Furuno FCV-1100L - Manual (Page 65)

5-1
5. MAINTENANCE,
TROUBLESHOOTING
ELECTRICAL SHOCK HAZARD
Do not open the equipment.
Only qualified personnel
should work inside the
equipment.
WARNING
5.1 Maintenance
Regular maintenance is important for continued performance. Important points to
be checked from time to time are shown below.
Maintenance program
Check point Action Interval
Transducer cable If conductors are exposed, replace cable. Monthly
Power cable plug,
transducer cable
plug If loosened, secure tightly. Monthly
Grounding If corroded, clean. Monthly
Ship’s mains
voltage If out of ratings, correct problem. Monthly
Display unit
cleanliness Dust or dirt may be removed with a soft
cloth. Water-diluted mild detergent may be
used if desired. DO NOT use chemical
cleaners to clean the display unit; they may
remove paint and markings. Use special care
when cleaning the LCD, since it scratches
easily. Monthly
Transducer
cleanliness Marine life on the transducer will result in a
gradual decrease in sensitivity. Check the
transducer face each time the boat is
dry-docked. Carefully remove any marine life
with piece of wood or fine sandpaper. At dry-dock