[Shop-talk] pressure washers

[David Scheidt]

On Wed, Aug 19, 2009 at 9:16 AM, Frank Vantacich
<rustymetal at sbcglobal.net>wrote:

> I am in need of a pressure washer and am looking for suggestions.  What I
> have
> in mind so far, just to give you an idea of the size  I had in mind, is a
> 3800
> psi 4 gpm minimum.  I have been eying the Dewalt GX390 for 999.00 at HD.
>  It's
> portable enough to get around but yet powerful.  My research so far tells
> me
> you need at least a 4gpm minimum to move the grease, a separate pump as
> opposed to one the engine sits on and either a Honda or Briggs motor.   It
> will be used mainly for cleaning side walks and degreasing cars and
> tractors,
>

For degreasing, heat works a lot better than pure pressure.  Heat and soap
work even better.  You also need to consider what you're going to do with
the rinsate.  Letting it run down the sanitary sewer isn't a good idea; a
storm sewer is worse.

-- 
David Scheidt
dmscheidt at gmail.com