So when you said 2nd fan, you meant 2nd stage (high speed), not literally a 2nd fan.  I only know of two speeds for the radiator fan on my '91 camper.

Thanks, I am well, even in this heat.  Even went fishing today, though the temperature topped out at 104.  Hope you are well, too.  DMc

---- Michael Sullivan <sandwichhead@GMAIL.COM> wrote:
> Well, I guess I am refering to the pg 87.5 states rad fan 2nd stage and then
> next to it states rad 3rd stage.  BTW-Why doesn't my Bentley tell me about
> my 91? The edition states it does, but pics and instructions don't always
> match.
> (sorry...wanted to say that for awhile but never really needed to know).
> Thanks for the input Dave.  Hope you are well.
> Michael in San Antonio
> 91GL Weekender AT 2.1L 'Gringo'
>
>
>
> On Fri, Aug 20, 2010 at 7:34 PM, <mcneely4@cox.net> wrote:
>
> >  ---- Michael Sullivan <sandwichhead@GMAIL.COM> wrote:
> > > I have a quick question.  Got ZGringo back frohe a/c shop and have the
> > old
> > > trinary pressure switch on and all is cool.  A/C starts immediately and
> > cool
> > > within 30 seconds.  2nd fan comes on if parked after a few minutes...but
> > > when I tried a new switch, it immediately turned on a fan in front that
> > was
> > > quite loud and would not turn off unless I unplugged the pressure switch.
> > > Now I am wondering if I have ever heard that particular fan sound ever
> > turn
> > > on before....I read there may be a switch in the dash behind the left
> > front
> > > vent.  Just wondering how a normally functioning a/c works when you start
> > > w/o it on, then turn it on, then drive it at varying speeds.
> > >
> > > P.S.  BIG ISSUE---When I turn on van w/o a/c, all is good....when a/c on,
> > > the wire from the alt to the a/c fuse box in C pillar really heats up.
> >  Just
> > > wondering how hot is tolerable.  I have only ran the a/c for 5 minutes
> > and
> > > parked, but the wire got pretty hot.  I am most concerned about this as I
> > > never measured the heat on this wire prior to the a/c shop adventure.
> > > Thanks to all. I really appreciate.
> > > Michael in San Antonio
> > > 91GL Weekender AT 2.1L 'Gringo'
> >
> > Michael, I'm not sure what you mean by "2nd fan."  You also mentioned a
> > very loud fan with the air conditioner on.  When the air conditioner is on,
> > the radiator/condensor fan runs at high speed, I think.  Mine does, anyway,
> > just as it does when the engine is getting hot.  The radiator fan on high
> > speed is very loud.
> >
> > I'll leave the overheated wire to experts, but it doesn't sound good.  Fuse
> > didn't pop?  Maybe should?  DMc
> >
> > --
> > David McNeely
> >

--
David McNeely