1985 PT-40 Radiator Question

[Gregory OConnor]

The sight glass gets stained green and proves false result. I keep
my cap door unlocked ror a quick dip stick check

GregoryO'Connor
94ptRomolandCa

--- In WanderlodgeForum@yahoogroups.com, "Scott Forman"
<sforman@...> wrote:
>
> My '86 8v92 PT38 does have a sight glass. Surge tank is at top
left
> (street side) of engine compartment with rear cover raised.
>
> Scott Forman
> 86 PT38
> Memphis
>
> --- In WanderlodgeForum@yahoogroups.com, Pete Masterson
> wrote:
> >
> > The surge tank on the 8v92 may not have the sight glass. I
looked
> at
> > some photos of older PT-'birds on the Vintage Birds web site,
and
> I
> > could see (what I assume was) the surge tank just left of center
> at
> > the top of the engine compartment (with the cover raised). I
> didn't
> > see the sight glass, so I assume that there's an indicator tab
> just
> > inside the fill cap (as on many vehicles). (Overfilling the
> radiator
> > isn't a serious problem as excess coolant will simply exit
through
> > the overflow tube -- but it does waste a bit of coolant.)
> >
> > A tear, even quite small, can allow a _lot_ of coolant to
escape,
> > since it's under several pounds of pressure in the system.
> >
> > Pete Masterson
> > '95 Blue Bird Wanderlodge WBDA 42
> > El Sobrante CA
> > aeonix1@
> >
> >
> >
> > On Jan 1, 2008, at 10:43 AM, curlesw wrote:
> >
> > > Thanks Pete.
> > >
> > > The hose ran from the pump into the engine block....fairly
easy to
> > > reach. It had a 2.5" rip in it...didn't expect such a huge
> failure.
> > > Sure, maybe a small hole from a 21 year old hose, but wow! I
> lost a
> > > lot of fluid very quickly. I'm glad the engine alarm worked
> since it
> > > was at night and I could not see all the smoke pouring out the
> back.
> > >
> > > I did not noticed the surge tank and site glass...will have to
> look
> > > for that when I add coolant back into the system to ensure I
do
> not
> > > overflow.
> > >
> > > I read the BB manual and it said to use an antifreeze which
> contains
> > > ethylene glycol. When I get back home I'll have a complete
flush
> of
> > > all fluids anyway, it's time for a complete refresh...just
need to
> > > get home by Sunday, which is 2,000 miles away!
> > >
> > > v/r
> > > Wayne C.
> > > San Deigo, CA
> > > 1985 PT-40
> > >
> > >
> > > --- In WanderlodgeForum@yahoogroups.com, Pete Masterson

> > > wrote:
> > >>
> > >> The engine radiator in a PT is on the left (street) side at
the
> > > rear
> > >> of the coach. From the inside, you should be able to see a fan
> > > (with
> > >> a shroud around it) that pulls air through the radiator. The
> > > radiator
> > >> near the generator is for the generator only.
> > >>
> > >> The fill for the radiator is in the center on the rear above
the
> > >> engine compartment cover. It feeds into a surge tank. Usually
> > > there's
> > >> a small, round sight glass. The water level (minimum) is to
the
> > >> center of the sight glass. (Too full will cause the coolant to
> > >> overflow when it heats up.)
> > >>
> > >> Be sure you're using a coolant that's appropriate to the
engine.
> > >> Check the Detroit Diesel recommendation for your engine.
> > >>
> > >> It occurs to me that the hose -might- have been for the
generator
> > >> rather than the engine. Where, exactly, was the hose you
> replaced?
> > >> (Of course, you should check the water level in the generator
as
> > >> well. That's accomplished by removing the radiator cap and
> looking
> > > in.)
> > >>
> > >> Pete Masterson
> > >> '95 Blue Bird Wanderlodge WBDA 42
> > >> El Sobrante CA
> > >> aeonix1@
> > >>
> > >>
> > >>
> > >> On Dec 31, 2007, at 5:34 PM, curlesw wrote:
> > >>
> > >>> This seems like a silly question, but here goes. I need to
add
> > >>> coolant and read the instructions. I had a leak in a hose
that
> > >>> required replacement and now need to add coolant to the
system.
> > >>>
> > >>> Does the engine use the same radiator as the one located in
> front
> > > of
> > >>> the generator? I just assumed there would be a separate
> radiator
> > > but
> > >>> guess not, correct?
> > >>> Thanks.
> > >>>
> > >>> Wayne C.
> > >>>
> > >>>
> > >>
> > >>
> > >> [Non-text portions of this message have been removed]
> > >>
> > >
> > >
> > >
> > >
> > >
> > > Yahoo! Groups Links
> > >
> > >
> > >
> >
> >
> >
> > [Non-text portions of this message have been removed]
> >
>