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Table 4-2.  UNIT TROUBLESHOOTING(continued)
Table 4-2.  UNIT TROUBLESHOOTING (continued) - TM-55-2210-223-12_98

TM-55-2210-223-12 Oil-Water Separtor 5 GPM Type Seprator 5 GPM Type A 3 Stage NSN 2090-010-076-5849 Manual
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TM 55-2210-223-12 TO 45A2-2-14-41 Table 4-2.  UNIT TROUBLESHOOTING (continued) MALFUNCTION TEST OR INSPECTION CORRECTIVE ACTION ELECTRICAL INSTRUMENTS AND CONTROLS 3. FAULTY OPERATION OF ELECTRICAL CONTACTORS WARNING ·  Remove rings, bracelets, wristwatches, and neck chains before working around the locomotive. Jewelry can catch on equipment and cause injury, or may short across an electrical circuit and cause severe burns or electrical shock. ·  Be careful not to short out battery terminals.  Do not smoke or use open flame near batteries. Batteries may explode from a spark.  Battery acid is harmful to skin and eyes. Step 1. Check to see if there is an air gap. If there is an air gap, notify intermediate direct support maintenance. Step 2. Check to see if the closing voltage is below 64 V. If below 64 V, notify intermediate direct support maintenance. Step 3. Check to see if bearings are binding. Clean and lubricate as required. Step 4. Check to see if there is dirt or other foreign matter between contacts. Clean as required. 4. FAULTY OPERATION OF INTERLOCKS OR CONTROL FINGERS Check to see if interlocks or finger surfaces are dirty or gummy. Clean and lubricate interlocks and fingers as required. 4-13







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