8. MAINTENANCE, TROUBLESHOOTING
8-2
8.2
Hull Unit Maintenance
Care for the hull unit by following the procedures shown below.
Note 1:
Do not mix SEATENDER 20 with SEA GRANDPRIX 660HS, or apply one
over the other.
Note 2:
It is possible to remove SEATENDER 20 and replace the coating with SEA
GRANDPRIX 660HS. To remove the current coating, soak a nylon-based scrubbing
pad in thinners, then apply the thinner to the coating in a washing motion. To prevent
damage to the transducer, do not use tools (scrapers, etc) or sandpaper to remove the
coating.
Replace anti-corrosion zinc plates
yearly. See section 8.2.3.
Replace gasket if water is leaking from
the main shaft. See section 8.2.2.
Coat the drive shaft with Daphne
Eponex Grease No.2 (IDEMITSU
KOSAN CO.,LTD.*
1
) every six
months.
Raise transducer and coat main
shaft with Daphne Eponex Grease
No.2 (IDEMITSU KOSAN
CO.,LTD.*
1
) every six months.
Dry dock ship and clean transducer
face yearly. Apply single coat of
“SEATENDER 20”*
2
anti-foulant to
transducer face to keep marine life off
the transducer. Do not paint metallic
parts such as the transducer flange.
Apply MOLYTONE grease
#2 every six months.
*
1
Equivalent greases:
SHOWA SHELL OIL: Shell Albania
Grease S No.2
EXXON MOBIL: Mobilux EP No.2
NIPPON OIL CORPORATION: Multinox
Grease No. 2
*
2
Equivalent coating (anti-foul):
CHUGOKU MARINE PAINTS, Ltd.:
SEA GRANDPRIX 660HS
Summary of Contents for FSV-2S
Page 1: ...COLOR SCANNING SONAR FSV 25 FSV 25S OPERATOR S MANUAL www furuno com Model ...
Page 14: ...SYSTEM CONFIGURATION xii This page is intentionally left blank ...
Page 74: ...2 HORIZONTAL MODE 2 44 This page is intentionally left blank ...
Page 92: ...4 NUMERIC GRAPHIC DATA DISPLAY 4 4 This page is intentionally left blank ...