Duly grease the seal (3), position the flange (2), and refit by reversing the steps of the removal procedure.
Aim the fuel pump (2) as shown in the figure. Start screws (A).
Start stud bolts (B) with washer (C), paying attention to fitting direction.
The side to be started is the one without the groove (D).
Tighten the screws (A) and (B) to the specified torque of 5 Nm ± 10%, following a 1-2-3-4-5-6 sequence.