Nauticam NA-E2, Инструкция по эксплуатации

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Prepar
16
P
REPARATION OF THE
H
OUSING
1. After verifying that the main O-ring is in
good condition, lightly coat it with the
lubricant provided.
2. Make sure the O-ring groove located in
the front part of the housing is free from
any foreign material; the groove can be
cleaned with the aid of a microfiber cloth.
3. Place the main O-ring into the groove,
first at the corners, then the whole
perimeter.
4. Setting up the moisture alarm:
1. Ensure that remove an insulation
film before install a battery.
Then install the battery provided
into the battery compartment on
the circuit board inside the housing.