B.A. International Optima EOS350 Mode D'emploi page 21

Extraoral Suction System, Instructions For Use and Installation
7.3 Noise Filter Stick Replacement
（replace time :12 months）
•Disconnect the main power and remove power
cord.
•Keep your hands dry.
•Wear gloves.
[Caution] Replace the noise filter stick
and dispose of the used one as medical waste.
① Loosen up the screws in the third joint and take
out the noise filter stick.
② Place a new noise filter stick into the second
suction arm.
③ Insert the module of the third joint into the
second suction tube. Tighten up the screws.
7.4 Fine Filter Replacement
（replace time :6 months）
• Turn off the main power and remove power cord
from the mains outlet.
• Keep your hands dry.
• Wear gloves.
[Caution] Replaced filters should be
disposed of as medical waste.
① Loosen up the screws on door panel
using a slot type screwdriver. Remove
the door panel.
② Unlock the dust-proof drawer cabinet,
press the cover plate and remove the
filter.
③ Take out and bag the used fine filter,
then dispose of as medical waste.
④ Replace a new filter into the drawer.
⑤ Replace the cover plate and reinstall
the door panel.
⑥ Replace particle/dust filter every 6
months.
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Fine Filter