Ocean Reef GSM Owner's Manual - page 11
Rel 8.1. October 2009
9
• (1) The surface is full of air bubbles formed by the waves.
• (2) The sand under water is causing ultrasonic noise due to the waves.
Chapter 8
PRECAUTIONS
·Do not use solvents (such as dilutents) to clean the unit. They can cause
irreparable damage. Only use neutral detergents.
·Use running water to remove the seawater from your M-101A or GSMs after
use. The system must be kept completely dry and in good condition.
·Do not twist the microphone cable on the GSMs.
·Do not expose the unit to direct sunlight.
·Do not leave the unit in your car.
·Do not keep the unit in places that are too hot or too cold, such as near air
conditioners
.
·Do not keep the unit near magnetic fields.
·Do not allow it to fall or be knocked around.
·Replace the battery when it is running low. When not using the unit for
extended periods of time, remove the battery from its housing to prevent
damage.
·Only use 9V alkaline batteries. Install them in the battery housing, ensuring
that they are of the correct charge and polarity. Do not activate the polarity
circuit using metal wires or pieces of metal.
·Make sure there is no dirt, debris or water in any part of the unit, especially in
the battery housing or under the O-ring. If any dirt, debris or water is found,
remove it.
·When replacing the battery check the O-ring for damage. If it is damaged,
replace it. The O-ring must be lubricated with a thin layer of silicone lubricant.
·Do not dismantle or repair this unit yourself.
·Follow the instructions for correct maintenance of the microphone and
battery housing, given in previous chapters.
·If the battery compartment should be flooded, remove the battery, rinse the
compartment with fresh water and leave to dry. Remove any debris, and
clean the gold plated contacts, then install a new battery. If the unit does not
function, check the state of the microphone (only on GSMs units).
·Routinely clean the microphone contacts and check the integrity of the
hydrophobic membrane and the casing. If the microphone is flooded, it
CANNOT BE recovered and must be replaced.
·Do not touch the hydrophobic membrane with any sharp objects that may
damage it.
Chapter 9
GUARANTEE
(1) OCEAN REEF communication units are guaranteed to be free of
material or manufacturing defects for a period of 24 months from the
time the unit is purchased. For the duration of the guarantee, the
Company’s responsibility is limited to replacement of any parts that
are defective in our opinion, and that have not been used incorrectly or
handled negligently. The unit must be returned to the outlet from which
it was bought, along with the warranty card. The cost of transport is to
be prepaid by the customer.
(2) Even during the guarantee period, this guarantee shall not be valid
where: