Ion Injector - Agilent Technologies 6475 User Manual

5 Maintenance

Ion Injector

Ion Injector
The following procedures describes periodic maintenance for the ion injector.
These procedures apply to both single and multi-bore ion injectors.
Removing the ion injector
Perform this procedure when you need to clean or replace the ion injector.
Tools needed:
• Clean powder-free nitrile gloves
• Capillary Puller Tool
The spray chamber operates at very high temperatures. Do not continue until
WAR N IN G
the spray chamber is cool.
To remove the ion injector,
1 Put on clean powder-free nitrile gloves.
2 Remove the ion injector cap from the end of the ion injector.
3 Screw the capillary puller tool fully into the spray shield mount.
4 Push the collet assembly over the ion injector and then tighten by holding the
5 Pull on the knob until the collet assembly stops moving.
6 Visually check that the ion injector has been pulled out by the collet by looking
7 Rotate the knob assembly counterclockwise slightly, and pull out the
8 Pull the tool out.
Carefully pull the ion injector out along its long axis. The ion injector is glass or
C AU T I O N
of similar material, and you can break it by putting vertical or horizontal
pressure on it.
9 Loosen the collet clamping knob slightly to loosen the ion injector from the
10 Pull out the ion injector from the collet.
11 Unscrew the tool from the shield mount.
Agilent 6475 Triple Quad LC/MS System User Guide
puller handle. Turn the collet clamping knob clockwise.
through the slots on the tool.
assembly to unlock the collet assembly from the puller.
capillary puller tool.
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