Re: Weird CIS behaviour

[Don Hoefer <hoefer@eng.pko.dec.com>]

Phil,

> > The accumulator has a diaphragm assy inside it that enables it to retain
> > the pressure along with the check valve.Bad accumulators/diaphragms can
> > be checked by removing the small screw on the "back" side of the unit.If
> > ya gets gas outta ther,It "haint no gud".
> 
> Thanks, Smitty.  Does it have to be 'repressurised' after the test?

No it does not have to be repressurized.  There is a spring inside that
supplies the back pressure on the diaphragm.  The Bentley manual specifies
a distance that you can insert a wire into the hole to check the spring.
Any less and the spring is no good.

Don Hoefer
'82 Coupe