and
>have more testosterone than common sense, start the engine and
>let it achieve screaming status ... then spray the belt dressing on
>the
>pulley. If the screaming stops you found the problem ... if not your
>out a can of belt dressing.
>
>Safety Fast! ... larry.g.unger@lmco.com
>'61 MGA 1600 MkII
>
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