Fuel Pump (Transfer) Inspection

1. Remove the fuel pump (transfer).
2. Verify that air flows through the fuel pump from ports A and B to C.
3. Clean any clogs with compressed air.




4. Block ports B and C, apply pressure of over 167 kPa {1.70 kg/sq.cm, 24.2 psi} to port A, and verify that air comes out from port D.
- If not as specified, replace the fuel pump (transfer).