54 Agilent 6500 Series Q-TOF LC/MS Maintenance Guide
2Maintenance
To clean the electrospray spray chamber weekly
Figure 7 Filling the spray chamber
5 Scrub the insulators and the interior of the spray chamber with a clean 
cotton swab. 
6 Empty the spray chamber. 
7 Reinstall the spray chamber on the instrument. 
8 Remove the spray shield. 
9 Use abrasive paper to gently clean the end of the capillary cap. 
Some mobile phases are dangerous. Use the degree of caution appropriate for the 
mobile phase being used.