DD15 Troubleshooting

Section 11.8 Faulty Water Pump

Section 11.8
Faulty Water Pump

Check as follows:‪

  1. Remove the water pump; refer to the EPA07 DD15 Workshop Manual (DDC-SVC-MAN-0002), cooling system chapter.
  2. Inspect the pulley, shaft, and impeller for damage. If damaged, replace the water pump.
    warning

    ENGINE EXHAUST

    To avoid injury from inhaling engine exhaust, always operate the engine in a well-ventilated area. Engine exhaust is toxic.‪

  3. Start and run the engine.
  4. Run the engine through its operating range with no-load for approximately 5 minutes, allowing the engine coolant to reach normal operating range.
    1. If the engine coolant temperature is 85-95°C (185-203°F), no further troubleshooting is required. Shut down the engine.
    2. If the engine coolant temperature is above 85-95°C (185-203°F), shut down the engine. Check combustion gases in coolant.


EPA07 DD15 Troubleshooting Guide - DDC-SVC-MAN-0029
Generated on 10-13-2008

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