Inspecting The Roughing Pump Oil Levels; Adding Oil To A Roughing Pump - Waters Xevo TQ-S Operator's, Overview And Maintenance Manual

4 Maintenance Procedures

Inspecting the roughing pump oil levels

Caution:
operate them with the oil level at less the minimum level, as indicated
in the pumps' sight glasses.
This procedure does not apply to an Edwards oil-free roughing pump.
Note:
Requirement:
are running.
For each roughing pump, the oil level appears in the roughing pump's oil level
sight glass. Check the oil level weekly; you must maintain the oil level at or
near the indicated maximum level when the pump is not operating.
The oil level in the sight glass is lower when the roughing pump is
Tip:
running than when it is stopped. When the pump is running, the oil level is
typically at 30% to 60% of the maximum level.

Adding oil to a roughing pump

If a roughing pump's oil level is low (see
pump.
Required materials
• Chemical-resistant, powder-free gloves
• 12-mm Allen wrench
• Funnel
• Vacuum oil: Leybonol LVO 110 or Anderol GD 32
To add oil to a roughing pump:
1. Vent and shut down the mass spectrometer (see the mass spectrometer's
online Help for details).
Warning:
roughing pumps and mass spectrometer, disconnect the power
cords for the mass spectrometer and roughing pumps from the
main power source.
116 February 28, 2014, 715002212 Rev. C
To ensure correct operation of the roughing pumps, do not
You must determine the oil levels while the roughing pumps
To avoid personal injury, as well as damage to the
page 116), you must add oil to the