Keith-Baer@idexx.com wrote:
> I replaced my tach cable after it had started screaming and grinding
> with the tach needle flying out of control up, down, and then mostly
> down.
>
> My new tach cable worked just fine with no noise or problems for about
> 300 miles. Now it's starting to make noise (grinding/whining) and the
> tach needle is oscillating slightly. I installed it using a bit of
> light oil. When the noise started it cleaned it and used a little
> bearing grease with no improvement. Cleaned it again and used WD40
> with no improvement.
>
> The noise clearly comes from the cable (and you can feel the grinding
> vibrations in the outer cable housing) so I don't think it's my tach
> causing the problem.
>
> Any sage advice? I'm willing to pop for another cable, but I don't
> want to do this every 300 mi.
>
> Keith Baer
> '72 TR6
Keith,
Did you lube the cable before you installed it? If not pull the cable
and lube it with a light grease or a heavy grade of oil.
This should solve the grinding.
Larry Zink
1964 Spitfire4
|