49
TriScroll 600 Dry Scroll Vacuum Pump
D R A F T 4 / 2 9 / 0
4
14. Insert the check valve spacer into the bypass
port around the check valve assembly until
it pushes against the plunger guide.
15. Lightly grease the two O-rings, 2-113, and
install them in the grooves on the check
valve plug.
16. Insert the bypass plug insertion tool into the
guide hole above the post.
17. Insert the check valve plug into bypass port
against the check valve spacer.
18. Observe the proper orientation as shown in
photo on the left.
Inboard Housing Assembly (continued)
CAUTION Be careful not to cut
the O-ring on the 3/8"
diameter cross-port in
the bypass of the inboard
housing. Use the bypass
plug insertion tool.