Alternator wizardry??

[jkarlsso@metabolex.com (Jonas K.)]

On 5/23/02 10:46 PM, "Tobias ><" <scirocco16v88@hotmail.com> wrote:

Can't comment on the fluctuating thing, other than check the voltage
regulator. 

> When driving the problem goes away. I have checked the tension of the belt
> .. can turn it 1/4. The other day I got noticeable whining from the
> alternator.

I believe the V-belt tension is not tested by twisting, but by deflection.
It should deflect 2-5mm when pressed between the pulleys.

Too tight and you'll fry the alt bearings quick-like. Too loose and it'll
slip, esp at low RPM.

Jonas