Waters Xevo TQ MS Operator's, Overview And Maintenance Manual page 226

C External Connections
To connect the oil-free roughing pump:
1. Place the pump on the floor, within 1.5 m (5 feet) of the instrument.
2. Attach the NW25/NW40 adaptor to the roughing pump inlet flange
using an NW40 center ring, and then secure the connection with an
NW40 clamp, using the 7-mm nut driver to install the clamp.
3. Attach the NW25 tee to the NW25/NW40 adaptor using an NW25 center
ring, and then secure the connection with an NW25 clamp, using the
7-mm nut driver to install the clamp.
Elbow
226 February 11, 2013, 71500130002 Rev. D
To avoid personal contamination with biohazards
Warning:
or toxic compounds, and to avoid spreading contamination
to uncontaminated surfaces, wear clean,
chemical-resistant, powder-free gloves when working with
the pump and its connections.
To avoid skeletal or muscle injury, at least two
Warning:
people must lift the pump.
TP02625
1-inch ID vacuum hose
Clamps
NW25 clamp
NW25 tee
NW25/NW40 adaptor