The screw you refer to is indeed the one for adjusting the fuel pump pressure.
For a variety of baffles, which may or may not be any use to you, check out www.heating-parts.co.uk
Excellent on line catalogue, pictures and quick delivery!
John![Smile :) :)](data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7)
For a variety of baffles, which may or may not be any use to you, check out www.heating-parts.co.uk
Excellent on line catalogue, pictures and quick delivery!
John