Injection Pump Repairs - Lucas CAV DPA (5-09)
Section 5 - Fuel System - Group 05
B Series Shop Manual
Position the advance housing over the stud in the injec-
tion pump with the cam advance screw positioned into the
center bore in the piston.
Install new o-rings on the head - locating fitting.
Position the check ball in the head/locating fitting.
Position head/locating fitting through the advance hous-
ing and hand tighten.