Waters Xevo TQ MS, Руководство оператора и по техническому обслуживанию, Страница: 51 / 184

Maintenance schedule 4-3
Maintenance schedule
The following table lists periodic maintenance schedules that ensure optimum
instrument performance.
Maintenance schedule
Procedure Frequency For information...
Clean the instrument case. As required. See page 4-15 .
Empty the nitrogen exhaust
trap bottle.
Check daily, empty as
required.
See page 4-15 .
Inspect and adjust the
roughing pump oil level.
Weekly. See page 4-17 .
Replace the roughing pump
oil and oil mist filter.
Annually. See page 4-20 .
Clean the source components. When they are visibly
fouled, the background
or high-peak
contaminants are
unacceptably high or
sensitivity decreases to
unacceptable levels.
See page 4-25 .
Replace the ESI probe tip. When sensitivity
decreases to
unacceptable levels.
See page 4-59 .
Replace the ESI probe
capillary.
When sensitivity
decreases to
unacceptable levels or
sample flow is
inconsistent.
See page 4-63 .
Replace the ion block heater
cartridge.
If the heater fails to
heat when the
instrument is pumped
down (evacuated).
See page 4-71 .
Replace the source assembly
seals.
Annually. See page 4-75 .