Another compressor problem

[bubblerboy64]

Scott, Where would the air dryer be? I have an little gizmo which I
assumed was some kind of filter on the side of the compressor. Other
then that I don't know what I am looking for.
John Heckman
central Pa
1973 FC
>
> If you have an air dryer, check the relief valve, sometimes they
stick
> open. Often of you cover the outlet on the bottom with the palm of
> your hand with the engine running, it will fix itself for that
trip.
> If you find this happening, you need new relief valve.
>
> Scott Forman
> 86 PT38
> Memphis
>
> --- In WanderlodgeForum@yahoogroups.com, "bubblerboy64"
> wrote:
> >
> > Upon trying to take the son-in-law for a turn in the bus I found
that
> > the compressor would not bring the air up to release the brakes.
> > Checked and the belt is Ok and the compressors seems to be
turning
> Ok.
> > Is there a solenoid or a switch which activates and deactivates
the
> > compressor. I get about 30lbs on the air gauge but no more. The
only
> > other clue is that when the compressor is running normally it
makes
> > enough noise that I can hear it and it is not doing that. Don't
know
> > beans about what I am dealing with but any help or suggestions as
to
> > what to look at or for would certainly be appreciated.
> >
> > John Heckman
> > central Pa
> > 1973 FC converted to 3208 CAT
> >
>