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
