Preventive Maintenance - Furuno FR-8062 Operator's Manual

6. MAINTENANCE & TROUBLESHOOTING
6.1

Preventive Maintenance

Regular maintenance is important for optimum performance. A maintenance program should be
established and should at least include the items shown in the table below.
Interval Item
When LCD
necessary
3 to 6 Ground terminal
months on display unit
Display unit
connectors
Exposed nuts
and bolts on
antenna unit
Antenna
radiator
6-2
Maintenance
Check point
The LCD will, in time,
accumulate a coating of
dust which tends to dim
the picture.
Check for tight
connection and rust.
Check for tight
connection.
Check for corroded or
loosened bolts.
Check for dirt and cracks
on radiator
surface.
Remedy
Wipe the LCD carefully to prevent
scratching, using tissue paper and an
LCD cleaner. To remove dirt or salt
deposits, use an LCD cleaner, wiping
slowly with tissue paper so as to dissolve
the dirt or salt. Change paper frequently
so the salt or dirt will not scratch the
LCD. Do not use solvents such as
thinner, acetone or benzene for
cleaning. They may remove paint and
markings.
Tighten or replace as necessary.
Tighten if loosened.
Clean and repaint as necessary. Sealing
compound may be used in place of paint.
Clean radiator surface with freshwater-
moistened cloth. Do not use plastic sol-
vents for cleaning.