Table of Contents
Advertisement
5
Maintenance
Adjusting or replacing the nebulizer needle
Adjusting or replacing the nebulizer needle
Schedule
Perform this procedure if there is increased LC backpressure, off-axis spraying,
dripping from the nebulizer, or when the reference nebulizer needle is not
spraying.
Equipment List
Steps
1 Put on clean, powder-free nitrile gloves.
2 Determine the nebulizer holder type by consulting the user guide for your
3 Install the nebulizer in the Nebulizer Adjustment Fixture.
4 Loosen the locknut next to the zero-dead-volume (ZDV) union.
5 Remove the union from the nebulizer needle holder.
6 Remove the union locknut from the nebulizer.
7 Loosen the fastener (locknut, 1.5 mm hex screw, or T6 Torx screw) that
8 Loosen the needle holder and pull it out of the nebulizer body. Dispose of the
9 For more thorough cleaning, sonicate the nebulizer body. Pour isopropanol or
10 Thread the new needle holder into the nebulizer body.
11 Carefully remove the new needle from the shipping tube and adhesive strip.
12 Carefully slide the sharp end of the needle through the ferrule until 1 cm of the
100
• Nebulizer Adjustment Fixture
• Clean, powder-free nitrile gloves
• T6 Torx driver
• 1/4-inch x 5/16-inch open-end wrench (Quantity: 2)
• G1960-67470 Nebulizer Adjustment Kit
model.
secures the needle holder in place.
used needle properly.
methanol through the inside the shaft.
Identify the sharp end of the needle.
needle remains at the ferrule.
Agilent Revident LC/Q-TOF System User Guide
Advertisement
Table of Contents
