CHAPTER 1 General Information, Equipment Description, and Theory of Operation - TM-55-1925-284-14-P0015SCOPE - TM-55-1925-284-14-P0017LIST OF ABBREVIATIONS/ACRONYMS - TM-55-1925-284-14-P0018LIST OF ABBREVIATIONS/ACRONYMS (continued) - TM-55-1925-284-14-P0019QUALITY OF MATERIAL - TM-55-1925-284-14-P0020LOCATION AND DESCRIPTION OF MAJOR COMPONENTS - TM-55-1925-284-14-P0021Table 1. Chlorinator Technical CharacteristicsTable 4. MSD Discharge PumpSYSTEMFigure 1. MSD SchematicCHAPTER 2 Operator Instructions - TM-55-1925-284-14-P0027Table 1. MSD Control Panel (Refer to figure 1)Table 2. 440V Power Panel No. 4 (Refer to figure 2)Table 3. Sewage Discharge Pump Controller (Refer to figure 3)Table 4. 440V Power Panel No. 1 (Refer to figure 4)Figure 5. MSD Valves, AMS 1Table 5. MSD Valves, AMS 1 (Refer to figure 5)Table 6. MSD Valves, Engine Room Forward (Refer to figure 6)Table 6. MSD Valves, Engine Room Forward (Refer to figure 6) (continued)SYSTEM STARTUP - TM-55-1925-284-14-P0037Figure 2. 440V Power Panel No. 4Table 1. Valve Alignment Under Usual ConditionsTable 1. Valve Alignment Under Usual Conditions (continued)Figure 4. MSD Control PanelTable 2. Valve Alignment for Sewage Holding Tank To Shore ConnectionTable 2. Valve Alignment for Sewage Holding Tank To Shore Connection (continued)Figure 5. 440V Power Panel No. 1Figure 7. CHT Tank Level IndicatorSYSTEM SHUTDOWN - TM-55-1925-284-14-P0046Figure 1. MSD Control PanelWATER CLOSET TO SEWAGE HOLDING TANKTable 1. Valve Alignment for MSD Operation Under Unusual ConditionsWATER CLOSET DISCHARGE TO OVERBOARDBLOWER FAILURECHAPTER 3 Troubleshooting Procedures - TM-55-1925-284-14-P0053USE OF THE INDEX - TM-55-1925-284-14-P0055Table 1. Operator Troubleshooting Procedures - TM-55-1925-284-14-P0056Table 2. Unit Troubleshooting Procedures - TM-55-1925-284-14-P0057Malfunction/Symptom - TM-55-1925-284-14-P0059Procedure 1. MSD Does Not Function CorrectlyMalfunction/Symptom - TM-55-1925-284-14-P0061Procedure 1. Odor From The Media Tank Vent (Sheet 1 of 2)Procedure 1. Odor From The Media Tank Vent (Sheet 2 of 2)Procedure 2. Odor In AMS 1Procedure 3. Odor In Spaces Other Than AMS 1Procedure 4. Poor Drainage (Toilets Do Not Flush Properly)Procedure 5. Foam From Media Tank VentProcedure 6. High Water Level In Media TankProcedure 7. Water Spilling Out Of Wet WellProcedure 8. Poor Effluent QualityCHAPTER 4 Maintenance Instructions - TM-55-1925-284-14-P0071SERVICE UPON RECEIPT AND PREPARATION FOR STORAGE - TM-55-1925-284-14-P0073INTERVAL - TM-55-1925-284-14-P0075LEAKAGE CLASSIFICATIONS I, II, III - TM-55-1925-284-14-P0076LUBRICATION UNIVERSALS - TM-55-1925-284-14-P0077OPERATOR PREVENTIVE MAINTENANCE CHECKS AND SERVICES INCLUDING LUBRICATION - TM-55-1925-284-14-P0079OPERATOR PREVENTIVE MAINTENANCE CHECKS AND SERVICES INCLUDING LUBRICATION (CONT)CHAPTER 5 Operator Maintenance Instructions - TM-55-1925-284-14-P0081DISCHARGE SAMPLINGCHLORINATOR FEED TUBE ADJUSTMENTRESIDUAL CHLORINE TESTFigure 1. MSD Wet WellREMOVAL - TM-55-1925-284-14-P0087INSTALLATION - TM-55-1925-284-14-P0088AIR SCOUR AND PUMP OUT MEDIA TANKFigure 4. MSD Piping and Valves SchematicDISASSEMBLY - TM-55-1925-284-14-P0091Figure 5. MSD Media Tank Inspection Cover RemovalCLEANING AND INSPECTION - TM-55-1925-284-14-P0093DISASSEMBLY - TM-55-1925-284-14-P0094Figure 8. Wet Well Inlet StrainerASSEMBLY - TM-55-1925-284-14-P0096LAMP REPLACEMENT - TM-55-1925-284-14-P0097INSTALLATION - TM-55-1925-284-14-P0098BELT REPLACEMENTFigure 1. Blower and Motor Belt Guard RemovalDISASSEMBLY - TM-55-1925-284-14-P0101ASSEMBLY - TM-55-1925-284-14-P0102Figure 4. Blower Sheave RemovalDISASSEMBLY - TM-55-1925-284-14-P0104FOLLOW-ON SERVICE - TM-55-1925-284-14-P0105BLOWER ASSEMBLY, SERVICEFigure 1. Belt Guard RemovalASSEMBLY - TM-55-1925-284-14-P0109Table 1. Recommended Oil GradesFOLLOW-ON SERVICE - TM-55-1925-284-14-P0111BLOWER ASSEMBLY, REPAIRINSTALLATION - TM-55-1925-284-14-P0114WET WELL, REPAIR - TM-55-1925-284-14-P0115Figure 1. MSD Piping and Valve Schematic - TM-55-1925-284-14-P0116Figure 2. Wet Well Sight Glass ReplacementINSTALLATION - TM-55-1925-284-14-P0118CHAPTER 6 Unit Maintenance Instructions - TM-55-1925-284-14-P0119MARINE SANITATION DEVICE, REPAIR - TM-55-1925-284-14-P0121Figure 1. Low Pressure Air Pressure GaugeINSTALLATION - TM-55-1925-284-14-P0123BLOWER ASSEMBLY, BLOWER; REPLACEFigure 1. Blower Assembly - TM-55-1925-284-14-P0126INSTALLATION - TM-55-1925-284-14-P0127INSTALLATION (CONT) - TM-55-1925-284-14-P0128BLOWER ASSEMBLY, BLOWER; REPAIR - TM-55-1925-284-14-P0129Figure 1. Blower Relief ValveINSTALLATION - TM-55-1925-284-14-P0131BLOWER ASSEMBLY, MOTOR; REPLACEFigure 1. Blower Assembly MotorREMOVAL - TM-55-1925-284-14-P0135INSTALLATION - TM-55-1925-284-14-P0136INSTALLATION (CONT) - TM-55-1925-284-14-P0137CHLORINATOR, REPLACEFigure 1. MSD Piping and Valve Schematic - TM-55-1925-284-14-P0140INSTALLATION - TM-55-1925-284-14-P0141PUMP ASSEMBLY, REPLACEFigure 1. Pump Motor and Junction BoxREMOVAL - TM-55-1925-284-14-P0145Figure 2. MSD Discharge Pump, Fittings, and FastenersINSTALLATION - TM-55-1925-284-14-P0147PUMP ASSEMBLY, REPAIRFigure 1. Pump AssemblyCHAPTER 7 Direct Support Maintenance Instructions - TM-55-1925-284-14-P0151MARINE SANITATION DEVICE, REPAIR - TM-55-1925-284-14-P0153INSTALLATION - TM-55-1925-284-14-P0154REMOVAL - TM-55-1925-284-14-P0155FOLLOW-ON SERVICE - TM-55-1925-284-14-P0156CONTROLLER, REPAIRFigure 2. MSD Interrupt ContactorREMOVAL - TM-55-1925-284-14-P0159INSTALLATION - TM-55-1925-284-14-P0160Figure 5. Pushbutton Switch ReplacementFigure 6. Thermal Relay ReplacementMAGNETIC CONTACTOR REPLACEMENTFigure 7. Transformer ReplacementFigure 8. Interrupt Contactor ReplacementFOLLOW-ON SERVICE - TM-55-1925-284-14-P0166BLOWER ASSEMBLY, BLOWER; REPAIR - TM-55-1925-284-14-P0167Figure 1. Blower Assembly - TM-55-1925-284-14-P0168Figure 2. Impeller RemovalDISASSEMBLY - TM-55-1925-284-14-P0170ASSEMBLY - TM-55-1925-284-14-P0171ASSEMBLY (CONT) - TM-55-1925-284-14-P0172ASSEMBLY (CONT) - TM-55-1925-284-14-P0173Table 1. Normal Clearances for URA1 22 Blowers (Refer to Figure 3)Figure 4. Impeller Thrust AdjustmentASSEMBLY - TM-55-1925-284-14-P0176WET WELL, REPAIR - TM-55-1925-284-14-P0177Figure 1. Float Level SwitchASSEMBLY - TM-55-1925-284-14-P0179ASSEMBLY (CONT) - TM-55-1925-284-14-P0180WET WELL, REPLACEFigure 1. MSD Piping and Valve Schematic - TM-55-1925-284-14-P0182REMOVAL - TM-55-1925-284-14-P0183Figure 2. MSD Wet WellREMOVAL - TM-55-1925-284-14-P0185INSTALLATION - TM-55-1925-284-14-P0186CHAPTER 8 General Support Maintenance Instructions - TM-55-1925-284-14-P0187MARINE SANITATION DEVICE, REPAIR - TM-55-1925-284-14-P0189Figure 2. MSD StrainerASSEMBLY - TM-55-1925-284-14-P0191ASSEMBLY (CONT) - TM-55-1925-284-14-P0192CHAPTER 9 Supporting Information - TM-55-1925-284-14-P0193REFERENCES - TM-55-1925-284-14-P0195INTRODUCTION - TM-55-1925-284-14-P0197EXPLANATION OF COLUMNS IN THE MAC - TM-55-1925-284-14-P0198EXPLANATION OF COLUMNS IN THE TOOLS AND TEST EQUIPMENT REQUIREMENTS - TM-55-1925-284-14-P0199Table 1. MAC for Marine Sanitation Device for Inland and Coastal Large TugTable 1. MAC for Marine Sanitation Device for Inland and Coastal Large Tug (continued)Table 2. Tools and Test Equipment for Marine Sanitation Device for Inland and Coastal Large TugGENERAL - TM-55-1925-284-14-P0205Source Code - TM-55-1925-284-14-P0206MAINTENANCE CODE - TM-55-1925-284-14-P0207DESCRIPTION AND USABLE ON CODEHOW TO LOCATE REPAIR PARTS - TM-55-1925-284-14-P0209Figure 1. Marine Sanitation Device (Sheet 1 of 2)Figure 1. Marine Sanitation Device (Sheet 2 of 2)GROUP 050304Figure 2. Controller (Sheet 1 of 2)Figure 2. Controller (Sheet 2 of 2)GROUP 05030401Figure 3. Blower Assembly (Sheet 1 of 2)Figure 3. Blower Assembly (Sheet 2 of 2)GROUP 0503040201Figure 4. ChlorinatorGROUP 05030403Figure 5. Pump AssemblyGROUP 0503040401Figure 6. Wet WellGROUP 05030405NATIONAL STOCK NUMBER INDEX - TM-55-1925-284-14-P0228PART NUMBER INDEX - TM-55-1925-284-14-P0229COMPONENTS OF END ITEM (COEI) AND BASIC ISSUE ITEMS (BII) LISTS - TM-55-1925-284-14-P0231Table 1. Components of End Item List - TM-55-1925-284-14-P0232Table 2. On Board Spares List - TM-55-1925-284-14-P0233Table 2. On Board Spares List (continued) - TM-55-1925-284-14-P0234Table 3. Basic Issue Items List - TM-55-1925-284-14-P0235Table 3. Basic Issue Items List (continued) - TM-55-1925-284-14-P0236EXPENDABLE AND DURABLE ITEMS LIST - TM-55-1925-284-14-P0237Table 1. Expendable and Durable Items List - TM-55-1925-284-14-P0238GLOSSARY - TM-55-1925-284-14-P0239TM-55-1925-284-14-P Marine Sanitation Decive Inland and Coastal Large TUG (LT) NSN 1925-01-509-7013 (EIC XAG) Manual