Tube can be set in 1gal increments [1-5].
Here is the Totalizer for the early G.L.M. pumps. Attached @ outlet & had a bracket bolted @ top to dome. I'm missing the shutoff wheel & cover flap for meter.


Page 173 2nd edition bottom right is a 17 like yours.


Last edited by Dick Bennett; Tue Feb 08 2011 01:52 PM.