COOLANT PUMP FAILS TO RECIRCULATE LIQUID

Table 5-1. FUEL BURNING WINTERIZATION KIT TROUBLESHOOTING CHART (Continued)

TM-9-6115-464-34 Generator Set Diesel Engine Driven Tactical Skid Mtd 15 Kw 3 Phase 4 Wire 120/208 and 240/416 Volts Manual
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ARMY TM 9-6115-464-34 AIR FORCE TO 35C2-3-445-2 NAVY NAVFAC P-8-624-34 Table 5-1. FUEL BURNING WINTERIZATION KIT TROUBLESHOOTING CHART (Continued) MALFUNCTION TEST OR INSPECTION CORRECTIVE ACTION 8. SURGING COMBUSTION Fuel regulator operating erratically. Check fuel rate and replace valve if necessary (para. 5-4). 9. COOLANT PUMP FAILS TO RECIRCULATE LIQUID Step 1. Faulty coolant pump. Repair or replace pump (para. 5-4). Step 2. Clogged coolant line. Unclog or replace coolant line (para. 5-4). 10. COOLANT PUMP TURNS OVER BUT FAILS TO DELIVER FLUID Step 1. Pump passages or blade slots plugged with foreign matter. Repair or replace pump (para. 5-4). Step 2. Defective motor. Replace motor (para. 5-4). 11. ERRATIC OR REDUCED OUTPUT Step 1. Air leak. Check tubing connections for leaks (para 5-5). Step 2. Reduced voltage. Check voltage input to motor (para 5-4). Step 3. Motor lag, low RPM. Check motor brushes for excessive wear (para. 5-4). Step 4. Scored cam ring bore. Replace the cam ring (para. 5-4). Step 5. Foreign matter in pump blade slots. Remove pump from motor; disassemble and clean pump and filter (para 5-4). 5-3

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