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TM 55-1905-223-10
Standard: Observe indicated depth and compare to reading to known depth of water. Should read same as
known depth. NOTE: Depth sounder servicing and repair is normally included as part of the OCCM repair
specification less the draft of the hull in way of the transponder. In automatic mode the whistle must sound
proper blast sequence IAW Title 33 CFR, Part 81, Appendix A, Part D, and Annex III. __________________
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f.
Searchlight:
Condition: Inspect searchlight by operating from pilothouse, check illumination, focusing, elevation, and
rotation, check bulb condition and operating hours, cooling fans in light and in power panel, condition of cover
and glass.
Standard: Lamp lights, focus, elevate and rotate controls are all operational and smooth. Bulb is not blackened
and has less than 1500 operating hours, cooling fans in power supply and light both operate and generate air
flow, case is undamaged and glass is clear and not cracked. ______________________________________
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g.
Radar (2):
(1) SPS-64(v)16 Stbd
Condition: Perform operation status check.
Standard: Displays known objects on screen. __________________________________________________
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(2) SPS-64(v)17 Port
Condition: Perform operation status check.
Standard: Displays known objects on screen. __________________________________________________
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Change 8 G-22
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