6-5 Cleaning and maintenance
To avoid damage, clean the screen only with
a damp cloth and mild detergent when dir ty
or covered in sea salt. Avoid abrasive cleaner s,
petrol or other solvents.
Cover or remove a transom-mounted
transducer when repainting the hull . If painting
over a through hull transducer with antifoul ing
paint, use only one coat of paint. Remove the
previous coat of antifouling paint by san ding
it lightly.
To optimize performan ce, avoi d walkin g on
or jamming cables and connectors. Ke ep the
transducer free of weed, paint and de bris. Do
not use a high pressure water blast on a speed
sensor paddlewheel as it may damage t he
bearings.
When not in use, the FISH 4432/4433 can be
removed from the installation bracket and
stored in the Navman carry bag, or left on the
installation bracket and securely covere d with
the sun cover supplied.
Repeater for depth, speed, water temp erature and batter y
voltage. Accepts NavBus or NMEA data input s from other
instruments.
DEPTH 2100
Depth Repeater
TRACKER 5430/5380
Color GPS Chartplotter with
worldwide coverage
REPEAT 3100
FISH 4432/4433 Installation and Operation Manual33 NAVMAN