Maintenance manual
KONGSBERG PROPRIETARY.
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7.11
Manoeuvring time test – with conventional pumps
For the purpose of confirming the healthy condition of the internal seal of the steering gear unit, the
following test procedure is to be followed. The procedure will rely on timing the movement going from
30 deg rudder position on one side to 35 deg on the opposite side.
Note!
Performance of this test to be managed by the Chief Engineer when vessel is lying still in sheltered waters. The test is
to be done first with Pump no 1 and then again with pump no 2.
1.
Switch to Local Control on Control Cabinet located in SG room.
2.
Use pump unit 1, measure time used from 30
0
Port - 35
0
STBD.
3.
Using pump unit 1, measure time used from 30
0
STBD. - 35
0
Port.
4.
Repeat test for pump unit 2.
5.
Return to 0
0
position and switch back to remote control.
6.
Locate device for emergency steering either on the pump unit
or on the steering gear actuator.
TEST RESULTS:
To be recorded in the table in chapter 7.9 Feedback form of this document, test #3, when requested or
if any alarms occure send a copy to Kongsberg Maritime.
For vessels with two steering gears, please perform one test per unit!
Locate device for
emergency steering
