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Re: TR4 & TR4A Fan belts

To: George Richardson <gprtech@frontiernet.net>
Subject: Re: TR4 & TR4A Fan belts
From: fred thomas <vafred@erols.com>
Date: Tue, 15 Dec 1998 08:58:02 -0800
Cc: triumphs@Autox.Team.Net
References: <161c41de.3675e657@aol.com> <367673C4.D55ECD72@frontiernet.net>
George Richardson wrote:
> 
> You can remove the water pump pulley, slide the belt into place and
> replace the pulley.
> 
> ArthurK101@aol.com wrote:
> >
> > Vern, I'm going to copy this to the list.
> >
> > I know someone out there is going to have the same problem some day.  If the
> > fan belt breaks on the road the best advice I have is that there be an
> > "emergency fan belt" in the trunk when that happens.   See below for 
>details.
> >
> > In a message dated 98-12-14 18:03:15 EST, you write:
> >
> > > Just read your "coil" e-mail.  In 1968,  I purchased a new TR4A which
> > >  Jeanne and I still own.  <<snip>>
> > >
> > >  Well, I was well equipped.  I had a spare coil, fan belt, etc in the
> > >  boot.  The fan belt gave out after about a month.  I was on the side of
> > >  I-85, but absolutely certain that I could fix the problem.  Well, no
> > >  matter what I did, the thing would not clear the chassis brace.  Gave up
> > >  after 45 minutes and called Triple A.  Knowledgeable mechanic arrives.
> > >   One hour later still no belt on car.  Knowledgeable mechanic says, "l am
> > >  sure it is not the correct way to install the belt, but let's loosen the
> > >  motor mounts and jack up motor".  Works great and in less than 5 minutes,
> > >  the belt is on. The guy was so embarrassed that he did not charge me
> > >  anything!
> >
> > Same thing happened to me in '92 as I was on my way to my first Triumph club
> > outing about 45 miles away.  There I was - alone on a beautiful 2 lane 
>Florida
> > road when the ignition warning light came on.  I stopped, opened the hood 
>and
> > saw a twisted piece of fan belt.  I had an extra in the trunk - so no 
>problem.
> > Wrong, couldn't get the belt between the chassis bar and the pulley.  
>Finally
> > some guy in a beat up old Chevy sedan stopped.  He had a crow bar and, after
> > loosening the engine mounts, we used it to raise the engine enough to get 
>the
> > belt on.  I was wearing white trousers which were completely black (from the
> > tire) after the job was done.  I arrived an hour late for the club outing
> > looking like a bum.  Not a very auspicious start for a new club member.
> >
> > After I threw 3 more belts within the next nine months I realized that we 
>had
> > pried  the engine up by placing the crow bar under the generator and so had
> > broken the generator mount.  This had caused the generator front bolt to
> > loosen and spin, which then caused the generator to move downward about 
>1/16th
> > of an inch.   That put the generator pulley out of the plane of the other
> > pulleys.  That caused the belt to rub and caused the 3 subsequent breaks.
> >
> > >  Go to dealer and ask, "how do you change fan belt as it is too big".
> > >  Answer, loosen motor mounts and jack up motor!
> >
> > Right.  That's OK in the garage - I know because I did it the 3 subsequent
> > times.  I loosened the motor mounts, put a floor jack under the frame, 
>jacked
> > up the car and then lowered it onto a bubble jack which I had placed under 
>the
> > engine.  That gave me the 1/8 inch or so clearance necessary to slip the 
>belt
> > between the pulley and the crossmember.
> > >
> > >  Well, Triumph knew of the problem for at least as long as the 4A had been
> > >  out (over 2 years as my 4A is in the last 200 built).  Maybe longer as I
> > >  still do not know if the TR4 has the same problem.   Was the technique in
> > >  owners manual? I am sure you know the answer.
> >
> > AFAIK - Not in the owner's manual.  BUT I now carry an "emergency belt", one
> > of those belts that are open and which you put around the pulleys and then
> > connect the ends together.  That will get me home so I can do the "loosen 
>the
> > engine mounts and jack it up" trick.  BTW that's exactly what I did those
> > other three times.
> >
> > When I realized, after replacing 3 belts, (duh!)  that the generator had 
>moved
> > downward and that was why I kept breaking belts, I replaced the front
> > generator mount and the bolt.  No problems since -- but I still carry that
> > spare emergency belt in the trunk along with a regular spare belt.  The
> > emergency belt will get me to a place where I can loosen the mounts and jack
> > up the engine in relative calm.
> >
> > Cheers.
> >
> > Art Kelly
> 
> --
> George Richardson
> The Wyvern - '57 TR3, TS15559L - Now on the road!
> http://www.merlingroupinc.com/tr3.htm


Tried that on the road side, (VTR Albany 95) had a bad time getting the 
pulley back on and lining the key-way up properly, ended up after about a 
100 miles of driving shearing the W/P shaft off at the end. This way can 
be done but is a tough one to do.


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