Agilent Technologies 240 Series AA - Maintenance Schedule and Cleaning

Maintenance and Troubleshooting
58 Agilent 240/280 Series AA (including Zeeman)
WARNING
Sharp objects
Great care should be taken when working with glass or quartz parts to
prevent breakage and cuts.
Schedule
Daily
 Check that the exhaust system has positive extraction
 Check the gas supplies
 Check all hoses and connections for damage, leaks and wear
 Empty the drain vessel
 Clean the instrument
 Clean the burner (Flame systems only)
 Rinse out the spray chamber and liquid trap (Flame systems only)
 Check graphite components including the shroud, electrode, and tube
(Furnace/Zeeman systems only)
 Clean the electrodes (Furnace/Zeeman systems only)
 Replace the tube if necessary (Furnace/Zeeman systems only)
Weekly
 Check for o-ring deterioration:
 Three o-rings inside the burner, spray chamber, and the bung (see Figure 4)
 Two o-rings that seal the gas inlets to the spray chamber (see Figure 5)
NOTE
Always ensure the sealing surfaces are clean and free of debris before re-inserting
the component.