89SP cat3208-draining coolant question..only 6 gal so far

[Ed Gardels]

--- In WanderlodgeForum@yahoogroups.com, "johnocon54"
wrote:
>Thank you John for reply... Will start again this afternoon or
tommorrow.
Ed Gardels 89sp
Arlington Tx.

> --- In WanderlodgeForum@yahoogroups.com, "Ed Gardels"
> wrote:
> >
> > Group, I need to replace my coolant. Never done it before. Using
the
> > drain spout on the bottom rad hose, I have only got 6 gal until
it
> quit
> > draining. What else should I do to get the 15 to 20 gal out the
book
> > says I should get.The chassis heater valves are open.
> > Thanks ahead for your help
> > Ed Gardels 89sp
> > Arlington Tx
> >Ed I recently changed the coolant in Cat 3208T engine. I got about
ten
> gallons from the the radiator itself. Then I removed a couple of
drain
> plugs in the front of the engine. One is on the water pump the
other
> toward the bottom of the engine. There is also another pet cock to
open
> on some piping below the engine that goes to the radiator.
>
> Then I removed the heater hoses in the front of the motorhome and
> pushed them down below the engine level and drained out several
more
> galons. That was the most I could get out.
>
> I then flushed with distilled water until all of the above lines
and
> drains ran free of antifreeze. This took about 2o gals of distilled
> water but I knew I had all of the old coolant out. Of course I now
had
> some distilled water in the lines that would not drain. But that is
> o.k. because you can add the antifreeze to it anyway.
>
> Good luck.
>
> John
>