Nebulizer - Agilent Technologies 6475 User Manual

5 Maintenance

Nebulizer

Nebulizer
The following procedures describe periodic maintenance for the nebulizer.
Removing the nebulizer
Perform this procedure when you need to access the nebulizer for maintenance.
Tools needed:
• Clean powder-free nitrile gloves
To remove the nebulizer,
1 Put on clean powder-free nitrile gloves.
2 In the Data Acquisition program, shut off the LC solve flow and nebulizing gas.
3 Remove the left side cover.
4 Disconnect the nebulizer sample line from the nebulizer.
5 Disconnect the sample nebulizer gas tubing from the nebulizer.
The tip of the nebulizer can be very hot. Do not touch the nebulizer until it is
WAR N IN G
cool.
6 Turn the nebulizer counterclockwise until it disengages from the retaining
7 Gently lift the nebulizer out of the spray chamber.
Inspecting the nebulizer
Perform this procedure if you have the G1960-67470 Nebulizer Adjustment Kit.
Perform this project if there is increased LC back pressure, off-axis spraying,
dripping from the nebulizer, or when the reference nebulizer needle is not
spraying.
Tools needed:
• Nebulizer Adjustment Fixture
• Clean powder-free nitrile gloves
• T6 Torx driver
• 1/4-inch x 5/16-inch open-end wrench (Quantity: 2)
Agilent 6475 Triple Quad LC/MS System User Guide
screws.
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