Waters SYNAPT G2 - Page 209

Connecting the Edwards oil-free roughing pump B-5
3. Attach the NW25 tee to the NW25/NW40 adaptor using an NW25 center
ring, and then secure the connection with an NW25 clamp.
4. Attach a Speedivalve to one of the open ports on the NW25 tee using an
NW25 center ring, and then secure the connection with an NW25 clamp.
5. Attach an NW25 elbow to the open port on the Speedivalve using an
NW25 center ring, and then secure the connection with an NW25 clamp.
6. Attach the flanged end of a vacuum hose to the open port on the NW25
elbow, using an NW25 center ring, and then secure the connection with
an NW25 clamp.
7. Repeat step 4 through step 6 for the remaining open port on the NW25
tee.
8. Connect the free ends of the vacuum hoses to the roughing pump
vacuum connections on the mass spectrometer’s rear panel (see
page B-8).
NW25 clamp
Speedivalve
NW25/NW40 adaptor
Elbow
1-inch ID vacuum hose
Clamps