The clicking is normal, it's the big switch inside. I think it
triggers at 13.6v, (or something close to that)

On 8/14/06, Preston Grimes <87westy@gmail.com> wrote:
> Ditto, I just installed my new SurePower 1315 battery separator today. I
> also put it in the aux battery compartment under the driver's seat.  I
> placed it in the front right corner of that space. It fits easily next
> to the Optima Yellow top. Hopefully, the 1315 will help the Optima last much
> longer than the relay system I used previously. So far so good. BTW, I
> noticed the clicking sound coming from the 1315 when I started up the
> engine.
>