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 TM 55-1905-223-10
f.
Steering Gear Power Unit, Controls, Linkage and Mechanical Component :
s
Condition: Operational test using one pump and then the other with either pump test in both non follow up and
full follow up and helm control and jog control modes. Inspect pumps, piping, rams and seals for leakage of
hydraulic fluid. Inspect rudder stocks for leakage. Inspect linkage for damage excessive clearances (wear) and
proper operation. Check rudder angle indicators against actual rudder position. Check log for accomplishment
of annual P/M services of checking foundation bolts and fasteners and hydraulic oil change and filter/strainer
replacement/cleaning.
Standard: Hydraulic components are leak free. Rudder stocks are leak free. Linkage is damage free, intact,
not worn excessively and operates rudders smoothly in response to all controls. All controls are fully functional.
Rudder angle indicators track rudder movements. Log indicates P/M services of hydraulic oil change and
filter/strainer servicing has been accomplished. ________________________________________________
______________________________________________________________________________________
______________________________________________________________________________________
______________________________________________________________________________________
______________________________________________________________________________________
g.
Stern Anchor Winch Power Unit:
Condition: Inspect when conducting stern anchor winch inspection paragraph 4.0 e. Inspect for leaks in pump
and associated piping, excessive vibration and unusual noise. Verify accomplishment of draining and refilling
hydraulic system and cleaning reservoirs and strainers.
Standard: No leaks, excessive vibration or unusual noise, hydraulic system servicing accomplished within
previous 12 month period. ________________________________________________________________
______________________________________________________________________________________
______________________________________________________________________________________
______________________________________________________________________________________
______________________________________________________________________________________
h.
Vent Fan:
Condition: Verify operational condition, check for excessive vibration or unusual noise, and corrosion.
Change 8
G-99
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