Waters Xevo TQ MS, Руководство оператора и по техническому обслуживанию, Страница: 74 / 184

4-26 Maintenance Procedures
Cleaning the sampling cone assembly
You can remove the sampling cone assembly (comprising the sample cone,
O-ring, and cone gas nozzle) for cleaning without venting the instrument.
Removing the sampling cone assembly from the source
Required material
Chemical-resistant, powder-free gloves
To remove the sampling cone assembly from the source
1. Close the source isolation valve (see “To close the source isolation valve
before starting a maintenance procedure” on page 4-11 ).
Warning:
The source components can be contaminated with
biohazardous and/or toxic materials. Always wear
chemical-resistant, powder-free gloves while performing this
procedure.
Warning:
To avoid electric shock, ensure that the instrument is in
Standby mode before commencing this procedure.
Warning:
To avoid puncture wounds, take great care while working
with the source enclosure open, because the ESI probe tip is sharp.
Warning:
The source can be hot. To avoid burn injuries, take great care
while working with the source enclosure open.