Geez a new tool for me.  Do you really want to be subjected to more questions :)
Jeff

> On Jul 17, 2015, at 9:10 AM, David Beierl <dbeierl@attglobal.net> wrote:
> 
> At 02:32 AM 7/17/2015, Jeff Palmer wrote:
>> Funny things happening tonight. When I switched on the high beams
>> the lights went out completely for a moment. Decided to leave on low
>> beams. Then had to turn left so signalled and braked. This time the
>> lights dimmed but did not go out completely. I unplugged the cooler
>> when we arrived and tried the high beams and everything worked normally.
>> 
>> Is the cooler drawing so much power it is causing these issues? Am I
>> close to blowing a fuse or what?
> 
> Coleman cooler probably draws about four and a half amps. It's time
> to get out that shiny new voltmeter and find out what's going on.
> 
> Yrs,
> d
>