Eicom ENO-30, User Manual

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45 | P a g e
4. Put small rod of the piston replacement tool into hole
in metallic part at the base of the piston shaft, and use a
counterclockwise motion to loosen it.
5. After loosen piton, remove it by hand. Then, remove
the wash seal as well.
6. Start by attaching the guide ring.
7. Put the washing seal in place and slide the piston
through the center hole and screw it in finger-tight.
8. Then use the piston replacement tool to secure the
piston.
9. Re-attach the pump head guide and O-ring.
10. Tighten up pump head guide nuts once again by
alternative between the two screws a little at a time.
11. Attach back up ring and pump head. Pump head
should be place onto the piston using a gentle and
straight movement. Do not twist. The piston can break
very easily. Even, gentle pressure is essential.