Sorry for the late reply, but here is a possible problem. I have seen,
on occasion, the impeller in a water pump loosen itself from the shaft
and virtually stop pumping fluid. I know it's very rare, but still a
possibility to explore, should you not be able to resolve the issue by
other means...
Jeff - Baby Blue
rparigor@suffolk.lib.ny.us wrote:
>
> Hi G-IANI
>
> "Even with short warm up and taxi it will boil slightly as you clime out"
>
> "Has anyone got any ideas that might help"
>
> Will the system hold 1.2 bar pressure? If pressure drops boiling temp will
> go down. I had a pressure cap on my 1992 Volvo turbo Station Wagon get a
> very small hairline crack perhaps a year ago and what you describe is bout
> what happened to me.
>
> Pretty easy to check are radiator fins restricting? Has any hose or
> fitting changed to cause a restriction?
>
> Harder to check, is radiator internal restricting? Is water pump working
> properly?
>
> Good Luck
> Ron Parigoris
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> Checked by AVG.
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