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Home >> Lincoln >> 2003 >> Navigator 4WD >> Repair and Diagnosis >> Engine Mechanical >> Cooling System (Mechanical) >> Engine Cooling System >> General Procedures >> Engine And Radiator Flushing

Engine And Radiator Flushing

Fig 1: Identifying Material Specification (Engine and Radiator Flushing)
G01563374Courtesy of FORD MOTOR CO.
    WARNING: Do not open the cooling system while it is hot or while the engine is running. Failure to follow these instructions can result in personal injury.
  1. Drain the cooling system. For additional information, refer to COOLING SYSTEM DRAINING, FILLING AND BLEEDING .
  2. Remove the water thermostat.
  3. Install the water hose connection without the water thermostat.
    4. NOTE: For additional information, refer to the cooling system flusher operating instructions for specific vehicle hook-up.
  4. Use an appropriate cooling system flusher to flush the engine and radiator.

    Use Motorcraft Cooling System Flush VC-1 or equivalent meeting Ford specification ESR-M14P7-A.

  5. Install the water thermostat.
  6. Backflush the heater core (18476). For additional information, refer to Heater Core Backflushing .
  7. Fill the cooling system. For additional information, refer to COOLING SYSTEM DRAINING, FILLING AND BLEEDING .
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