3-12 Maintenance
6. Insert the new O-ring into the O-ring groove in the pump head.
Installing the O-ring
7. Remove the seal-wash assembly as described on page 3-4.
8. Remove the existing plunger wash seal using plastic tweezers.
Removing the existing plunger wash seal
9. Wet the new plunger wash seal with methanol and insert it into the
seal-wash housing.
Installing the new plunger wash seal