Yes,
3 speeds for AC vans. The extra speed is intermediate.
R
--- Ben Cichowski <cichowski@MONTANA.EDU> wrote:

> Dylan,
>
> Someone please correct me if I'm wrong, but I
> believe vans without AC have 2
> speeds (low...and high - just before overheating)
> just like the ones with
> AC. However, I think there is actually a "3rd speed"
> if you will for those
> with AC that is controlled by turning on the AC
> switch itself.
>
> Ben
>
>
> On 10/12/07 10:49 AM, "dylan friedman"
> <insyncro@YAHOO.COM> wrote:
>
> > Do vans without AC have two speeds or just one?
> >
> > curious.
> >
> > dylan
> >
> > Kenneth Wilford <kenwilfy@COMCAST.NET> wrote: Ben,
> if you are getting both
> > speeds by jumpering the connections at the
> > fan switch plug then your low speed resistor has
> to be fine.
> >
> > If the fan is coming on when you jumper it at the
> fan plug that means
> > that the fan itself and all of the wiring, relays,
> resistor, fuses are
> > good to go.  The only thing that can keep it from
> coming on at this
> > point is the thermoswitch on the radiator.  I
> would get a infrared heat
> > gun and start taking temperature readings.  Is the
> radiator getting hot
> > enough for the thermoswitch to turn the fan on?
> If it is then the
> > thermoswitch must be having a problem.  You should
> be able to measure
> > across the switch when the temperature is up to
> see if it completes the
> > circuit at the proper temperature (zero resistance
> with an ohm meter).
> > So your problem has to be right at the radiator,
> at the thermoswitch.
> > You can stop hunting further.  Determine if it is
> reaching the proper
> > temperature and then go from there.
> >
> > Hope this helps,
> > Ken Wilford
> > John 3:16
> > www.vanagain.com
> >
> > Ben Cichowski wrote:
> >> Hi All,
> >>
> >> Been reviewing archives for days in hopes of not
> pestering anyone about my
> >> cooling fan problems, but I'm running into a lot
> of conflicting info and
> >> want to trouble shoot possible reasons for my
> cooling fan not kicking on:
> >>
> >> This is for an '88 Vanagon Wolfburg Weekender
> >>
> >> Everything now heats properly (both sides of the
> radiator get properly hot,
> >> and the thermoswitch is new, so is the water
> pump, radiator, thermostat) -
> >> there were other problems before this one came
> up!
> >>
> >> Things that have been RULED OUT or, in some
> cases, replaced if found to be
> >> bad. (to save time on your responses)
> >> Radiator, Thermoswitch, Thermostat, Fuses, Water
> Pump, coolant level or
> >> quality, headgasket, cap on coolant tank, bubbles
> in coolant system (many
> >> good burping sessions with the front end WAY up
> and my prego wife at the RPM
> >> station).
> >>
> >> 1.  I connected the slots on the 3-pin plug for
> the thermoswitch and I get
> >> both speeds to come on. Question: Does this test
> rule out problems with the
> >> resistor behind the headlight? - discrepancies in
> archives here
> >>
> >> 2. Could the relay under the dash be the cause of
> these problems? Some say
> >> that changing this worked for similar problems,
> others say that the relay
> >> could not possibly have anything to do with this.
> >>
> >> 3. I changed the ground connectors on the fan
> itself and behind the dash,
> >> but I'm still leaning towards this all being a
> problem with wiring. How the
> >> heck do you check for internal breaks in the
> wires given the length and
> >> tight location? Should I just change out all the
> wires and see if it works??
> >>
> >> Thank you so much, I know you have all probably
> written too much on this
> >> already, I'm jus trying to sort through what
> information is correct.
> >>
> >> Cheers,
> >> Ben
> >>
> >>
> >
>

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