Slide the bottom end of the (Item 1) solvent cup over the button end of the (Item 26) plunger rod.

Continue to slide the (Item 1) solvent cup over the (Item 50) female packing washer, (Items 51 & 52) packings, (Item 53) male packing washer and (Item 43) multiple wave spring.

Set this assembly aside for now and move to (Item 33) adapter.

NOTE: A soft mallet maybe needed to assist in this assembly. Use the soft mallet and alternately and evenly tap around the edges of the (1) solvent cup until it meets the (6) outlet body, and then screw the (1) solvent cup into the (6) outlet body.

NOTE: Be careful not to cross-thread the threads.

NOTE: Run solvent cup down by hand, snug. It should not be overly tightened but mechanically snug.