Side-Power Stabilizer - Maintenance Schedules: Hull and Fins; Hull Unit Maintenance Schedule; Fin Maintenance Schedule

12
Stabilizer Operation and User guide version 2950-4 - 2018
Service and Maintenance
SERVICE
Maintenance schedule
Service
level 250h 500h 2000h 4000h 8000h 12000h
When
out of
water
When
required
Months/
Year
1. Change oil in bearing assembly 
1 D
ü
36/3
rd
2. Inspect spherical bearings, and Main
Cylinders for external leakage
1 W
ü
3. Inspect Stabilizer Manifolds 1 W
ü
4. Inspect Stabilizer Manifolds Electrical
Connections
1 W
ü
5. Inspect Fin Angle Sensor Belts 1 W
ü
6. Inspect Twin Yoke Area 1 W
ü
7. Inspect Hydraulic Hoses 1 W
ü
8. Check Shaft Clearances 
3 D
ü
9. Replace Lower Shaft Seals 
3 D
ü
10. Replace Main Shaft Bearings 
3 D
ü
11. Inspect and replace Spherical Bear-
ings and Cylinder Pins if necessary.
(NOT relevant for SPS55)
2 W
ü ü
12. Rebuild/Replace Cylinders 
3 W
ü ü
13.Replace the Fin Angle Belt 1 W
ü ü
14. Replace hydraulic actuator hoses 3 W
ü ü
36/3
rd
Maintenance schedule
Service
level 250h 500h 2000h 4000h 8000h 12000h
When
out of
water
When
required
1. Inspect Fin Surfaces 1 D ****
ü**** ü
B. FINS
A. HULL UNIT
Level Description
1
Onboard maintenance possible at sea
No shore support required
2 Shore supported maintenance and corrective measures
3 Trained personnel required - Side-Power personnel or equivalent
D Dry - Vessel must be out of water to perform task
W Wet - Vessel can be in water to perform task