"therebel" > wrote in message
news
>
> "maxpower" > wrote in message
> . ..
> >
> > "therebel" > wrote in message
> > ...
> > > in reply to Glenn, I did not want to influence the reply. ok here
goes,
> > PT
> > > 2.2CRD 2002 model year. 40k on the clock. car came in to workshop
with
> > > burned out compressor clutch. tech replaced compressor and these
> symptoms
> > > started. initial start up ac works ok for about 3 mins, the low
> pressure
> > > gauge on the regas station indicates about 5 bar then starts to rise
> then
> > > drop as the clutch cycles approx every 5 secs. every cycle takes the
> low
> > > pressure up a touch more until the cooling effect stops and the
pipework
> > > feels warm. the high pressure never moves from 5 bar . when
> evacuating
> > > the system the full charge is never removed and has to be repeated
> > several
> > > times. the fixed orifice tube has also been renewed. i am thinking
> > towards
> > > the accumulator but have never experienced a failure in 10 years.
> > > > wrote in message
> > > ...
> > > > anyone have any idea of the symptoms of a bad air/con accumulator
> > > >
> > > >
> > >
> > >
> > 2 questions.......... First question to you is are you using the test
port
> > for the high side gauge at the compressor or at the hose itself?
> > 2nd question..... Does the A/C condenser fan come on as soon as the
> > compressor engages.
> >
> > My guess will be you are using the ports at the hoses on the top and the
> fan
> > does not turn on when the compressor turns on. If the fan does not turn
on
> > as soon as the compressor kicks on the high side will go extremely high,
> the
> > condenser will get very hot and in some cases the R-134 may blow out. If

> you
> > use the port at the top you will not see the high side. It has to be
> > connected to the compressor port. Very hard to access unless you have a
> > small hand/arm the grille and radiator must be loosened
> >
> > Glenn
> >
> > you are right i am using top ports and fan does not cut in .
> >
>
>

Bingo!!! your fan module is bad. If you have a scan tool you can actuate the
high and low speed. you will probably not have a low speed.And before you
install the fan.......connect to the compressor port and you will see how
high the pressure is

Glenn