Figure 7-3.—Schematic drawing of a steam table.open or lift the bleeder valve. Figure 7-3 is a typicalschematic drawing of a steam table. Notice the steamtable’s piping system in this figure.The food service division is responsible for routinepreventive maintenance of all mess deck equipment.Any major troubleshooting, repairs, or overhauls are theresponsibility of the repair or auxiliary division. Youshould advise the division responsible to submit allrequests for repairs and parts replacements on Ship’sMaintenance Action Form, OPNAV 4790/2K.GALLEY EQUIPMENTGalley equipment must be maintained in a safe,sanitary, and economical way. Enginemen maintain thisequipment, and they frequently tram the food servicepersonnel on how to properly operate the equipment. Itis always a good practice to post operating instructionsnear the equipment. This will help to ensure that theoperators do not abuse the machines. You may be calledon to help inspect galley equipment. You can also helpdetermine the type of maintenance and the extent ofrepairs required to keep the equipment safe and efficient.Remember, the medical department is responsible forconducting sanitary inspections.The supplydepartment is responsible for keeping food-handlingequipment clean. And, the engineering department isresponsible for maintaining the operation of thisequipment.REFRIGERATORS (SELF-CONTAINED)Galley refrigerators will not have any problems ifthe user will do the following:- Allow proper clearance in the back of therefrigerator. The refrigerator must have adistance of at least 4 inches away from thebulkhead. Any obstruction will reduce theairflow required for an air-cooled condenser.Do not overload the refrigerator.Properly store foods with space for aircirculation.Follow the MRC for routine maintenance likedefrosting and cleaning.Do not use any sharp objects like knives orscrapers when defrosting the refrigerator. This isnot an acceptable procedure for removing frostbuildup on a refrigerator.When repairing or overhauling a refrigerator, referto the manufacturer’s manual. “Refrigeration System,”Chapter 516 of NSTM contains general procedures onhow to maintain or repair a self-contained refrigerator.Follow all the necessary safety precautions whenhandling and disposing of a refrigerant!Figure 7-4.—An arrangement of steam-jacketed kettles.7-6
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