Alamarin Jet AJ 160, Operation And Maintenance Manual

Page: 26 / 40

Operation and Maintenance Manual
2626
Version 1.5
26
4.2.3. Lubricating the Control System
Technical specifications for the
lubricant greases:
- lithium soap and a thickener with EP
additives
- mineral oil as a base oil
- NLGI class 2
- operating temperature range –
25…130˚C
- continuous operating temp. min. 75˚C
Example greases:
- Würth Multi-Purpose Grease
III
- FAG Multi2
- FAG Load 220
- Mobil XHP 222
- Neste Allrex EP2
- Shell Retinax Grease EP2
The joints and shaft bushings that belong to the control systems are essentially
maintenance-free, but lubrication prolongs their operating life. Below (figure 4.2.3-1) is
a list of objects, in which water-proof vaseline is added in connection with maintenance.
When the plastic bearings of the joints wear and gaps are created, they must be replaced.
1. Shaft bushing in the stern 3. Pivoting of the reversing deflector
on both sides of the stator
2. Shaft bushings in the rear flange 4. Pivoting of the nozzle on both
sides of the stator
1
2
3
4
Figure 4.2.3-1
If the boat has two propulsion units,
the propulsion unit is equipped with a
different kind of reversing deflector.
Figure 4.2.3-2 shows the joints of this
kind of deflector. The lower joint is
located underneath a zinc anode.
Figure 4.2.3-2