Maintenance & Troubleshooting; Preventive Maintenance - Furuno NAVpilot-500 Operator's Manual

6. MAINTENANCE &
TROUBLESHOOTING
This chapter provides information necessary for keeping your unit in good
working order and remedying simple problems.
6.1

Preventive Maintenance

Regular maintenance is important for optimum performance. A maintenance
schedule should be established and should at least include the items below.
Item
Control unit connector
LCD
Ground terminal
Do not open the equipment.
Hazardous voltage which can
cause electrical shock exists
inside the equipment. Only
qualified personnel should
work inside the equipment.
Maintenance program
Check point
Check for tight connection.
The LCD will, in time, accumulate
a coating of dust which tends to
dim the picture.
Check for tight connection and
corrosion.
WARNING
Tighten loosened connectors.
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.
Clean or replace ground wire as
necessary.
Remedy
6-1