SECTION I. LUBRICATION INSTRUCTIONS

CHAPTER 3 OPERATOR MAINTENANCE INSTRUCTIONS - TM-10-4320-344-10_147

Table 3-1. Troubleshooting Table. (Continued)

TM-10-4320-344-10 Pump Assembly Water 600 GPM Model 609-A (NSN 4320-01-184-7494) Model 609-C (NSN 4320-01-261-6470) Model US636HCCD-1 Manual
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TM 10-4320-344-10 SECTION I. LUBRICATION INSTRUCTIONS 3.1 LUBRICATION. Lubrication instructions for the pumping assemblies are contained in LO 10-4320-344-12. SECTION II. TROUBLESHOOTING 3.2 TROUBLESHOOTING. The malfunction index lists malfunctions that may be observed by the operator. The malfunctions are listed in the same order and cross-referenced to Table 3-1. Use the malfunction index to locate faults listed in Table 3-1. After locating the listed malfunction, perform the test/inspections and corrective actions in the order listed in Table 3-1. The malfunction index and Table 3-1 cannot list all the malfunctions that may occur, all the tests and inspections needed to find the fault, or all the corrective actions needed to correct the fault. If the equipment malfunction is not listed or actions listed do not correct the fault, notify unit maintenance. Troubleshooting Procedure ENGINE WILL NOT START . . . . . . . . . . . . . . . . . . . . 1 ENGINE STOPS SUDDENLY . . . . . . . . . . . . . . . . . . . . . . . 2 MODEL 609-A ENGINE TACHOMETER SHOWS LOW RPM. . . . . . . . . . . . 3 MODEL 609-C ENGINE TACHOMETER SHOWS LOW RPM . . . . . . . . . . . . 4 MODEL US636HCCD-1 ENGINE TACHOMETER SHOWS LOW RPM. . . . . . . . . 5 ENGINE OIL PRESSURE GAUGE SHOWS LOW OIL PRESSURE . . . . . . . . . 6 MODEL 609-A ENGINES OVERHEATING. . . . . . . . . . . . . . . . . 7 MODEL 609-C OR MODEL US636HCCD-1 ENGINE IS OVERHEATING 8 ENGINE AMMETER (MODELS 609-A OR US636HCCD-1) OR VOLTMETER . . . . . . (MODEL 609-C) INDICATES HIGH OR LOW RATE OF CHARGE . . . . . . . 9 EXHAUST SMOKE EXCESSIVELY BLACK. . . . . . . . . . . . . . . . . . 10 RUNNING AND BRAKE LIGHTS DO NOT WORK . . . . . . . . . . . . . . . 11 Table 3-1. Troubleshooting Table. MALFUNCTION TEST OR INSPECTION CORRECTIVE ACTION 1. ENGINE WILL NOT START. Step 1. Step 2. Step 3. Check fuel level gauge to see if engine has enough fuel. Add fuel. Check to see if primary fuel filter needs to be drained (Table 2-10, item 14; Table 2-11, item 18; or Table 2-12, item 14). D r a i n f i l t e r. Check to see if air filter needs to be serviced (Table 2-10, item 21; Table 2-11, item 17; or Table 2-12, item 10). Notify unit maintenance. MALFUNCTION INDEX 3-2

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