[TR] TR6 Waterpump orientation

[Randall]

> Listerati, upon presenting the waterpump to the housing, there is a 
> small open groove on the
> waterpump itself, allowing a glimpse of the shaft. Although 
> the Bentley 
> manual doesn't
> mention it, it there a proper orientation of this groove... (one of 
> three positions allowable).

Should go to the bottom, I believe.  

Most water pumps have some sort of opening, to allow water to escape if the
seal weeps a bit.

Randall