Furuno CHS-5LMARK-2-55, Operator'S Manual

Page: 72 / 90

8. MAINTENANCE, TROUBLESHOOTING
8-2
8.3 Hull Unit Maintenance
8.3.1 Lubrication points, zinc plate
Hull unit maintenance points
The zinc plate attached
near the transducer must
be replaced every year.
The junction between the
main shaft and transducer
may corrode, which may
result in the loss of the
transducer or water
leakage in the vessel.
Apply MOLYTONE grease #2
(or equivalent) every six months.
Dry dock ship and clean
transducer face yearly.
Apply single coat of
"SEATENDER 20" (or equivalent)
anti-foulant to transducer
face to keep marine life off
the transducer. Do not use
solvents to clean the transducer
and do not paint the transducer
face.
HULL UNIT
* 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
Raise transducer and coat main
shaft with Daphne Eponex Grease No.2
(IDEMITSU KOSAN CO.,LTD.*
1 )
(or equivalent) every six months.
Replacement of grease cotton
Check the grease cotton monthly
for water leakage. If leakage is
found, tighten the grease cotton
retainer. If water continues to
leak, replace the grease cotton.
For how to replace the grease
cotton, see page 1-7 in the
installation manual.
Parts code for grease cotton is
000-801-891.