8. MAINTENANCE, TROUBLESHOOTING
8-3
8.2.1
How to grease parts
How to grease the gear box
1. Unfasten the wing nuts from the gear box to remove the gear cover window.
2. While raising and lowering the transducer manually with the ratchet wrench (see
section 8.12.2), apply Molytone No.2 grease.
How to grease the gear shaft
Inject Daphne Eponex Grease No.2 to the grease nipple to grease the gear shaft.
8.2.2
How to replace the gasket
If water is leaking from the main shaft, replace the gasket. A spare gasket is provided
on the cover of the main shaft.
1. Unfasten four hex. head bolts to remove two seal support plates.
2. Cut and remove the gasket.
3. Take the spare gasket from the cover of the main shaft cover and set it to the main
shaft.
4. Fasten the two seal support plates removed at step 1.
Gear cover
window
Gear cover
window
Wing
nut
Wing
nut
Operation image
Operation image
Inject grease until a slight
amount comes out here.
Inject grease until a slight
amount comes out here.
Grease nipple
Grease nipple
Summary of Contents for FSV25S
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 32: ...1 OPERATIONAL OVERVIEW 1 18 This page is intentionally left blank ...
Page 92: ...4 NUMERIC GRAPHIC DATA DISPLAY 4 4 This page is intentionally left blank ...
Page 126: ...7 RECORD RECALL OPERATION 7 10 This page is intentionally left blank ...
Page 156: ...APPENDIX 1 MENU TREE AP 6 This page is intentionally left blank ...
Page 160: ...FURUNO FSV 25 25S SP 4 E1344S01C 140402 This page is intentionally left blank ...
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