Re: [MV] M38A1 Overflowed

From: Thomas M McHugh (tmmchugh@msn.com)
Date: Fri Mar 21 2003 - 14:26:32 PST


The radiator cawas new at the time of the radiator overhaul.

I personally think the thermostat stuck the first time running.

Tom McHugh, NJ
1952 M38A1
M-416 Trailer
MVPA, MTA, KWVA

----- Original Message -----
From: "william f cox" <grntrks@juno.com>
To: <tmmchugh@msn.com>
Cc: <mil-veh@mil-veh.org>
Sent: Friday, March 21, 2003 3:54 AM
Subject: Re: [MV] M38A1 Overflowed

> Tom,
>
> A couple of simple checks before you get too drastic.
>
> Check the radiator cap! Look for cracked, grooved, shrunken (sp) gasket.
> Take the cap to a radiator shop and have it checked for holding pressure.
> It may not be sealing properly.
>
> Also, how full is the radiator? If over filled, the excess coolant will
> be expelled through the overflow. The coolant level when cold should
> have enough room for expansion. I fill all my radiators to 1 inch below
> the top of the surge tank and have no problems with overflow or
> overheating.
>
> Frank
>
> On Thu, 20 Mar 2003 09:59:48 -0500 "Thomas M McHugh" <tmmchugh@msn.com>
> writes:
> > Thanks all, for the ( 18 ) quick replies on & off list.
> >
> > Water Pump &/or Belt seems to be the first to verify. Rust in
> > Block will
> > be next. A compression test is planned now.
> >
> > A Cracked Head or Block seem less likely since it showed no water on
> > or
> > under the engine area, was run at speed several times after the
> > radiator was
> > fixed & cleaned. The overflow was the source of water
> >
> > As soon as I can take a ride & help check it out, I will let you
> > know.
> >
> > AGAIN: THANKS MUCH. This is why the List is so great.
> >
> > Tom McHugh, NJ
> >
> >
> > ----- Original Message -----
> > From: <MVTrucker@aol.com>
> > To: "Military Vehicles Mailing List" <mil-veh@mil-veh.org>
> > Sent: Thursday, March 20, 2003 5:29 AM
> > Subject: Re: [MV] M38A1 Boiled over
> >
> >
> > > Don't overlook something as simple as a loose v-belt. This
> > > happened to me and drove me nuts before I found the problem.
> > > Joe Young
> > >
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> > >
> >
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> > To switch to the DIGEST mode, send e-mail to
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> > To reach a human, contact <ack@mil-veh.org>
> >
> >
>
>
> Frank Cox (grntrks@juno.com)
> MVPA 14530
> '45 GMC 353 DUKW
> '66 Kaiser-Jeep M35A2 w/w
> '68 M105A1 trailer
>



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