Agilent 6500 Series Q-TOF LC/MS Maintenance Guide 79
Maintenance 2
To replace the nebulizer needle for the ESI with Agilent Jet Stream
To replace the nebulizer needle for the ESI with Agilent Jet Stream
When required When the needle is plugged. Common symptoms of a plugged needle are
increased LC back pressure or off-axis spraying or dripping from the
nebulizer.
Tools required • Adjustment fixture (p/n G1946-20215)
• Gloves, clean
• Pliers, long nose (p/n 7810-0004)
• Wrench 3-mm, open-end (p/n 8710-2699)
• Wrench ¼-inch x 5/16-inch, open-end (p/n 8710-0510)
Parts required Nebulizer accessory kit, ES with Agilent Jet Stream p/n G1958-60136
1 Install the nebulizer in the adjustment fixture.
2 Examine the needle for signs of wear or corrosion. If the needle appears
corroded or damaged, continue to the next step.
Figure 26 Electrospray nebulizer needle in needle holder
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