Waters Xevo TQ MS Operator's, Overview And Maintenance Manual page 219

Bear in mind these requirements when connecting the roughing pump:
• The pump must be horizontal, or within one degree of horizontal.
• The ambient temperature of the area in which you place the pump must
range between 12 and 40 ºC (54 to 104 ºF).
• The pump must be oriented so that it permits easy access to the oil
exhaust filter and oil-level sight glass.
For proper ventilation, the following minimum clearances must apply:
Left side minimum clearance
is 15.24 cm (6 inches)
Front side minimum clearance
is 35.56 cm (14 inches)
Warning:
or toxic materials, and to avoid spreading contamination to
uncontaminated surfaces, wear clean, chemical-resistant,
powder-free gloves when working with the pumps and their
connections.
Connecting the Varian oil-filled roughing pump
TP03159
Right side minimum clearance
is 15.24 cm (6 inches)
To avoid personal contamination with biohazards
February 11, 2013, 71500130002 Rev. D
Back side minimum clearance
is 15.24 cm (6 inches)
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