Waters Alliance e2695 Operator's Manual page 188

7 Maintenance
• Plastic tweezers or can of compressed air
Plunger seal replacement
Caution:
tool. Do not use a sharp tool to remove or install seals.
To replace the plunger seal:
1. Remove the head (see
plunger" on page
2. Use the plastic end of the seal removal tool to remove the plunger seal
from the head.
Plunger and face seal orientation:
Plunger seal
(spring side faces
head)
Head
3. Wet the insertion tool, seal opening, and new plunger seal with 100%
alcohol before you install the seal.
4. Place the new plunger seal on the seal insertion tool with the spring side
facing away from the tool. Insert the tip of the tool into the plunger seal
opening in the head (see the
on page
188 July 29, 2013, 715003794 Rev. B
To avoid damaging the sealing surfaces, use the seal removal
"Remove the head, seal-wash assembly, and
185).
188), and then push firmly to install the seal.
Outlet face
seal
figure "Plunger and face seal orientation:"
Inlet face
seal
J tube