Rolls-Royce Helicon X3, User Manual

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Maintenance Instructions
7
Page 21 of 22 Doc. No.: 13S000411
Revision: A Copyright © 2010 Rolls-Royce plc
10. Go back to the signal tab, select analog out and then read the value of the relevant
lever order signal:
•
Azimuth_Lever_ECR
• Azimuth_Lever_Bridge_X
(where X represents the bridge number 1 to 5).
11. Select the parameter tab once again and select the relevant parameter:
• Azimuth_Lever_Zero_ECR
• Azimuth_Lever_Zero_Bridge_X
(where X represents the bridge number 1 to 5).
12. Enter the value found in step 10 and press the Set key.
13. It is possible to change the succession of the sine and cosine phase by means of a
software switch. Engage this switch if the displayed angle is moving in the opposite
direction with respect to the physical lever scale (due to external exchange of
signals). Select parameter for the relevant control station. Invert the current value
(If current value is 0 change to 1. If current value is 1 change to 0) using the
keyboard, and press the Set key.
• Azimuth_Lever_Invert_ECR
• Azimuth_Lever_Invert_Bridge_X
(where X represents the bridge number 1 to 5).
14. Close the window and log out of the Normal controller.
15. Repeat the procedure for the corresponding Backup controller.
6.1.3 RPM Control Lever
An Rpm control lever has normally two adjustments available; idle and maximum. The
respective range will be 0 to 100%. If the thruster can operate with negative, there will
be a minimum setting available as well. Respective range will then be -100% to 100%.
1.
Enter the CDP tool and log in to the relevant Normal Controller.
2. Select the RpmOrder function, signals and then Analog in
3. Select one of the following analog points.
• RPM_Lever_ECR
• RPM_Lever_Bridge_X
(where X represents the bridge number 1 to 5)
based on which lever to calibrate.
4. Set the control lever to idle position and press the Set Zero auto setting key. The
display should respond with the updated value.
5. Set the control lever to maximum position and press the Set Max auto-setting key.
6. If applicable, set the control lever to negative maximum position and press the Set
Min auto setting key.
7. Close the window and log out of the Normal Controller.
8. Repeat the procedure for the corresponding Backup Controller.