9. MAINTENANCE, TROUBLESHOOTING
9-2
9.2 Hull Unit Maintenance
Care for the hull unit by following the procedures shown below.
Raise transducer and coat main
shaft with Daphne Eponex Grease
No.2 (IDEMITSU KOSAN CO.,LTD.*
1
)
every six months.
Apply MOLYTONE grease
#2 every six months.
Dry dock ship and clean
transducer face yearly.
Apply single coat of
"MARINE STAR 20 Mod
(Red-N)" anti-foulant to
transducer face to keep
marine life off the transducer.
Do not paint metallic parts
such as the transducer
flange.
*
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
CAUTION
Replace anticorrosion zinc plate yearly.
Corrosion between the main shaft and
transducer may result, allowing water leakage
and/or loss of transducer.
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