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5. MAINTENANCE, TROUBLESHOOTING
5-10
The result of the rudder test
• [Drive Unit]: Drive type used with the NAVpilot.
• [Bypass/Clutch]*: Presence or absence of bypass/clutch.
• [DB]*: Rudder deadband.
• [SPD]*: Rudder speed.
• [Rudder Duty]: The rudder control value required to obtain rudder speed of 5°/sec.
• Rudder angle indicator*: Displays the rudder angle during the rudder test.
*: Not shown with the Fantum Feedback
TM
.
When the rudder test is completed, a message announces the results of the test.
*: Not shown with Fantum Feedback
TM
.
Message Meaning
Rudder test completed. Rudder tested OK.
Rudder speed is too fast to control the vessel. The
vessel may not be controlled properly.
Rudder speed is too fast.
Rudder speed is too slow to control the vessel. The
vessel may not be controlled properly.
Rudder speed is too slow.
Deadband is too big to control the vessel. The vessel
may not be controlled properly.*
Deadband is too large.
Deadband is too big rudder speed is too fast to con-
trol the vessel. The vessel may not be controlled
properly.*
Deadband is too large; rudder
speed is too fast.
Deadband is too big rudder speed is too slow to con-
trol the vessel. The vessel may not be controlled
properly.*
Deadband is too large; rudder
speed is too slow.
Rudder test failed.* Rudder test is failed. Retry the
rudder test.
If the rudder test is
not completed satisfactory, the
steering mode can not be
changed from the STBY mode.
Drive Unit: Safe-Helm 12V
Bypass/Clutch: Not Present
DB: 0.3° SPD: 4.4°/S
Rudder Duty: 100%
RudderTest