Problems with air dumping

[ragster_ga]

Bob,

Can you provide the part number of the valve(s) you used to replace
the orginal equipment? I also have a randomly sticking dump valve.

Thanks,

Glenn Allen
1986 PT-40
Marietta, GA


--- In WanderlodgeForum@yahoogroups.com, "Bob Lawrence"
wrote:
>
> First want to thank Steve and Ralph who send me files of the
various
> air systems....thanks again, guys..will print them off for others
we
> meet on our travels that might have similar problems.
>
> I found the solution to my problem.
> Turns out the air switches are/were the problem. Pulled them out
and
> found that these valves have many mini o rings. Seems they fall
apart
> with age and the small pieces jam the air holes.
> Replaced them with new and bigger air switches...problem solved.
> Bus now dumps quicker and fills quicker as went to 1/4 in size
> openings.
>
> Thanks again to Steve and Ralph.
>
> I know several have mentioned they have this occasional problem and
I
> think this is the reason.
>
> Bob Lawrence
> 84 PT36
> Tacoma, Wa.
>
> > Just an update here in Yakima, Washington.
> > I have had problems dumping the tag and main suspension dump
valves.
> > Others on this site have had this problem and nobody has a
solution
> yet.
> >
> > Emailed Ralph and he had me look behind the front frame rail
> straight
> > up. There is a manifold there with lines going to the various air
> bags
> > and, I'm assuming, the suspension dump buzzer switch.
> >
> > My problem is, no air is getting up to the switches to tell the
> bags to dump.
> >
> > At present I am here in Yakima at a place (5th Wheel Truck) that
> has
> > worked on other birds. They tried to get an air schmatic faxed
from
> > Bluebird to give them some direction...people don't get back to
> them.
> >
> > Bob Lawrence
> > 84 PT36
> > Tacoma, Wa.
>