Hull Unit Maintenance - Furuno FSV-25 Operator's Manual

8. MAINTENANCE, TROUBLESHOOTING
8.2

Hull Unit Maintenance

Care for the hull unit by following the procedures shown below.
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
Apply MOLYTONE grease
#2 every six months.
Replace anti-corrosion zinc plates
yearly. See section 8.2.3.
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.
8-2
Coat the drive shaft with Daphne
Eponex Grease No.2 (IDEMITSU
1
KOSAN CO.,LTD.* ) every six
months.
Raise transducer and coat main
shaft with Daphne Eponex Grease
No.2 (IDEMITSU KOSAN
1
CO.,LTD.* ) every six months.
Replace gasket if water is leaking from
the main shaft. See section 8.2.2.
Dry dock ship and clean transducer
face yearly. Apply single coat of
2
"SEATENDER 20"* anti-foulant to
transducer face to keep marine life off
the transducer. Do not paint metallic
parts such as the transducer flange.
2
* Equivalent coating (anti-foul):
CHUGOKU MARINE PAINTS, Ltd.:
SEA GRANDPRIX 660HS