terry
yep I got me a toy thermoswitch for this reason - i thought it a neat
protection feature.
andrew
On Sat, 12 May 2001, Terry Rudd wrote:
> Toyota is tricky with the way it wires a thermo fan - the thinking is that
> if something blows in the fan circuit or the switch is disconnected then the
> fan will start up and never turn off until the wiring fault is corrected.
> You can actually do this using a Bosch relay, just use the 87A pin but you
> need the Toy type switch as well.
>
> Terry
>
> -----Original Message-----
> From: [EMAIL PROTECTED]
> [mailto:[EMAIL PROTECTED]]On Behalf Of Andrew
> Greenbury
> Sent: Friday, 11 May 2001 10:36
> To: [EMAIL PROTECTED]
> Subject: Re: Pulsar thermo switch.
>
>
> damien
>
> i reckon terry would have answered your question regarding the
> wiring....
>
> the pulsar thermoswitch is normally open and when you get to the
> desired temp the switch closes, allowing continuity between the
> two wires.
>
> toyota thermoswitches work opposite though ie are normally
> closed, and go open circuit when the desired temp is reached.
>
> so as long as you know you've got a pulsar one terry's wiring is
> suitable, otherwise needs a simple mod. if in doubt the switch
> operation is easily verified with a multimeter and some hot water.
>
> andrew
>
>
> > daters of OZ,
> >
> > I put a thermo fan in my car last week, and today got a thermastat housing
> > with a temp switch (from pulsar). It is not the 3-bolt type like on a
> > bluebird. I accidently found it on my brothers 180B, don't know how it got
> > there. Anyway, there are two wires coming out, and I assume that a
> positive
> > power supply goes in one wire, and when water reachs desired temp, it
> allows
> > the power to flow through to other wire, which then flows to my
> > relay,switching it on. Is thier another option, for example, the earth
> goes
> > into the wire??
> >
> > Any feedback appreciated
> >
> > thanxs
> >
> > Damien.
> > _________________________________________________________________________
> > Get Your Private, Free E-mail from MSN Hotmail at http://www.hotmail.com.
> >
>
>
>
>
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