Re: [DML] Re: air conditioner cycle

[<delornut@xxxxxxxxxxxx>]

There's a tech tip in the technical section of the DML web site that details
modifying the fans to run without cycling while in the AC mode. If a PO did
this modification the fans will run continually.

Bruce Benson

> If the compressor clutch is not cycling then the cooling fans will not
> cycle when the A/C is running. The cooling fan circuit is set up so
> EITHER the otterstadt turns the fans on OR the A/C clutch circuit.
> Both can turn the fans on but EITHER can keep them running. A little
> bit of and/or logic here. Bottom line is the compressor clutch should
> be cycling and then the cooling fans will also. You may have to adjust
> the amount of refrigerent and/or the setting on the low pressure
> switch. Too much refrigerent can cause the system to not cycle. If a
> person not familiar with Deloreans worked on the A/C he would
> overcharge the system to the point where it will not cycle. In such a
> case the system must be drained and the correct amount metered back
> in. THEN you can adjust the pressure switch (if necessary).
> David Teitelbaum
> vin 10757
>
>
> --- In dmcnews@xxxxxxxxxxxxxxx, "alex morgan" <mauibarber@xxxx> wrote:
> > I didn't check when the car was in motion but NEITHER the compressor
> or the
> > fans cycle.  I decided to take it to a shop today to have them
> pressure test
> > it.  I would think even at idle the compressor or the fans would
> cycle?  The
> > only time I hear the compressor click is when I start the AC and
> when I turn
> > it off.  Otherwise its nonstop.
> > Ill let you know what the shop says.
> > Mahalo,
> > Alex
> >
> >
> > "Alex,
> > Did you notice this when the car was idling or during a drive?
> Reason for
> > asking...  the manual says that the AC cycling may not happen when
> the car
> > is
> > idling. Make sure the RPMs are up and see if they cycle then.
> >
> > Shannon Y
> > 16506"
>
>
>
>
>
>
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