Another compressor problem

[Gardner Yeaw]

The governor is mounted directly on the compressor. The governor
controls the compresser by recycling the air and thus the compressor
does not work hard when not needed. The drier will be mounted
elseware, perhaps in a frame member.

Gardner
78FC33


--- In WanderlodgeForum@yahoogroups.com, "Curt Sprenger"
wrote:
>
> While I'm thinking about it...The governor is most likely mounted
on a frame
> member, main channel or cross member. That is where they are
located on the
> 1986 and 1987 PTs. Kevin McKeowns was so well hidden it took a lot
of
> looking to find it. He relocated it to a convenient sport to make it
> accessible for any future work.
>
> On Dec 31, 2007 7:16 AM, Curt Sprenger wrote:
>
> > I wish I could answer your question. Here is a link to an air
governor
> > picture. If there is a governor on your coach, I believe it will
look like
> > this one, probable an aluminum color, not gold.
> >
> >
> > http://velvac.thomasnet.com/viewitems/ai...air-brake-
valves/air-governor-d-2-style-
> >
> >
> > On Dec 31, 2007 7:03 AM, bubblerboy64 wrote:
> >
> > > Ok, Where is the governor? You guys gotta remember I am
pretty much
> > > stupid on this stuff. The only thing on the compressor is what
> > > appears to be a small filter housing on right side of the thing
> > > looking into the engine bay from the front of the bus. Something
> > > obviously opens and or controls the compressor because when it
is
> > > functioning I can hear it cycle on and off.
> > >
> > > John Heckman
> > > central Pa
> > > 1973 FC
> > >
> > > >
> > > > My guess is it's the governor, assuming there is a governor
on your
> > > coach.
> > > > Myself, others, have reported like problems and resolved the
> > > problem by
> > > > removing the old governor and installing a new (not rebuilt)
> > > governor.
> > > >
> > > > On Dec 31, 2007 6:36 AM, bubblerboy64 wrote:
> > > >
> > > > > Well, I went out and started the bus and wouldn't you know
it
> > > the
> > > > > compressor immediately kicked on and functioned as it
should. It
> > > > > cycled up to 125psi on the gauge and shut off and every
thing
> > > seems
> > > > > fine. But we know that is not the case. Idea's thoughts
anything
> > > on
> > > > > this with this little bit more information.
> > > > > John Heckman
> > > > > central Pa
> > > > > 1973 FC
> > > > > >
> > > > > > I haven't had a chance to look into this today as yet. I
> > > appeciate
> > > > > > the help to this point. My question is what regulates the
> > > > > > compressor? The pulley is spinning all the time but I can
tell
> > > by
> > > > > the
> > > > > > sound that it cycles on an off as far as a load.The
compressor
> > > > > > mounting rattles rather noisily when it is changing the
tanks.
> > > > > Does
> > > > > > something close and open to fill the tanks? I have this
idea
> > > again
> > > > > > perhaps I am wrong that this is electrical? Or as Gregory
said
> > > > > there
> > > > > > is a valve sticking. Now where are the valves? In the top
of the
> > > > > > compressor. Remember this thing is bits and pieces of
parts so
> > > > > that
> > > > > > makes it even more interesting. I had this occur before
one time
> > > > > and
> > > > > > my shore batteries were down. I got the batteries charged
up and
> > > > > the
> > > > > > compressor kicked in. Could be just lucky or a
coincidence?
> > > Seems
> > > > > > like a leak would leak all the time rather then come and
go. I
> > > > > plan
> > > > > > on fooling around here today with it so I will be back and
> > > forth. I
> > > > > > guess the first thing I will do is just start the bus and
try
> > > > > again.
> > > > > > I need to figure this out because at some point its going
to
> > > stay
> > > > > > broke. Likely at the worst possible time. So I need to
> > > understand
> > > > > > the system a little better.
> > > > > > John Heckman
> > > > > > central Pa
> > > > > > 1973 FC
> > > > > >
> > > > > >
> > > > > >
> > > > > >
> > > > > > >
> > > > > > > John, if the belt is tight and the compressor is
spinning
> > > check
> > > > > the
> > > > > > > key in the pully shaft???? you can also check to see if
the
> > > > > > > compressor head gets hot???
> > > > > > >
> > > > > > > If it is a leak it must be big. you can not hear it
because it
> > > > > > wont
> > > > > > > build enough pressure to hiss and while the cat is
running
> > > there
> > > > > is
> > > > > > > too much noise to hear a big leak hiss. I would hook
the aux
> > > air
> > > > > up
> > > > > > > to a remote shop compressor and look for a leak that
way.
> > > build
> > > > > a
> > > > > > > male to mail fitting for a remote compressor line's
female end
> > > > > and
> > > > > > > try and build up the tanks in the bus that way?????? I
have
> > > had
> > > > > > > valves hang up that just needed a jolt of reverse air
to get
> > > thm
> > > > > > > free.
> > > > > > >
> > > > > > > It could also be that there is a blockage in the
compressor
> > > > > output
> > > > > > > line to the first tank
> > > > > > >
> > > > > > > GregoryO'Connor
> > > > > > > 94ptRomolandCa
> > > > > > >
> > > > > > >
> > > > > > >
> > > > > > >
> > > > > > >
> > > > > > >
> > > > > > > --- In
WanderlodgeForum@yahoogroups.com
> > > > > > 40yahoogroups.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
> > > > > > > >
> > > > > > >
> > > > > >
> > > > >
> > > > >
> > > > >
> > > >
> > > >
> > > >
> > > > --
> > > > Curt Sprenger
> > > > 1987 PT38 8V92 "MacAttack Racing"
> > > > Anaheim Hills, CA
> > > >
> > > >
> > > > [Non-text portions of this message have been removed]
> > > >
> > >
> > >
> > >
> >
> >
> >
> > --
> > Curt Sprenger
> > 1987 PT38 8V92 "MacAttack Racing"
> > Anaheim Hills, CA
> >
>
>
>
> --
> Curt Sprenger
> 1987 PT38 8V92 "MacAttack Racing"
> Anaheim Hills, CA
>
>
> [Non-text portions of this message have been removed]
>