DD15 Draining Fuel System Prior to Repairs

Drain system as follows:‪

  1. Remove the fuel feed line from the fuel filter module.
  2. Install J-48710 fuel pressure test kit onto the fuel feed line at the module.
  3. Do NOT remove the return line from the module.
  4. Use regulator and adjust the system pressure to 50 psi.
  5. After one to two minutes the system should be drained of fuel.
  6. Remove test equipment.

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