Hardware manual

4-8 Agilent 7500 Series ICP-MS Hardware Manual
4Maintenance
Setting the Maintenance Period
If the maintenance items and maintenance periods are set beforehand, it is
possible to display the message telling the maintenance time based on the
total time of igniting the plasma, operating the vacuum, and the lapse of time.
To set the maintenance period, complete the following steps:
1 Input the period of time in the Maintenance Period textbox.
2 Click the checkbox to the left to display a check in it.
Resetting the Maintenance Clocks
To accurately monitor instrument usage, reset the maintenance clocks or
counters using the MassHunter Workstation (or ChemStation) software. Reset
the clocks whenever operators finish any of the following maintenance tasks:
• Cleaning/Replacing ion lenses
• Changing rotary pump oil
• Replacing a rotary pump
• Replacing a turbo pump
• Replacing the electron multiplier
To reset the maintenance monitors, complete the following steps:
1 Select Instrument>>Instrument Control.
The Instrument Control diagram appears.
2 Select Diagnostics>>Runnning Time.
The Running Time dialog box appears (Figure 26).
3 Click Reset.
4 Click Yes.
The time is reset to zero.
NOTE
Once you reset the time, it is not possible to restore it to the previous time. It's important to
check the item that you want to reset carefully before clicking.