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Replace O-Cap lter
(hearing aids with size 312)
1. Tool
Remove the tool from the
packaging. The tool has two
ends, one for removal and one
with the new O-Cap lter.
2. Remove
Push the pointed end of the
tool into the existing O-Cap
lter and pull it out.
New lter
3. Insert
Insert the new O-Cap lter
using the other end of the
tool. Discard the tool after
use.