Chapter 8: Maintenance 175
Unscheduled Maintenance
Maintenance
Procedure
Description When to Perform
Cleaning
external
surfaces
Keeps surfaces free from salt buildup
1 Dampen a cloth with cleaning
solution (page 169) and wipe dried
sheath fluid from surfaces.
2 Wet a fresh cloth with DI water and
wipe surfaces to prevent bleach
corrosion.
3 Wipe surfaces with a clean, dry cloth.
Whenever needed
Cleaning the
air filter
Removes dust and debris impeding
air flow
1 Turn off power; open fluidics drawer.
2 Grasp filter edges and pull gently to
slide out.
3 Vacuum the filter or hold it under
running tap water to clean. Allow it
to dry completely before reinstalling.
4 Reinstall the filter, ensuring arrows
on edge of filter point up. Align right
edge against spring clips in slide rail,
and push forward slowly.
5 Close the fluidics drawer.
Inspect periodically and
clean when dirty
Priming the
fluidics
Removes bubbles from flow cell
See page 58.
When needed during daily
startup
Replacing the
Bal Seal
Replaces worn Bal seal
See page 176.
When seal becomes worn or
cracked or sample tubes will
not pressurize
Replacing the
sample O-ring
Replaces worn sample O-ring
See page 178.
When droplets form at the
end of the SIT when the
droplet containment
vacuum is operating
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