Table 3-1. Operator Troubleshooting Table. (continued)

SECTION III. OPERATOR MAINTENANCE PROCEDURES - TM-10-4320-226-14_72

TM-10-4320-226-14 Water Pumping Assembly Diesel Engine Driven Wheel Mounted 350 Gallons Per Minute (GPM) 275 Foot Head Models: 350 PAW Manual
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TM 10-4320-226-14 Table 3-1. Operator Troubleshooting Table. (continued) MALFUNCTION TEST OR INSPECTION CORRECTIVE ACTION 3. ENGINE Step 1. Step 2. 4. 5. 6. 7. 8. RUNS ERRATIC AFTER WARMUP. Visually inspect air cleaner indicator. a. Reset air cleaner indicator. b. Notify unit Check fuel supply. a. Refill fuel b. Drain water c. Notify unit level maintenance. source (paragraph 3.7). separator. level of maintenance. ENGINE HAS EXCESSIVE EXHAUST SMOKE. Check a. b. c. OIL PRESSURE Check a. b. fuel supply. Refill fuel source (paragraph 3.7). Drain water separator. Notify unit level of maintenance. READING LOW. engine oil level (paragraph 3.6). Refer to LO 10-4320-226-12 and add Notify unit level of maintenance. oil. NO PUMP ASSEMBLY SUCTION OR DISCHARGE PRESSURE. Check for pump prime. a. Prime pump (paragraph 2.5). b. Notify unit level maintenance. PUMP STOPS OR FAILS TO DELIVER RATED PLOW OR PRESSURE. Check that engine is operating at proper RPM. a. Adjust engine speed (paragraph 2.5). b. Notify unit level maintenance. PUMP NOISY. Check oil level in intermediate housing. (paragraph 3.7) a. Add oil in accordance with LO 10-4320-226-12. b. Notify unit level maintenance. 3-3

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