[SEL] A Welding Question - CooperTB (Stover CT2)

[Dave Otto]

Has any one used a MIG welder with steel wire to do non structural repairs
in cast; like cracks in a water jacket. I have heard that it works ok but I
have never seen it done.

Dave


Dave Otto
Boise, Idaho 

> -----Original Message-----
> From: sel-bounces at lists.stationary-engine.com [mailto:sel-
> bounces at lists.stationary-engine.com] On Behalf Of Tony & Jackie
> Sent: Saturday, August 18, 2007 10:54 AM
> To: The SEL email discussion list
> Subject: Re: [SEL] A Welding Question - CooperTB (Stover CT2)
> 
> Rod,
> I just got done welding up the wet head on my 2
> 1/4 hp Economy.  I used my stick welder with
> nickel rod.  I ground the welding surface to a V
> and welded about 3/4" at a time letting it cool
> for 30-40 minutes between welds.  No preheating at all.
> 
> My arc welder is AC/DC, so I used DC+ and it
> turned out to be a VERY nice weld.  I ground it
> down with my angle grinder and once I paint it,
> nobody will know it's even there.
> 
> The most important thing is to get the surface
> CLEAN CLEAN CLEAN!  Otherwise it will be a very
> porous weld.  Brake cleaner and a wire brush work
> very well.  Just make sure the brake cleaner is
> fully evaporated before you start to weld!
> 
> --
> Tony Kimmell
> 
> 
> At 11:09 PM 8/17/2007, you wrote:
> >Hello SEL
> >
> >I would like to ask the SEL members a welding question.
> >
> >I recently bought a Cooper TB (Stover CT2) off eBay. I have just noticed
> >that the cylinder block RHS rear “foot” is cracked right through ­
> >great! On these engines the cylinder block is suspended on the 4 feet
> >which bolt to the cast iron base frame underneath ­ so there is no other
> >support for the engine except for the 4 feet which stick out the side of
> >the block at right angles.
> >
> >Is it possible to weld this foot back on without pre-heating up the
> >whole cylinder block as used to be recommended? And if so would the
> >welded foot be strong enough being ¼ of the total engine support?
> >I am thinking arc or TIG/MIG?
> >
> >Thanks for any advice.
> >
> >Rod Sutter
> >sutter6 at bigpond.net.au
> >
> >
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> 
> 
> 
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