V. TROUBLE SHOOTING PROCEDURES 



In the event of console equipment malfunctioning, reference should be made to 

 the maintenance sections of the factory instruction manuals furnished. Use can be 

 made of the schematics to localize the trouble and assist in checking resistance, 

 voltage, and tube readings. If after thorough Investigation, the malfunctioning can 

 not be properly corrected, it is best to enlist the aid of the ship's company E. T. If 

 the trouble is traced to the sensor elements, the latter should be removed from the 

 deck-mounted sensor housing and bench checked, using the appropriate manual . 



19 



