Quantcast Replace/Repair Steering Control and Autopilot System.

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TM 55-1905-223-24-18-2
MAINTENANCE OF CONTROLS SYSTEM
3-115. Replace/Repair Steering Control and Autopilot System.
This task covers: a. Inspection, b. Removal, c. Repair, d. Replacement.
INITIAL SETUP
Tools
Equipment Condition
Tool kit, electrician's,
Electrical power to steering control and
autopilot system OFF and tagged "Out of
Service - Do Not Operate."
Materials/Parts
(TM 55-1905-223-10)
Gyro interface assembly P/N 510-173
Wheel controller, helm unit P/N 510-172
Warning tags, Item 1, Appendix C
INSPECTION
Visually check all wiring and component mounting very carefully for possible causes or damage from
vibration, chafing, strain, overheating, and short circuits from loose wires.
REMOVAL
a. Remove Gyro Interface Assembly.
(1) Unfasten two latching screws (4, Figure 3-99) securing starboard side access panel (3) to
pilothouse control console (1).
(2) Remove access panel.
(3) Tag and disconnect electrical wiring at cable fittings (3, Figure 3-100).
(4) Remove capscrews (2) securing gyro interface assembly (1) to starboard side (interior) of
pilothouse control console.
(5) Remove gyro interface assembly.
b. Remove Wheel Controller. Helm Unit. (Figure 3-101)
(1) Remove capscrew (9) and washer (10) securing wheel to shaft (7). Remove wheel. Retain
shaft key (8) for replacement of wheel.
(2) Disconnect cable from connector (11).
3-405


 


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