There is a possibility the pulley is too short or spindle shaft too long.
The fastening nut may be bottoming-out on the shaft. This would
allow the shaft and impeller to move back and open up the seal
surface.
Bill Traill
DCO:
TC 5221
> Send it back to Moss, and get another one. Or, have your old pump
> rebuild by someone who knows what's going on. Al Moss had to replace his
> Moss water pump at the GoF West 2000 (it was his 2nd Moss pump as well).
> I don't remember his where he got his good pump, as to being from Moss
> or Marino. John Seim
>
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