Waters Xevo TQD Overview And Maintenance Manual page 104
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Also See for Xevo TQD:
- Operator's, overview and maintenance manual (250 pages) ,
- Knowledge base (2 pages)
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4 Maintenance Procedures
To gas ballast the roughing pump:
1.
Use the flat-blade screwdriver to turn the gas ballast valve on the pump
a quarter-turn to the open position
2.
Run the pump for 30 to 60 minutes.
It is normal for the roughing pump temperature to increase during
Tip:
ballasting. To maintain an ambient temperature of less than 40 °C in
the space where the pump is located, ensure the space is adequately
ventilated.
3.
Use the flat-blade screwdriver to turn the gas ballast valve to the closed
position
104
March 14, 2014, 715004387 Rev. B
TP02654
.
.
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