Panasonic WH-R17C Operating Instructions Manual page 13

Do not modify or disassemble the hearing
instrument.
Failure to heed this warning may
result in damage to the ear.
· Contact your dispenser if you need to have
your hearing instrument adjusted, or if
you encounter unexpected behavior of the
hearing instrument.
Do not use any other receiver unit.
Use of another type of receiver unit that is
not provided by your dispenser may generate
loud sound, which can damage hearing.
CAUTION
Do not immerse the hearing aid in water,
and do not allow it to get wet.
It may short-circuit and become damaged.
Make sure that the battery is fresh and
installed correctly.
Pay attention to the polarity. Inserting
the battery incorrectly can result in a
burst, leak, or damage to the unit.
13